Checklist of the Vascular Plants of CaliforniaBeloperone californica Benth. = Justicia californica...

Checklist of theVascular Plants of

California(excluding grasses and allies

ACANTHACEAEBeloperone californica Benth. = Justicia californicaCarlowrightia arizonica Gray Arizona wrightwortJusticia californica (Benth.) D. Gibson beloperone

ACERACEAEAcer circinatum Pursh vine mapleAcer glabrum Torr. Rocky Mountain mapleAcer glabrum var. diffusum (Greene) Smiley Rocky Mountain mapleAcer glabrum var. greenei Keller Greene's mapleAcer glabrum var. glabrum Torr. Rocky Mountain mapleAcer glabrum var. torreyi (Greene) Smiley Torrey mapleAcer macrophyllum Pursh bigleaf mapleAcer negundo L. boxelderAcer negundo var. californicum (Torr. & Gray) Sarg. California boxelder

ACORACEAEAcorus americanus (Raf.) Raf. sweetflagAcorus calamus auct. non L. = Acorus americanus

AGAVACEAEAgave americana L. American century plantAgave deserti Engelm. desert agaveAgave deserti ssp. deserti Engelm. desert agave

CALIFORNIA FLORA Checklist

Agave deserti ssp. simplex Gentry desert agaveAgave shawii Engelm. coastal agaveAgave utahensis Engelm. Utah agaveAgave utahensis var. eborispina (Hester) Breitung Utah agaveAgave utahensis var. nevadensis Engelm. ex Greenm. & Roush Nevada agaveNolina bigelovii (Torr.) S. Wats. Bigelow's nolinaNolina bigelovii var. bigelovii (Torr.) S. Wats. Bigelow's nolinaNolina interrata Gentry Dehesa beargrassNolina parryi S. Wats.Yucca baccata Torr. banana yuccaYucca baccata var. baccata Torr. banana yuccaYucca brevifolia Engelm. Joshua treeYucca brevifolia var. brevifolia Engelm. Joshua treeYucca brevifolia var. jaegeriana McKelvey Jaeger's Joshua treeYucca schidigera Roezl ex Ortgies Mojave yuccaYucca whipplei Torr. chaparral yuccaYucca whipplei var. caespitosa M.E. Jones chaparral yuccaYucca whipplei var. whipplei Torr. chaparral yucca

AIZOACEAEAptenia cordifolia (L. f.) Schwant. heartleaf iceplantCarpobrotus aequilateralus (Haw.) N.E. Br. baby sunroseCarpobrotus edulis (L.) N.E. Br. common hottentot fig

Cypselea humifusa Turp. panalDisphyma crassifolium (L.) L. Bolus dewplantDrosanthemum floribundum (Haw.) Schwant. showy dewflowerDrosanthemum speciosum (Haw.) Schwant. royal dewflowerHerrea elongata (Haw.) L. Bolus false iceplantLampranthus coccineus (Haw.) N.E. Br. redflushMalephora crocea (Jacq.) Schwant. coppery mesembMesembryanthemum cordifolium L. f. = Aptenia cordifoliaMesembryanthemum coccineum Haw. = Lampranthus coccineusMesembryanthemum crystallinum L. common iceplantMesembryanthemum crassifolium L. = Disphyma crassifoliumMesembryanthemum edule L. = Carpobrotus edulisMesembryanthemum elongatum Haw. = Herrea elongataMesembryanthemum floribundum Haw. = Drosanthemum floribundumMesembryanthemum nodiflorum L. slenderleaf iceplantSesuvium verrucosum Raf. verrucose seapurslaneTetragonia tetragonioides (Pallas) Kuntze New Zealand spinachTrianthema portulacastrum L. desert horsepurslane

ALISMATACEAEAlisma gramineum Lej. narrowleaf water plantainAlisma lanceolatum Withering lanceleaf water plantainAlisma plantago-aquatica var. americanum J.A. Schultes = Alisma triviale


Alisma subcordatum Raf. American water plantainAlisma triviale Pursh northern water plantainEchinodorus berteroi (Spreng.) Fassett upright burrheadMachaerocarpus californicus (Torr. ex Benth.) Small California damsoniumSagittaria calycina Engelm. hooded arrowheadSagittaria calycina var. calycina Engelm. hooded arrowheadSagittaria cuneata Sheldon arumleaf arrowheadSagittaria latifolia Willd. broadleaf arrowheadSagittaria latifolia var. latifolia Willd. broadleaf arrowheadSagittaria longiloba Engelm. ex J.G. Sm. longbarb arrowheadSagittaria sanfordii Greene valley arrowhead

AMARANTHACEAEAlternanthera caracasana Kunth washerwomanAlternanthera philoxeroides (Mart.) Griseb. alligatorweedAlternanthera pungens Kunth khakiweedAmaranthus albus L. prostrate pigweedAmaranthus arenicola I.M. Johnston sandhill amaranthAmaranthus blitoides S. Wats. mat amaranthAmaranthus californicus (Moq.) S. Wats. California amaranthAmaranthus caudatus L. love-lies-bleedingAmaranthus cruentus L. red amaranthAmaranthus deflexus L. largefruit amaranth

Amaranthus fimbriatus (Torr.) Benth. ex S. Wats. fringed amaranthAmaranthus hybridus L. slim amaranthAmaranthus palmeri S. Wats. carelessweedAmaranthus paniculatus L. = Amaranthus cruentusAmaranthus powellii S. Wats. Powell's amaranthAmaranthus pringlei S. Wats. Pringle's amaranthAmaranthus retroflexus L. redroot amaranthAmaranthus rudis Sauer tall amaranthAmaranthus spinosus L. spiny amaranthAmaranthus viridis L. slender amaranthAmaranthus watsonii Standl. Watson's amaranthGuilleminea densa (Humb. & Bonpl. ex Willd.) Moq. small matweedGuilleminea densa var. densa (Humb. & Bonpl. ex Willd.) Moq. small matweedTidestromia lanuginosa (Nutt.) Standl. woolly tidestromiaTidestromia oblongifolia (S. Wats.) Standl. Arizona honeysweet

ANACARDIACEAELithrea molleoides (Vell.) Engl. aroeira blancaMalosma laurina (Nutt.) Nutt. ex Abrams laurel sumacRhus diversiloba Torr. & Gray = Toxicodendron diversilobumRhus glabra L. smooth sumacRhus integrifolia (Nutt.) Benth. & Hook. f. ex Brewer & S. Wats. lemonade sumacRhus laurina Nutt. = Malosma laurina


Rhus ovata S. Wats. sugar sumacRhus trilobata Nutt. skunkbush sumacRhus trilobata var. anisophylla (Greene) Jepson skunkbush sumacRhus trilobata var. pilosissima Engelm. pubescent squawbushRhus trilobata var. quinata (Greene) Jepson skunkbush sumacRhus trilobata var. simplicifolia (Greene) Barkl. skunkbush sumacRhus trilobata var. trilobata Nutt. skunkbush sumacSchinus molle L. Peruvian peppertreeSchinus terebinthifolius Raddi ChristmasberryToxicodendron diversilobum (Torr. & Gray) Greene Pacific poison oakToxicodendron radicans ssp. diversilobum (Torr. & Gray) Thorne = Toxicodendron diversilobum

APOCYNACEAEAmsonia tomentosa Torr. & Frem. woolly bluestarAmsonia tomentosa var. tomentosa Torr. & Frem. woolly bluestarApocynum androsaemifolium L. spreading dogbaneApocynum androsaemifolium ssp. androsaemifolium L. spreading dogbaneApocynum androsaemifolium ssp. androsaemifolium var. androsaemifolium L. spreading dogbaneApocynum androsaemifolium ssp. androsaemifolium var. incanum A. DC. spreading dogbaneApocynum androsaemifolium ssp. pumilum (Gray) Boivin spreading dogbaneApocynum androsaemifolium ssp. pumilum var. pumilum Gray low dogbaneApocynum cannabinum L. Indianhemp

Apocynum X floribundum Greene (pro sp.) intermediate dogbaneApocynum medium Greene = Apocynum X floribundumApocynum sibiricum Jacq. = Apocynum cannabinumApocynum suksdorfii Greene = Apocynum cannabinumCycladenia humilis Benth. Sacramento waxydogbaneCycladenia humilis var. humilis Benth. Sacramento waxydogbaneCycladenia humilis var. venusta (Eastw.) Woods. ex Munz Sacramento waxydogbaneVinca major L. bigleaf periwinkle

APONOGETONACEAEAponogeton distachyos L. f. cape pondweed

ARACEAEArum italicum P. Mill. Italian lords and ladiesLysichiton americanus Hulten & St. John American skunkcabbageLysichiton camtschatcensis auct. non (L.) Schott = Lysichiton americanusPistia stratiotes L. water lettuceZantedeschia aethiopica (L.) Spreng. calla lily

ARALIACEAEAralia californica S. Wats. California spikenardHedera helix L. English ivy

ARECACEAENeowashingtonia filamentosa (Fenzi) Sudworth = Washingtonia filifera


Phoenix canariensis hort. ex Chabaud Canary Island date palmWashingtonia filamentosa (Fenzi) Kuntze = Washingtonia filiferaWashingtonia filifera (L. Linden) H. Wendl. California fan palm

ARISTOLOCHIACEAEAristolochia californica Torr. California dutchman's pipeAsarum caudatum Lindl. British Columbia wildgingerAsarum caudatum var. caudatum Lindl. British Columbia wildgingerAsarum hartwegii S. Wats. Hartweg's wildgingerAsarum lemmonii S. Wats. Lemmon's wildgingerAsarum marmoratum Piper marbled wildginger

ASCLEPIADACEAEAraujia sericifera Brot. white bladderflowerAsclepias albicans S. Wats. whitestem milkweedAsclepias asperula (Dcne.) Woods. spider milkweed, inmortalAsclepias asperula ssp. asperula (Dcne.) Woods. spider milkweed, inmortalAsclepias californica Greene California milkweedAsclepias californica ssp. californica Greene California milkweedAsclepias californica ssp. greenei Woods. Greene's milkweedAsclepias cordifolia (Benth.) Jepson heartleaf milkweedAsclepias cryptoceras S. Wats. pallid milkweedAsclepias cryptoceras ssp. cryptoceras S. Wats. pallid milkweedAsclepias cryptoceras ssp. davisii (Woods.) Woods. Davis' milkweed

Asclepias curassavica L. bloodflowerAsclepias eriocarpa Benth. woollypod milkweedAsclepias erosa Torr. desert milkweedAsclepias fascicularis Dcne. Mexican whorled milkweedAsclepias latifolia (Torr.) Raf. broadleaf milkweedAsclepias nyctaginifolia Gray Mojave milkweedAsclepias solanoana Woods. serpentine milkweedAsclepias speciosa Torr. showy milkweedAsclepias subulata Dcne. rush milkweedAsclepias vestita Hook. & Arn. woolly milkweedAsclepias vestita ssp. parishii (Jepson) Woods. Parish's woolly milkweedAsclepias vestita ssp. vestita Hook. & Arn. woolly milkweedCynanchum utahense (Engelm.) Woods. Utah swallowwortFunastrum = Sarcostemma Gonolobus = Matelea Matelea parvifolia (Torr.) Woods. spearleafSarcostemma cynanchoides Dcne. fringed twinevineSarcostemma cynanchoides ssp. hartwegii (Vail) R. Holm Hartweg's twinevineSarcostemma hirtellum (Gray) R. Holm hairy milkweedSolanoa purpurascens (Gray) Greene = Asclepias solanoana

ASPLENIACEAEAsplenium septentrionale (L.) Hoffmann forked spleenwort


Asplenium trichomanes L. maidenhair spleenwortAsplenium trichomanes-ramosum L. brightgreen spleenwortAsplenium vespertinum Maxon western spleenwort

AZOLLACEAEAzolla filiculoides Lam. Pacific azollaAzolla mexicana Schlecht. & Cham. ex K. Presl Mexican azolla

BALSAMINACEAEImpatiens balfourii Hook. f. Balfour's touchmenotImpatiens glandulifera Royle ornamental jewelweedImpatiens noli-tangere L. western touchmenotImpatiens occidentalis Rydb. = Impatiens noli-tangere

BASELLACEAEAnredera cordifolia (Ten.) Steenis heartleaf madeiravine

BATACEAEBatis maritima L. turtleweed

BERBERIDACEAEAchlys triphylla (Sm.) DC. vanilla leafBerberis amplectens (Eastw.) L.C. Wheeler = Mahonia repensBerberis aquifolium Pursh = Mahonia aquifoliumBerberis californica Jepson = Mahonia californicaBerberis dictyota Jepson = Mahonia dictyota

Berberis fremontii Torr. = Mahonia fremontiiBerberis haematocarpa Woot. = Mahonia haematocarpaBerberis nevinii Gray = Mahonia neviniiBerberis nervosa Pursh = Mahonia nervosa var. nervosaBerberis pinnata Lag. = Mahonia pinnata ssp. pinnataBerberis repens Lindl. = Mahonia repensBerberis sonnei (Abrams) McMinn = Mahonia repensMahonia aquifolium (Pursh) Nutt. hollyleaved barberryMahonia californica (Jepson) Ahrendt California OregongrapeMahonia dictyota (Jepson) Fedde shining netvein barberryMahonia fremontii (Torr.) Fedde Fremont's mahoniaMahonia haematocarpa (Woot.) Fedde red barberryMahonia nervosa (Pursh) Nutt. Cascade OregongrapeMahonia nevinii (Gray) Fedde Nevin's barberryMahonia nervosa var. mendocinensis (J.B. Roof) J.B. Roof Mendocino OregongrapeMahonia nervosa var. nervosa (Pursh) Nutt. cascade OregongrapeMahonia pinnata (Lag.) Fedde wavyleaf OregongrapeMahonia pinnata ssp. insularis (Munz) J.B. Roof island barberryMahonia pinnata ssp. pinnata (Lag.) Fedde California barberryMahonia repens (Lindl.) G. Don OregongrapeVancouveria chrysantha Greene golden insideout flowerVancouveria hexandra (Hook.) Morr. & Dcne. white insideout flowerVancouveria planipetala Calloni


redwood insideout flower

BETULACEAEAlnus incana (L.) Moench mountain alderAlnus incana ssp. tenuifolia (Nutt.) Breitung thinleaf alderAlnus rhombifolia Nutt. white alderAlnus rubra Bong. red alderAlnus viridis (Vill.) Lam. & DC. sitka alderAlnus viridis ssp. sinuata (Regel) A.& D. Love Sitka alderBetula fontinalis Sarg. = Betula occidentalisBetula nana L. bog birchBetula occidentalis Hook. water birchBetula papyrifera var. occidentalis (Hook.) Sarg. = Betula occidentalisCorylus cornuta Marsh. beaked hazelnutCorylus cornuta var. californica (A. DC.) Sharp California hazelnut

BIGNONIACEAEChilopsis linearis (Cav.) Sweet desert willowChilopsis linearis ssp. arcuata (Fosberg) Henrickson desert willow

BLECHNACEAEBlechnum spicant (L.) Roth deer fernWoodwardia fimbriata Sm. giant chainfern

BORAGINACEAEAmsinckia douglasiana A. DC. Douglas' fiddleneckAmsinckia eastwoodiae J.F. Macbr. Eastwood's fiddleneckAmsinckia grandiflora (Kleeb. ex Gray) Kleeb. ex Greene largeflowered fiddleneckAmsinckia intermedia Fisch. & C.A. Mey. = Amsinckia menziesii var. intermediaAmsinckia lunaris J.F. Macbr. bentflower fiddleneckAmsinckia lycopsoides Lehm. tarweed fiddleneckAmsinckia menziesii (Lehm.) A. Nels. & J.F. Macbr. Menzies' fiddleneckAmsinckia menziesii var. intermedia (Fisch & C.A. Mey.) GandersAmsinckia menziesii var. menziesii (Lehm.) A. Nels. & J.F. Macbr.Amsinckia spectabilis Fisch. & C.A. Mey. woolly breechesAmsinckia tessellata Gray bristly fiddleneckAmsinckia tessellata var. gloriosa (Eastw. ex Suksdorf) HooverAmsinckia vernicosa Hook. & Arn. green fiddleneckAmsinckia vernicosa var. furcata (Suksdorf) HooverAnchusa arvensis (L.) Bieb. small buglossAnchusa officinalis L. common buglossAsperugo procumbens L. madwortBorago officinalis L. common borageBuglossoides arvensis (L.) I.M. Johnston corn gromwellColdenia = Tiquilia Cryptantha affinis (Gray) Greene quill catseyeCryptantha ambigua (Gray) Greene basin catseyeCryptantha angustifolia (Torr.) Greene Panamint catseyeCryptantha barbigera (Gray) Greene


bearded catseyeCryptantha circumscissa (Hook. & Arn.) I.M. Johnston cushion catseyeCryptantha cinerea (Greene) Cronq. James' catseyeCryptantha cinerea var. abortiva (Greene) Cronq. James' catseyeCryptantha circumscissa var. circumscissa (Hook. & Arn.) I.M. Johnston cushion catseyeCryptantha circumscissa var. hispida (J.F. Macbr.) I.M. Johnston cushion catseyeCryptantha circumscissa var. rosulata J.T. Howell cushion catseyeCryptantha clevelandii Greene Cleveland's catseyeCryptantha clevelandii var. clevelandii Greene Cleveland's catseyeCryptantha clevelandii var. dissita (I.M. Johnston) Jepson & Hoover Cleveland's catseyeCryptantha clevelandii var. florosa I.M. Johnston Cleveland's catseyeCryptantha confertiflora (Greene) Payson basin yellow catseyeCryptantha costata Brandeg. ribbed catseyeCryptantha corollata (I.M. Johnston) I.M. Johnston coast range catseyeCryptantha crinita Greene Sacramento catseyeCryptantha crymophila I.M. Johnston subalpine catseyeCryptantha dumetorum (Greene ex Gray) Greene bushloving catseyeCryptantha echinella Greene prickly catseyeCryptantha excavata Brandeg. deepscar catseyeCryptantha flaccida (Dougl. ex Lehm.) Greene weakstem catseyeCryptantha flavoculata (A. Nels.) Payson roughseed catseyeCryptantha ganderi I.M. Johnston Gander's catseyeCryptantha glomeriflora Greene

Truckee catseyeCryptantha gracilis Osterhout narrowstem catseyeCryptantha hispidula Greene ex Brand Napa catseyeCryptantha hoffmannii I.M. Johnston Hoffmann's catseyeCryptantha holoptera (Gray) J.F. Macbr. winged catseyeCryptantha hooveri I.M. Johnston Hoover's catseyeCryptantha humilis (Gray) Payson roundspike catseyeCryptantha incana Greene Tulare catseyeCryptantha intermedia (Gray) Greene Clearwater catseyeCryptantha leiocarpa (Fisch. & C.A. Mey.) Greene coastal catseyeCryptantha mariposae I.M. Johnston Mariposa catseyeCryptantha maritima (Greene) Greene Guadalupe catseyeCryptantha maritima var. maritima (Greene) Greene Guadalupe catseyeCryptantha maritima var. pilosa I.M. Johnston Guadalupe catseyeCryptantha micrantha (Torr.) I.M. Johnston redroot catseyeCryptantha micromeres (Gray) Greene pygmyflower catseyeCryptantha microstachys (Greene ex Gray) Greene Tejon catseyeCryptantha milo-bakeri I.M. Johnston Milo Baker's catseyeCryptantha micrantha var. lepida (Gray) I.M. Johnston redroot catseyeCryptantha micrantha var. micrantha (Torr.) I.M. Johnston redroot catseyeCryptantha mohavensis (Greene) Greene Mojave catseyeCryptantha muricata (Hook. & Arn.) A. Nels. & J.F. Macbr. pointed catseyeCryptantha muricata var. clokeyi (I.M. Johnston) Jepson Clokey's catseye


Cryptantha muricata var. denticulata (Greene) I.M. Johnston pointed catseyeCryptantha muricata var. jonesii (Gray) I.M. Johnston Jones's catseyeCryptantha muricata var. muricata (Hook. & Arn.) A. Nels. & J.F. Macbr. pointed catseyeCryptantha nemaclada Greene Colusa catseyeCryptantha nevadensis A. Nels. & Kennedy Nevada catseyeCryptantha nevadensis var. nevadensis A. Nels. & Kennedy Nevada catseyeCryptantha nevadensis var. rigida I.M. Johnston Nevada catseyeCryptantha nubigena (Greene) Payson Sierran catseyeCryptantha oxygona (Gray) Greene sharpnut catseyeCryptantha pterocarya (Torr.) Greene wingnut catseyeCryptantha pterocarya var. cycloptera (Greene) J.F. Macbr. wingnut catseyeCryptantha pterocarya var. pterocarya (Torr.) Greene wingnut catseyeCryptantha racemosa (S. Wats.) Greene bushy catseyeCryptantha rattanii Greene Rattan's catseyeCryptantha recurvata Coville curvenut catseyeCryptantha roosiorum Munz bristlecone catseyeCryptantha rostellata var. rostellata (Greene) Greene beaked catseyeCryptantha scoparia A. Nels. Pinyon Desert catseyeCryptantha simulans Greene pinewoods catseyeCryptantha similis Mathew & Raven desert catseyeCryptantha sobolifera Payson Waterton Lakes catseyeCryptantha sparsiflora (Greene) Greene slender catseye

Cryptantha spiculifera (Piper) Payson Snake River catseyeCryptantha torreyana (Gray) Greene Torrey's catseyeCryptantha torreyana var. torreyana (Gray) Greene Torrey's catseyeCryptantha traskiae I.M. Johnston Trask's catseyeCryptantha tumulosa (Payson) Payson New York Mountain catseyeCryptantha utahensis (Gray) Greene scented catseyeCryptantha virginensis (M.E. Jones) Payson Virgin River catseyeCryptantha watsonii (Gray) Greene Watson's catseyeCynoglossum grande Dougl. ex Lehm. Pacific hound's tongueCynoglossum occidentale Gray western hound's tongueCynoglossum officinale L. gypsyflowerEchium fastuosum Ait. pride of MadeiraEchium plantagineum L. salvation janeHackelia amethystina J.T. Howell amethyst stickseedHackelia bella (J.F. Macbr.) I.M. Johnston greater showy stickseedHackelia brevicula (Jepson) J.L. Gentry Poison Canyon stickseedHackelia californica (Gray) I.M. Johnston California stickseedHackelia cusickii (Piper) Brand Cusick's stickseedHackelia floribunda (Lehm.) I.M. Johnston manyflower stickseedHackelia micrantha (Eastw.) J.L. Gentry Jessica sticktightHackelia mundula (Jepson) Ferris pink stickseedHackelia nervosa (Kellogg) I.M. Johnston Sierran stickseedHackelia patens (Nutt.) I.M. Johnston


common stickseedHackelia patens var. patens (Nutt.) I.M. Johnston spotted stickseedHackelia setosa (Piper) I.M. Johnston bristly stickseedHackelia sharsmithii I.M. Johnston Sharsmith's stickseedHackelia velutina (Piper) I.M. Johnston velvet stickseedHackelia virginiana (L.) I.M. Johnston beggarsliceHarpagonella palmeri Gray Palmer's grapplinghookHarpagonella palmeri var. palmeri Gray Palmer's grapplinghookHeliotropium amplexicaule Vahl clasping heliotropeHeliotropium convolvulaceum (Nutt.) Gray phlox heliotropeHeliotropium curassavicum L. salt heliotropeHeliotropium curassavicum var. oculatum (Heller) I.M. Johnston seaside heliotropeHeliotropium europaeum L. European heliotropeLappula occidentalis (S. Wats.) Greene flatspine stickseedLappula occidentalis var. occidentalis (S. Wats.) Greene desert stickseedLappula squarrosa (Retz.) Dumort. European stickseedLithospermum arvense L. = Buglossoides arvensisLithospermum californicum Gray California gromwellLithospermum incisum Lehm. narrowleaf gromwellLithospermum ruderale Dougl. ex Lehm. western gromwellMertensia bella Piper beautiful bluebellsMertensia ciliata (James ex Torr.) G. Don mountain bluebellsMertensia ciliata var. stomatechoides (Kellogg) Jepson tall fringe bluebells

Mertensia cusickii Piper Toiyabe bluebellsMertensia franciscana Heller Franciscan bluebellsMertensia longiflora Greene small bluebellsMertensia oblongifolia (Nutt.) G. Don oblongleaf bluebellsMyosotis discolor Pers. changing forget me notMyosotis laxa Lehm. bay forget me notMyosotis latifolia Poir. broadleaf forget me notMyosotis scorpioides L. true forget me notMyosotis stricta Link ex Roemer & J.A. Schultes strict forget me notMyosotis sylvatica Ehrh. ex Hoffmann woodland forget me notMyosotis verna Nutt. spring forget me notPectocarya heterocarpa (I.M. Johnston) I.M. Johnston chuckwalla combseedPectocarya linearis (Ruiz & Pavon) DC. sagebrush combseedPectocarya penicillata (Hook. & Arn.) A. DC. sleeping combseedPectocarya platycarpa (Munz & Johnston) Munz & Johnston broadfruit combseedPectocarya pusilla (A. DC.) Gray little combseedPectocarya recurvata I.M. Johnston curvenut combseedPectocarya setosa Gray moth combseedPentaglottis sempervirens (L.) Tausch ex Bailey evergreen buglossPlagiobothrys acanthocarpus (Piper) I.M. Johnston adobe popcornflowerPlagiobothrys arizonicus (Gray) Greene ex Gray Arizona popcornflowerPlagiobothrys austiniae (Greene) I.M. Johnston Austin's popcornflowerPlagiobothrys bracteatus (T.J. Howell) I.M. Johnston


bracted popcornflowerPlagiobothrys bracteatus var. aculeolatus (Piper) I.M. Johnston bracted popcornflowerPlagiobothrys bracteatus var. bracteatus (T.J. Howell) I.M. Johnston bracted popcornflowerPlagiobothrys canescens Benth. valley popcornflowerPlagiobothrys canescens var. canescens Benth. valley popcornflowerPlagiobothrys canescens var. catalinensis (Gray) Jepson Catalina popcornflowerPlagiobothrys chorisianus (Cham.) I.M. Johnston artist's popcornflowerPlagiobothrys chorisianus var. chorisianus (Cham.) I.M. Johnston artist's popcornflowerPlagiobothrys chorisianus var. hickmanii (Greene) I.M. Johnston Hickman's popcornflowerPlagiobothrys chorisianus var. undulatus (Piper) Higgins, comb. nov. ined. artist's popcornflowerPlagiobothrys collinus (Phil.) I.M. Johnston Cooper's popcornflowerPlagiobothrys collinus var. californicus (Gray) Higgins California popcornflowerPlagiobothrys collinus var. fulvescens (I.M. Johnston) Higgins Cooper's popcornflowerPlagiobothrys collinus var. gracilis (I.M. Johnston) Higgins Cooper's popcornflowerPlagiobothrys collinus var. ursinus (Gray) Higgins Cooper's popcornflowerPlagiobothrys distantiflorus (Piper) I.M. Johnston ex M.E. Peck California popcornflowerPlagiobothrys fulvus (Hook. & Arn.) I.M. Johnston fulvous popcornflowerPlagiobothrys fulvus var. campestris (Greene) I.M. Johnston fulvous popcornflowerPlagiobothrys glaber (Gray) I.M. Johnston hairless popcornflowerPlagiobothrys glyptocarpus (Piper) I.M. Johnston sculptured popcornflowerPlagiobothrys glyptocarpus var. glyptocarpus (Piper) I.M. Johnston sculptured popcornflowerPlagiobothrys glyptocarpus var. modestus I.M. Johnston sculptured popcornflowerPlagiobothrys greenei (Gray) I.M. Johnston

Greene's popcornflowerPlagiobothrys hispidus Gray Cascade popcornflowerPlagiobothrys humistratus (Greene) I.M. Johnston dwarf popcornflowerPlagiobothrys hystriculus (Piper) I.M. Johnston bearded popcornflowerPlagiobothrys infectivus I.M. Johnston dye popcornflowerPlagiobothrys jonesii Gray Mojave popcornflowerPlagiobothrys kingii (S. Wats.) Gray Great Basin popcornflowerPlagiobothrys kingii var. harknessii (Greene) Jepson Harness' popcornflowerPlagiobothrys kingii var. kingii (S. Wats.) Gray King's popcornflowerPlagiobothrys leptocladus (Greene) I.M. Johnston finebranched popcornflowerPlagiobothrys lithocaryus (Greene ex Gray) I.M. Johnston Mayacamas popcornflowerPlagiobothrys mollis (Gray) I.M. Johnston soft popcornflowerPlagiobothrys mollis var. mollis (Gray) I.M. Johnston soft popcornflowerPlagiobothrys mollis var. vestitus (Greene) I.M. Johnston soft popcornflowerPlagiobothrys myosotoides (Lehm.) Brand forget me not popcornflowerPlagiobothrys nothofulvus (Gray) Gray rusty popcornflowerPlagiobothrys parishii I.M. Johnston Parish's popcornflowerPlagiobothrys reticulatus (Piper) I.M. Johnston netted popcornflowerPlagiobothrys salsus (Brandeg.) I.M. Johnston salty popcornflowerPlagiobothrys scouleri (Hook. & Arn.) I.M. Johnston Scouler's popcornflowerPlagiobothrys scriptus (Greene) I.M. Johnston scribe popcornflowerPlagiobothrys scouleri var. cusickii (Greene) Higgins Cusick's popcornflowerPlagiobothrys scouleri var. hispidulus (Greene) Dorn sleeping popcornflower


Plagiobothrys scouleri var. scouleri (Hook. & Arn.) I.M. Johnston Scouler's popcornflowerPlagiobothrys shastensis Greene ex Gray Shasta popcornflowerPlagiobothrys stipitatus (Greene) I.M. Johnston slender popcornflowerPlagiobothrys strictus (Greene) I.M. Johnston Calistoga popcornflowerPlagiobothrys stipitatus var. micranthus (Piper) I.M. Johnston stalked popcornflowerPlagiobothrys stipitatus var. stipitatus (Greene) I.M. Johnston slender popcornflowerPlagiobothrys tenellus (Nutt. ex Hook.) Gray Pacific popcornflowerPlagiobothrys tener (Greene) I.M. Johnston slender popcornflowerPlagiobothrys tener var. subglaber I.M. Johnston slender popcornflowerPlagiobothrys tener var. tener (Greene) I.M. Johnston slender popcornflowerPlagiobothrys torreyi (Gray) Gray Torrey's popcornflowerPlagiobothrys torreyi var. diffusus (Greene) I.M. JohnstonPlagiobothrys trachycarpus (Gray) I.M. Johnston roughfruit popcornflowerPlagiobothrys uncinatus J.T. Howell Salinas Valley popcornflowerSymphytum asperum Lepechin prickly comfreyTiquilia canescens (DC.) A. Richards. woody crinklematTiquilia canescens var. canescens (DC.) A. Richards. gray coldeniaTiquilia canescens var. pulchella (I.M. Johnston) A. Richards. woody crinklematTiquilia nuttallii (Hook.) A. Richards. Nuttall's coldeniaTiquilia palmeri (Gray) A. Richards. Palmer's coldeniaTiquilia plicata (Torr.) A. Richards. fanleaf crinklemat

BUDDLEJACEAEBuddleja davidii Franch. orange eye butterflybushBuddleja saligna Willd. squarestem butterflybushBuddleja utahensis Coville Utah butterflybush

BURSERACEAEBursera microphylla Gray elephanttree

CABOMBACEAEBrasenia schreberi J.F. Gmel. watershield

CACTACEAEBergerocactus emoryi (Engelm.) Engelm. golden snakecactusCarnegia gigantea (Engelm.) Britt. & Rose saguaroEchinocactus polycephalus Engelm. & Bigelow cottontop cactusEchinocactus polycephalus var. polycephalus Engelm. & Bigelow cottontop cactusEchinocereus coccineus Engelm. scarlet hedgehog cactusEchinocereus coccineus var. coccineus Engelm. scarlet hedgehog cactusEchinocereus engelmannii (Parry ex Engelm.) Lem. saints cactusEchinocereus engelmannii var. acicularis L. Benson saints cactusEchinocereus engelmannii var. armatus L. Benson saints cactusEchinocereus engelmannii var. chrysocentrus (Engelm. & Bigelow) Rumpl. saints cactusEchinocereus engelmannii var. engelmannii (Parry ex Engelm.) Lem. Engelmann's cactusEchinocereus engelmannii var. howei L. Benson Howe's cactus


Echinocereus engelmannii var. munzii (Parish) Pierce & Fosberg Munz's cactusEchinocereus triglochidiatus Engelm. kingcup cactusEchinocereus triglochidiatus var. mojavensis (Engelm. & Bigelow) L. Benson Mojave kingcup cactusEscobaria alversonii (Coult.) N.P. Taylor, comb. nov. ined. cushion foxtail cactusEscobaria vivipara (Nutt.) Buxbaum spinystarEscobaria vivipara var. arizonica (Engelm.) D.R. Hunt Arizona spinystarEscobaria vivipara var. deserti (Engelm.) D.R. Hunt desert spinystarEscobaria vivipara var. rosea (Clokey) D.R. Hunt spinystarFerocactus cylindraceus (Engelm.) Orcutt California barrelcactusFerocactus cylindraceus var. cylindraceus (Engelm.) Orcutt California barrelcactusFerocactus cylindraceus var. lecontei (Engelm.) H. Bravo Leconte's barrelcactusFerocactus viridescens (Torr. & Gray) Britt. & Rose San Diego barrelcactusMammillaria dioica K. Brandeg. strawberry cactusMammillaria grahamii Engelm. Graham's nipple cactusMammillaria grahamii var. grahamii Engelm. Graham's nipple cactusMammillaria tetrancistra Engelm. common fishhook cactusNeolloydia johnsonii (Parry ex Engelm.) L. Benson = Sclerocactus johnsoniiOpuntia X demissa Griffiths (pro sp.) pricklypearOpuntia X occidentalis Engelm. & Bigelow (pro sp.) pricklypearOpuntia acanthocarpa Engelm. & Bigelow buckhorn chollaOpuntia acanthocarpa var. acanthocarpa Engelm. & Bigelow buckhorn chollaOpuntia acanthocarpa var. coloradensis L. Benson Colorado buckhorn cholla

Opuntia acanthocarpa var. ganderi (C.B. Wolf) L. Benson Gander's buckhorn chollaOpuntia acanthocarpa var. major (Engelm. & Bigelow) L. Benson buckhorn chollaOpuntia basilaris Engelm. & Bigelow beavertail pricklypearOpuntia basilaris var. basilaris Engelm. & Bigelow beavertail pricklypearOpuntia basilaris var. brachyclada (Griffiths) Munz beavertail pricklypearOpuntia basilaris var. treleasei (Coult.) Coult. ex Toumey Trelease's beavertail pricklypearOpuntia bigelovii Engelm. teddybear chollaOpuntia bigelovii var. bigelovii Engelm. teddybear chollaOpuntia chlorotica Engelm. & Bigelow dollarjoint pricklypearOpuntia curvospina Griffiths Searchlight pricklypearOpuntia echinocarpa Engelm. & Bigelow staghorn chollaOpuntia echinocarpa var. echinocarpa Engelm. & Bigelow staghorn chollaOpuntia engelmannii Salm-Dyck cactus appleOpuntia engelmannii var. engelmannii Salm-Dyck cactus appleOpuntia erinacea Engelm. & Bigelow ex Engelm. grizzlybear pricklypearOpuntia erinacea var. erinacea Engelm. & Bigelow ex Engelm. grizzlybear pricklypearOpuntia erinacea var. ursina (A. Weber) Parish grizzlybear pricklypearOpuntia erinacea var. utahensis (Engelm.) L. Benson Utah grizzlybear pricklypearOpuntia ficus-indica (L.) P. Mill. tuna cactusOpuntia fosbergii C.B. Wolf Hoffmann's teddybear chollaOpuntia fragilis (Nutt.) Haw. brittle pricklypearOpuntia fragilis var. fragilis (Nutt.) Haw. pygmy pricklypearOpuntia kunzei Rose


devil's chollaOpuntia littoralis (Engelm.) Cockerell coastal pricklypearOpuntia littoralis var. austrocalifornica L. Benson & Walkington coastal pricklypearOpuntia littoralis var. littoralis (Engelm.) Cockerell coastal pricklypearOpuntia littoralis var. piercei (Fosberg) L. Benson & Walkington coastal pricklypearOpuntia littoralis var. vaseyi (Coult.) L. Benson & Walkington Vasey's coastal pricklypearOpuntia macrorhiza Engelm. twistspine pricklypearOpuntia macrorhiza var. macrorhiza Engelm. twistspine pricklypearOpuntia martiniana (L. Benson) Parfitt seashore cactusOpuntia munzii C.B. Wolf Munz's chollaOpuntia oricola Philbrick chaparral pricklypearOpuntia parishii Orcutt matted chollaOpuntia parryi Engelm. brownspined pricklypearOpuntia parryi var. parryi Engelm. brownspined pricklypearOpuntia parryi var. serpentina (Engelm.) L. Benson serpentine chollaOpuntia phaeacantha Engelm. tulip pricklypearOpuntia phaeacantha var. major Engelm. Mojave pricklypearOpuntia polyacantha Haw. plains pricklypearOpuntia polyacantha var. rufispina (Engelm. & Bigelow ex Engelm.) L. Benson hairspine pricklypearOpuntia prolifera Engelm. coastal chollaOpuntia pulchella Engelm. sagebrush chollaOpuntia ramosissima Engelm. branched pencil chollaOpuntia wigginsii L. Benson

Wiggins' chollaOpuntia wolfii (L. Benson) M.A. Baker Wolf's opuntiaSclerocactus johnsonii (Parry ex Engelm.) N.P. Taylor Johnson's fishhook cactusSclerocactus polyancistrus (Engelm. & Bigelow) Britt. & Rose redspined fishhook cactus

CALLITRICHACEAECallitriche hermaphroditica L. northern waterstarwortCallitriche heterophylla Pursh larger waterstarwortCallitriche heterophylla ssp. bolanderi (Hegelm.) Calder & Taylor Bolander's waterstarwortCallitriche heterophylla ssp. heterophylla Pursh twoheaded waterstarwortCallitriche longipedunculata Morong longstock waterstarwortCallitriche marginata Torr. winged waterstarwortCallitriche palustris L. vernal waterstarwortCallitriche peploides Nutt. matted waterstarwortCallitriche stagnalis Scop. pond waterstarwortCallitriche trochlearis Fassett effluent waterstarwort

CALYCANTHACEAECalycanthus occidentalis Hook. & Arn. western sweetshrub

CAMPANULACEAEAsyneuma prenanthoides (Dur.) McVaugh California harebellCampanula angustiflora Eastw. Eastwood's bellflowerCampanula californica (Kellogg) Heller swamp bellflowerCampanula exigua Rattan chaparral bellflower


Campanula griffinii Morin Griffin's bellflowerCampanula rotundifolia L. bluebell bellflowerCampanula scabrella Engelm. rough bellflowerCampanula scouleri Hook. ex A. DC. pale bellflowerCampanula sharsmithiae Morin Mt. Hamilton bellflowerCampanula shetleri Heckard Castle Crags bellflowerCampanula wilkinsiana Greene Wilkins' bellflowerDowningia bacigalupii Weiler Bach's calicoflowerDowningia bella Hoover Hoover's calicoflowerDowningia bicornuta Gray doublehorn calicoflowerDowningia bicornuta var. bicornuta Gray doublehorn calicoflowerDowningia bicornuta var. picta Hoover doublehorn calicoflowerDowningia concolor Greene maroonspot calicoflowerDowningia concolor var. brevior McVaugh maroonspot calicoflowerDowningia concolor var. concolor Greene maroonspot calicoflowerDowningia concolor var. tricolor (Greene) Jepson maroonspot calicoflowerDowningia cuspidata (Greene) Greene ex Jepson toothed calicoflowerDowningia elegans (Dougl. ex Lindl.) Torr. elegant calicoflowerDowningia elegans var. brachypetala (Gandog.) McVaugh elegant calicoflowerDowningia elegans var. elegans (Dougl. ex Lindl.) Torr. elegant calicoflowerDowningia insignis Greene harlequin calicoflowerDowningia laeta (Greene) Greene Great Basin calicoflowerDowningia montana Greene

Sierran calicoflowerDowningia ornatissima Greene folded calicoflowerDowningia ornatissima var. eximia (Hoover) McVaugh folded calicoflowerDowningia ornatissima var. ornatissima Greene folded calicoflowerDowningia pulchella (Lindl.) Torr. flatface calicoflowerDowningia pusilla (G. Don) Torr. dwarf calicoflowerDowningia yina Applegate cascade calicoflowerGithopsis diffusa Gray San Gabriel bluecupGithopsis diffusa ssp. candida (Ewan) Morin San Gabriel bluecupGithopsis diffusa ssp. diffusa Gray San Gabriel bluecupGithopsis diffusa ssp. filicaulis (Ewan) Morin San Gabriel bluecupGithopsis diffusa ssp. robusta Morin San Gabriel bluecupGithopsis pulchella Vatke Sierran bluecupGithopsis pulchella ssp. campestris Morin Sierran bluecupGithopsis pulchella ssp. pulchella Vatke Sierran bluecupGithopsis pulchella ssp. pulchella var. glabra (Jepson) Morin Sierran bluecupGithopsis pulchella ssp. pulchella var. pulchella Vatke Sierran bluecupGithopsis pulchella ssp. serpentinicola Morin serpentine bluecupGithopsis specularioides Nutt. common bluecupGithopsis tenella Morin tubeflower bluecupHeterocodon rariflorum Nutt. rareflower heterocodonHowellia aquatilis Gray water howelliaLegenere limosa (Greene) McVaugh false venus' looking glass


Legousia speculum-veneris (L.) Fisch. ex A. DC. European venus' looking glassLobelia cardinalis L. cardinalflowerLobelia cardinalis ssp. graminea (Lam.) McVaugh cardinalflowerLobelia cardinalis ssp. graminea var. graminea (Lam.) McVaugh cardinalflowerLobelia cardinalis ssp. graminea var. propinqua (Paxton) Bowden cardinalflowerLobelia dunnii Greene Dunn's lobeliaLobelia dunnii ssp. dunnii Greene Dunn's lobeliaLobelia dunnii ssp. dunnii var. serrata (Gray) McVaugh Dunn's lobeliaLobelia erinus L. edging lobeliaNemacladus capillaris Greene common threadplantNemacladus glanduliferus Jepson glandular threadplantNemacladus glanduliferus var. glanduliferus Jepson glandular threadplantNemacladus glanduliferus var. orientalis McVaugh glandular threadplantNemacladus gracilis Eastw. slender threadplantNemacladus interior (Munz) G.T. Robbins Sierran threadplantNemacladus longiflorus Gray longflower threadplantNemacladus longiflorus var. breviflorus McVaugh longflower threadplantNemacladus longiflorus var. longiflorus Gray longflower threadplantNemacladus montanus Greene mountain threadplantNemacladus pinnatifidus Greene combleaf threadplantNemacladus ramosissimus Nutt. smallflower threadplantNemacladus rigidus Curran stoutstem threadplantNemacladus rubescens Greene

desert threadplantNemacladus rubescens var. rubescens Greene desert threadplantNemacladus rubescens var. tenuis McVaugh desert threadplantNemacladus secundiflorus G.T. Robbins onesided threadplantNemacladus sigmoideus G.T. Robbins sigmoid threadplantNemacladus twisselmannii J.T. Howell Twisselmann's threadplantParishella californica Gray Mojave dwarfPorterella carnosula (Hook. & Arn.) Torr. fleshy porterellaTriodanis perfoliata (L.) Nieuwl. clasping Venus' lookingglassTriodanis perfoliata var. biflora (Ruiz & Pavon) Bradley clasping Venus' lookingglassTriodanis perfoliata var. perfoliata (L.) Nieuwl. clasping Venus' lookingglass

CANNABACEAECannabis sativa L. marijuanaHumulus lupulus L. common hopHumulus lupulus var. lupulus L. common hopHumulus lupulus var. neomexicanus A. Nels. & Cockerell common hop

CAPPARACEAECleome isomeris Greene bladderpod spiderflowerCleome lutea Hook. yellow spiderflowerCleome lutea var. lutea Hook. yellow spiderflowerCleome platycarpa Torr. golden spiderflowerCleome serrulata Pursh Rocky Mountain beeplant


Cleome sparsifolia S. Wats. fewleaf spiderflowerCleomella brevipes S. Wats. shortstalk stinkweedCleomella hillmanii A. Nels. Hillman's stinkweedCleomella obtusifolia Torr. & Frem. Mojave cleomellaCleomella parviflora Gray slender cleomellaCleomella plocasperma S. Wats. twisted cleomellaIsomeris arborea Nutt. = Cleome isomerisKoeberlinia spinosa Zucc. crown of thornsKoeberlinia spinosa var. spinosa Zucc. crown of thornsKoeberlinia spinosa var. tenuispina Kearney & Peebles crown of thornsOxystylis lutea Torr. & Frem. spiny caperPolanisia dodecandra (L.) DC. roughseed clammyweedPolanisia dodecandra ssp. dodecandra (L.) DC. redwhisker clammyweedPolanisia dodecandra ssp. trachysperma (Torr. & Gray) Iltis sandyseed clammyweedWislizenia refracta Engelm. jackass cloverWislizenia refracta ssp. californica (Greene) Keller spectacle fruitWislizenia refracta ssp. palmeri (Gray) Keller Palmer's wislizeniaWislizenia refracta ssp. refracta Engelm. spectacle fruit

CAPRIFOLIACEAELeycesteria formosa Wallich Himalayan honeysuckleLinnaea borealis L. twinflowerLinnaea borealis ssp. longiflora (Torr.) Hulten longtube twinflower

Lonicera caerulea L. sweetberry honeysuckleLonicera caerulea var. cauriana (Fern.) Boivin bluefly honeysuckleLonicera ciliosa (Pursh) Poir. ex DC. orange honeysuckleLonicera conjugialis Kellogg purpleflower honeysuckleLonicera etrusca Santi Etruscan honeysuckleLonicera hispidula (Lindl.) Dougl. ex Torr. & Gray California honeysuckleLonicera hispidula var. vacillans (Benth.) Gray pink honeysuckleLonicera interrupta Benth. chaparral honeysuckleLonicera involucrata Banks ex Spreng. twinberry honeysuckleLonicera involucrata var. ledebourii (Eschsch.) ZabelLonicera japonica Thunb. Japanese honeysuckleLonicera subspicata Hook. & Arn. southern honeysuckleLonicera subspicata var. denudata Rehd. Santa Barbara honeysuckleLonicera subspicata var. johnstonii Keck Johnston's honeysuckleLonicera subspicata var. subspicata Hook. & Arn. southern honeysuckleLonicera tatarica L. Tatarian honeysuckleLonicera utahensis S. Wats. Utah honeysuckleSambucus canadensis L. = Sambucus nigra ssp. canadensisSambucus cerulea Raf. = Sambucus nigra ssp. ceruleaSambucus cerulea var. cerulea Raf. blue elderberrySambucus mexicana K. Presl ex DC. = Sambucus nigra ssp. canadensisSambucus nigra L. European black elderSambucus nigra ssp. canadensis (L.) R. BolliSambucus nigra ssp. cerulea (Raf.) R. Bolli


Sambucus racemosa L. scarlet elderberrySambucus racemosa ssp. pubens var. arborescens (Torr. & Gray) Gray Pacific red elderSambucus racemosa ssp. pubens var. melanocarpa (Gray) McMinn black elderberrySambucus racemosa ssp. pubens var. microbotrys (Rydb.) Kearney & Peebles European red elderberrySambucus racemosa var. racemosa L.Symphoricarpos acutus (Gray) Dieck sharpleaf snowberrySymphoricarpos albus (L.) Blake common snowberrySymphoricarpos albus var. laevigatus (Fern.) Blake common snowberrySymphoricarpos hesperius G.N. Jones trailing snowberrySymphoricarpos longiflorus Gray desert snowberrySymphoricarpos mollis Nutt. creeping snowberrySymphoricarpos oreophilus Gray whortleleaf snowberrySymphoricarpos oreophilus var. utahensis (Rydb.) A. Nels. Utah snowberrySymphoricarpos rotundifolius Gray roundleaf snowberrySymphoricarpos rotundifolius var. parishii (Rydb.) Dempster Parish's snowberryViburnum ellipticum Hook. common viburnumViburnum tinus L. laurustinus

CARYOPHYLLACEAEAchyronychia cooperi Torr. & Gray onyxflowerAgrostemma githago L. common corncockleArenaria aculeata S. Wats. prickly sandwortArenaria congesta Nutt. ballhead sandwort

Arenaria congesta var. charlestonensis Maguire Charleston sandwortArenaria congesta var. crassula Maguire ballhead sandwortArenaria congesta var. congesta Nutt. ballhead sandwortArenaria congesta var. simulans Maguire ballhead sandwortArenaria congesta var. subcongesta (S. Wats.) S. Wats. subcongesta sandwortArenaria congesta var. suffrutescens (Gray) B.L. Robins. suffrutescent sandwortArenaria kingii (S. Wats.) M.E. Jones King's sandwortArenaria kingii ssp. compacta (Coville) Maguire King's compact sandwortArenaria lanuginosa (Michx.) Rohrb. spreading sandwortArenaria lanuginosa ssp. saxosa (Gray) Maguire spreading sandwortArenaria macradenia S. Wats. Mojave sandwortArenaria macradenia ssp. macradenia var. arcuifolia Maguire Mojave sandwortArenaria macradenia ssp. ferrisiae Abrams Ferris' sandwortArenaria macradenia ssp. macradenia var. kuschei (Eastw.) Maguire Mojave sandwortArenaria macradenia ssp. macradenia S. Wats. Mojave sandwortArenaria macradenia ssp. macradenia var. macradenia S. Wats. Mojave sandwortArenaria paludicola B.L. Robins. marsh sandwortArenaria pumicola Coville & Leib. Crater Lake sandwortArenaria serpyllifolia L. thymeleaf sandwortArenaria ursina B.L. Robins. Bear Valley sandwortCardionema ramosissimum (Weinm.) A. Nels. & J.F. Macbr. sandcarpetCerastium arvense L. field chickweedCerastium arvense ssp. maximum (Hollick & Britt.) Ugborogho


field chickweedCerastium arvense ssp. strictum (L.) Ugborogho field chickweedCerastium beeringianum Cham. & Schlecht. Bering chickweedCerastium beeringianum ssp. beeringianum Cham. & Schlecht. Bering chickweedCerastium beeringianum ssp. beeringianum var. beeringianum Cham. & Schlecht. Bering chickweedCerastium dichotomum L. forked chickweedCerastium fontanum Baumg. common chickweedCerastium fontanum ssp. vulgare (Hartman) Greuter & Burdet big chickweedCerastium glomeratum Thuill. sticky chickweedDianthus armeria L. Deptford pinkDianthus barbatus L. sweetwilliamDianthus deltoides L. maiden pinkGypsophila paniculata L. babysbreath gypsophilaHerniaria hirsuta L. hairy rupturewortHerniaria hirsuta ssp. cinerea (DC.) Coutinho hairy rupturewortHolosteum umbellatum L. jagged chickweedLoeflingia squarrosa Nutt. spreading pygmyleafLoeflingia squarrosa ssp. artemisiarum Barneby & Twisselmann spreading pygmyleafLoeflingia squarrosa ssp. squarrosa Nutt. spreading pygmyleafLychnis coronaria (L.) Desr. rose campionMinuartia californica (Gray) Mattf. California sandwortMinuartia decumbens T.W. & J.P. Nelson lassicus stitchwortMinuartia douglasii (Fenzl ex Torr. & Gray) Mattf. Douglas' stitchwort

Minuartia howellii (S. Wats.) Mattf. Howell's stitchwortMinuartia nuttallii (Pax) Briq. Nuttall's sandwortMinuartia nuttallii ssp. fragilis (Maguire & A. Holmgren) McNeill brittle sandwortMinuartia nuttallii ssp. gracilis (B.L. Robins.) McNeill brittle sandwortMinuartia nuttallii ssp. gregaria (Heller) McNeill brittle sandwortMinuartia obtusiloba (Rydb.) House twinflower sandwortMinuartia pusilla (S. Wats.) Mattf. annual sandwortMinuartia pusilla var. diffusa (Maguire) McNeill annual sandwortMinuartia pusilla var. pusilla (S. Wats.) Mattf. annual sandwortMinuartia rosei (Maguire & Barneby) McNeill peanut stitchwortMinuartia rossii (R. Br. ex Richards.) Graebn. Ross' sandwortMinuartia rubella (Wahlenb.) Hiern beautiful sandwortMoenchia erecta (L.) P.G. Gaertn., B. Mey. & Scherb. upright chickweedMoehringia lateriflora (L.) Fenzl bluntleaf sandwortMoehringia macrophylla (Hook.) Fenzl largeleaf sandwortParonychia ahartii Ertter Ahart's nailwortParonychia franciscana Eastw. San Francisco nailwortPetrorhagia dubia (Raf.) G. Lopez & Romo hairypinkPetrorhagia nanteuilii (Burnat) P.W. Ball & Heywood proliferous pinkPetrorhagia prolifera (L.) P.W. Ball & Heywood childing pinkPolycarpon depressum Nutt. California manyseedPolycarpon tetraphyllum (L.) L. fourleaf manyseedPseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartman


tuber starwortSagina apetala Ard. annual pearlwortSagina decumbens (Ell.) Torr. & Gray beach pearlwortSagina decumbens ssp. occidentalis (S. Wats.) Crow western pearlwortSagina maxima Gray stickystem pearlwortSagina maxima ssp. crassicaulis (S. Wats.) Crow stickystem pearlwortSaponaria officinalis L. bouncingbetSagina procumbens L. birdeye pearlwortSagina saginoides (L.) Karst. arctic pearlwortScleranthus annuus L. German knotgrassScopulophila rixfordii (Brandeg.) Munz & Johnston Rixford's rockwortSilene antirrhina L. sleepy sileneSilene aperta Greene naked catchflySilene bernardina S. Wats. Palmer's catchflySilene bernardina ssp. bernardina S. Wats. Palmer's catchflySilene bernardina ssp. maguirei Bocquet Maguire's catchflySilene bernardina ssp. maguirei var. rigidula (B.L. Robins.) Tiehm mountain sileneSilene bernardina ssp. maguirei var. sierrae (C.L. Hitchc. & Maguire) Bocquet Palmer's catchflySilene bridgesii Rohrb. Bridges' catchflySilene californica Dur. Indian pinkSilene campanulata S. Wats. Red Mountain catchflySilene campanulata ssp. campanulata S. Wats. Red Mountain catchflySilene campanulata ssp. glandulosa C.L. Hitchc. & Maguire Red Mountain catchfly

Silene campanulata ssp. greenei (S. Wats.) C.L. Hitchc. & Maguire Greene's catchflySilene conoidea L. weed sileneSilene dichotoma Ehrh. dichotoma sileneSilene douglasii Hook. Douglas's campionSilene douglasii var. douglasii Hook. Douglas's campionSilene gallica L. common catchflySilene grayi S. Wats. Maui catchflySilene hookeri Nutt. Hooker's sileneSilene hookeri ssp. bolanderi (Gray) Abrams Bolander's sileneSilene hookeri ssp. hookeri Nutt. Hooker's sileneSilene hookeri ssp. pulverulenta (M.E. Peck) C.L. Hitchc. & Maguire Hooker's sileneSilene invisa C.L. Hitchc. & Maguire red fir catchflySilene laciniata Cav. Mexican campionSilene latifolia Poir. bladder campionSilene laciniata ssp. major var. angustifolia C.L. Hitchc. & Maguire cardinal catchflySilene latifolia ssp. alba (P. Mill.) Greuter & Burdet bladder campionSilene laciniata ssp. major var. latifolia C.L. Hitchc. & Maguire cardinal catchflySilene laciniata ssp. major C.L. Hitchc. & Maguire cardinal catchflySilene lemmonii S. Wats. Lemmon's catchflySilene marmorensis Kruckeberg Marble Mountain catchflySilene menziesii Hook. Menzies' campionSilene menziesii ssp. dorrii (Kellogg) C.L. Hitchc. & Maguire Dorr's campionSilene menziesii ssp. menziesii Hook.


Menzies' campionSilene menziesii ssp. menziesii var. menziesii Hook. Menzies' campionSilene menziesii ssp. menziesii var. viscosa (Greene) C.L. Hitchc. & Maguire Menzies' campionSilene multinervia S. Wats. manynerve catchflySilene noctiflora L. nightflowering sileneSilene nuda (S. Wats.) C.L. Hitchc. & Maguire barestem sileneSilene nuda ssp. insectivora (Henderson) C.L. Hitchc. & Maguire insecteating sileneSilene nuda ssp. nuda (S. Wats.) C.L. Hitchc. & Maguire western fringed catchflySilene occidentalis S. Wats. western catchflySilene occidentalis ssp. longistipitata C.L. Hitchc. & Maguire western catchflySilene occidentalis ssp. occidentalis S. Wats. western catchflySilene oregana S. Wats. Oregon sileneSilene parishii S. Wats. Parish's catchflySilene parishii var. latifolia C.L. Hitchc. & Maguire Parish's catchflySilene parishii var. parishii S. Wats. Parish's catchflySilene parishii var. viscida C.L. Hitchc. & Maguire Parish's catchflySilene sargentii S. Wats. Sargent's catchflySilene scouleri Hook. Scouler's campionSilene scouleri ssp. scouleri var. pacifica (Eastw.) C.L. Hitchc. Scouler's campionSilene scouleri ssp. scouleri Hook. Scouler's campionSilene scouleri ssp. scouleri var. scouleri Hook. Scouler's campionSilene suksdorfii B.L. Robins. Suksdorf's sileneSilene uralensis (Rupr.) Bocquet apetalous catchfly

Silene uralensis ssp. montana (S. Wats.) McNeill apetalous catchflySilene verecunda S. Wats. San Francisco campionSilene verecunda ssp. andersonii (Clokey) C.L. Hitchc. & Maguire Anderson's campionSilene verecunda ssp. platyota var. eglandulosa C.L. Hitchc. & Maguire San Francisco campionSilene verecunda ssp. platyota (S. Wats.) C.L. Hitchc. & Maguire San Francisco campionSilene verecunda ssp. platyota var. platyota (S. Wats.) Jepson San Francisco campionSilene verecunda ssp. verecunda S. Wats. San Francisco campionSilene vulgaris (Moench) Garcke maidenstearsSpergula arvense L. corn spurrySpergularia atrosperma R.P. Rossb. blackseed sandspurrySpergularia bocconii (Scheele) Foucaud ex Merino Boccone's sandspurrySpergularia canadensis (Pers.) G. Don Canadian sandspurrySpergularia canadensis var. occidentalis R.P. Rossb. western sandspurrySpergularia macrotheca (Hornem.) Heynh. sticky sandspurrySpergularia maritima (All.) Chiov. media sandspurrySpergularia macrotheca var. leucantha (Greene) B.L. Robins. sticky sandspurrySpergularia macrotheca var. longistyla R.P. Rossb. sticky sandspurrySpergularia macrotheca var. macrotheca (Hornem.) Heynh. sticky sandspurrySpergularia platensis (Camb.) Fenzl La Plata sandspurrySpergularia rubra (L.) J.& K. Presl red sandspurrySpergularia salina J.& K. Presl salt sandspurrySpergularia salina var. salina J.& K. Presl salt sandspurry


Spergularia salina var. tenuis (Greene) Jepson salt sandspurrySpergularia villosa (Pers.) Camb. hairy sandspurryStellaria borealis Bigelow boreal starwortStellaria borealis ssp. borealis Bigelow boreal starwortStellaria borealis ssp. sitchana (Steud.) Piper Sitka starwortStellaria calycantha (Ledeb.) Bong. northern starwortStellaria crispa Cham. & Schlecht. curled starwortStellaria graminea L. grasslike starwortStellaria jamesiana Torr. = Pseudostellaria jamesianaStellaria littoralis Torr. beach starwortStellaria longipes Goldie longstalk starwortStellaria longipes ssp. longipes Goldie longstalk starwortStellaria media (L.) Vill. common chickweedStellaria nitens Nutt. shiny chickweedStellaria obtusa Engelm. Rocky Mountain chickweedStellaria umbellata Turcz. ex Kar. & Kir. umbrella starwortVaccaria hispanica (P. Mill.) Rauschert cow soapwortVelezia rigida L. velezia

CELASTRACEAEEuonymus occidentalis Nutt. ex Torr. western wahooEuonymus occidentalis var. occidentalis Nutt. ex Torr. western wahooEuonymus occidentalis var. parishii (Trel.) Jepson western wahoo

Mortonia scabrella var. utahensis Coville ex Gray = Mortonia utahensisMortonia utahensis (Coville ex Gray) A. Nels. Utah mortoniaPaxistima myrsinites (Pursh) Raf. boxleaf myrtle

CERATOPHYLLACEAECeratophyllum demersum L. coon's tail

CHENOPODIACEAEAllenrolfea occidentalis (S. Wats.) Kuntze iodinebushAphanisma blitoides Nutt. ex Moq. San Diego coastalcreeperArthrocnemum subterminale (Parish) Standl. Parish's glasswortAtriplex argentea Nutt. silverscale saltbushAtriplex argentea ssp. argentea Nutt. silverscale saltbushAtriplex argentea ssp. expansa (S. Wats.) Hall & Clements silverscale saltbushAtriplex californica Moq. California saltbushAtriplex canescens (Pursh) Nutt. fourwing saltbushAtriplex canescens var. canescens (Pursh) Nutt. fourwing saltbushAtriplex confertifolia (Torr. & Frem.) S. Wats. shadscale saltbushAtriplex cordulata Jepson heartscaleAtriplex coronata S. Wats. crownscaleAtriplex coulteri (Moq.) D. Dietr. Coulter's saltbushAtriplex coronata var. notatior Jepson crownscaleAtriplex elegans (Moq.) D. Dietr. wheelscale saltbushAtriplex elegans var. fasciculata (S. Wats.) M.E. Jones wheelscale saltbush


Atriplex falcata (M.E. Jones) Standl. sickle saltbushAtriplex fruticulosa Jepson ball saltbushAtriplex gmelinii C.A. Mey. ex Bong. Gmelin's saltbushAtriplex hortensis L. garden oracheAtriplex hymenelytra (Torr.) S. Wats. deserthollyAtriplex joaquiniana A. Nels.Atriplex lentiformis (Torr.) S. Wats. big saltbushAtriplex leucophylla (Moq.) D. Dietr. beach saltbushAtriplex lentiformis ssp. breweri (S. Wats.) Hall & Clements quailbushAtriplex lentiformis ssp. lentiformis (Torr.) S. Wats. big saltbushAtriplex lindleyi Moq. Lindley's saltbushAtriplex linearis S. Wats. thinleaf fourwing saltbushAtriplex micrantha Ledeb. twoscale saltbushAtriplex nummularia Lindl. bluegreen saltbushAtriplex pacifica A. Nels. Davidson's saltbushAtriplex parishii S. Wats. Parish's saltbushAtriplex parryi S. Wats. Parry's saltbushAtriplex patula L. spear saltbushAtriplex patula ssp. patula L. spear saltbushAtriplex phyllostegia (Torr. ex S. Wats.) S. Wats. leafcover saltweedAtriplex polycarpa (Torr.) S. Wats. cattle saltbushAtriplex prostrata Boucher ex DC. triangle oracheAtriplex pusilla (Torr. ex S. Wats.) S. Wats. smooth saltbush

Atriplex rosea L. tumbling saltweedAtriplex semibaccata R. Br. Australian saltbushAtriplex serenana A. Nels. bractscaleAtriplex serenana var. davidsonii (Standl.) Munz Davidson's bractscaleAtriplex serenana var. serenana A. Nels. bractscaleAtriplex spinifera J.F. Macbr. spinescale saltbushAtriplex suberecta I. Verd. peregrine saltbushAtriplex torreyi (S. Wats.) S. Wats. Torrey's saltbushAtriplex truncata (Torr. ex S. Wats.) Gray wedgescale saltbushAtriplex tularensis Coville Tulare saltbushAtriplex vallicola Hoover Lost Hills saltbushAtriplex vesicaria Heward ex Benth. aboriginal saltbushAtriplex watsonii A. Nels. Watson's saltbushBassia hyssopifolia (Pallas) Kuntz fivehorn smotherweedBeta vulgaris L. common beetBeta vulgaris ssp. maritima (L.) Arcang. sea beetChenopodium album L. lambsquartersChenopodium album var. album L. lambsquartersChenopodium album var. missouriense (Aellen) I.J. Bassett & C.W. Crompton Missouri lambsquartersChenopodium ambrosioides L. Mexican teaChenopodium ambrosioides var. anthelminticum (L.) Aellen = Chenopodium ambrosioides var. ambrosioidesChenopodium ambrosioides var. ambrosioides L. Mexican tea


Chenopodium atrovirens Rydb. pinyon goosefootChenopodium berlandieri Moq. pitseed goosefootChenopodium berlandieri var. sinuatum (J. Murr) H.A. Wahl pitseed goosefootChenopodium berlandieri var. zschackii (J. Murr) J. Murr ex Aschers. Zschack's goosefootChenopodium botrys L. Jerusalem oak goosefootChenopodium carnosulum Moq. ridged goosefootChenopodium californicum (S. Wats.) S. Wats. California goosefootChenopodium capitatum (L.) Ambrosi blite goosefootChenopodium carnosulum var. patagonicum (Phil.) H.A. Wahl ridged goosefootChenopodium chenopodioides (L.) AellenChenopodium desiccatum A. Nels. aridland goosefootChenopodium fremontii S. Wats. Fremont's goosefootChenopodium fremontii var. fremontii S. Wats. Fremont's goosefootChenopodium hians Standl. hians goosefootChenopodium humile Hook. marshland goosefootChenopodium incanum (S. Wats.) Heller mealy goosefootChenopodium incanum var. incanum (S. Wats.) Heller mealy goosefootChenopodium incanum var. occidentale Crawford mealy goosefootChenopodium leptophyllum (Moq.) Nutt. ex S. Wats. narrowleaf goosefootChenopodium macrospermum Hook. f. largeseed goosefootChenopodium macrospermum var. farinosum (S. Wats.) J.T. Howell largeseed goosefootChenopodium macrospermum var. halophilum (Phil.) Standl. saltloving goosefootChenopodium multifidum L.

cutleaf goosefootChenopodium murale L. nettleleaf goosefootChenopodium nevadense Standl. Nevada goosefootChenopodium opulifolium Schrad. ex Koch & Ziz seaport goosefootChenopodium overi Aellen Over's goosefootChenopodium polyspermum L. manyseed goosefootChenopodium pratericola Rydb. desert goosefootChenopodium pumilio R. Br. clammy goosefootChenopodium rubrum L. red goosefootChenopodium salinum Standl. Rocky Mountain goosefootChenopodium simplex (Torr.) Raf. mapleleaf goosefootChenopodium strictum Roth lateflowering goosefootChenopodium strictum ssp. glaucophyllum (Aellen) Aellen & Just. lateflowering goosefootChenopodium vulvaria L. stinking goosefootCorispermum hyssopifolium L. common bugseedCycloloma atriplicifolium (Spreng.) Coult. winged pigweedEurotia lanata (Pursh) Moq. = Krascheninnikovia lanataGrayia spinosa (Hook.) Moq. spiny hopsageHalogeton glomeratus (Bieb.) C.A. Mey. halogetonKochia americana S. Wats. greenmollyKochia californica S. Wats. rusty molly kochiaKochia scoparia (L.) Schrad. common kochiaKrascheninnikovia lanata (Pursh) Guldenstaedt winterfat


Monolepis nuttalliana (J.A. Schultes) Greene Nuttall's povertyweedMonolepis pusilla Torr. ex S. Wats. small monolepisMonolepis spathulata Gray beaver monolepisNitrophila mohavensis Munz & Roos Amargosa alkaliplantNitrophila occidentalis (Moq.) S. Wats. western miterwortSalicornia bigelovii Torr. dwarf saltwortSalsola kali L. prickly Russian thistleSalicornia maritima Wolff & Jefferies slender grasswortSalsola paulsenii Litv. barbwire Russian thistleSalicornia rubra A. Nels. red swampfireSalsola soda L. oppositeleaf Russian thistleSarcocornia utahensis (Tidestrom) A.J. Scott Utah swampfireSarcobatus vermiculatus (Hook.) Torr. greasewoodSalicornia virginica L. Virginia glasswortSpinacia oleracea L. spinachSuaeda californica S. Wats. California seabliteSuaeda calceoliformis (Hook.) Moq. Pursh seepweedSuaeda californica var. californica S. Wats. California seabliteSuaeda esteroa Ferren & Whitmore seabliteSuaeda moquinii (Torr.) Greene Mojave seabliteSuaeda taxifolia (Standl.) Standl. seepweed

CISTACEAECistus incanus L. hairy rockroseCistus incanus ssp. corsicus (Loisel.) Heywood hairy rockroseCistus incanus ssp. incanus L. hairy rockroseCistus ladaniferus L. gum rockroseHelianthemum greenei B.L. Robins. island rushroseHelianthemum scoparium Nutt. Amador rushroseTuberaria guttata (L.) Fourr. European frostweed

CLUSIACEAEHypericum anagalloides Cham. & Schlecht. trailing St. JohnswortHypericum calycinum L. Aaron's beardHypericum canariense L. Canary Island St. JohnswortHypericum concinnum Benth. goldwireHypericum formosum ssp. scouleri (Hook.) C.L. Hitchc. = Hypericum scouleri ssp. scouleriHypericum mutilum L. dwarf St. JohnswortHypericum perforatum L. common St. JohnswortHypericum scouleri Hook. Scouler's St. JohnswortHypericum scouleri ssp. scouleri Hook. Scouler's St. Johnswort

COMMELINACEAETradescantia fluminensis Vell. smallleaf spiderwortTradescantia virginiana L. Virginia spiderwort


COMPOSITAEAcamptopappus shockleyi Gray Shockley's goldenheadAcamptopappus sphaerocephalus (Harvey & Gray ex Gray) Gray rayless goldenheadAcamptopappus sphaerocephalus var. hirtellus Blake rayless goldenheadAcamptopappus sphaerocephalus var. sphaerocephalus (Harvey & Gray ex Gray) Gray rayless goldenheadAchillea borealis Bong. = Achillea millefolium var. borealisAchillea lanulosa Nutt. = Achillea millefolium var. occidentalisAchillea millefolium L. common yarrowAchillea millefolium var. alpicola (Rydb.) Garrett common yarrowAchillea millefolium var. arenicola (Heller) Nobs common yarrowAchillea millefolium var. borealis (Bong.) Farw. boreal yarrowAchillea millefolium var. californica (Pollard) Jepson California yarrowAchillea millefolium var. gigantea (Pollard) Nobs giant yarrowAchillea millefolium var. millefolium L. common yarrowAchillea millefolium var. occidentalis DC. western yarrowAchillea millefolium var. pacifica (Rydb.) G.N. Jones Pacific yarrowAchillea millefolium var. puberula (Rydb.) Nobs common yarrowAchyrachaena mollis Schauer blow wivesAcourtia microcephala DC. sacapelloteAcroptilon repens (L.) DC. hardheadsAdenocaulon bicolor Hook. American trailplantAdenophyllum cooperi (Gray) Strother Cooper's dogweed

Adenophyllum porophylloides (Gray) Strother San Felipe dogweedAgeratina adenophora (Spreng.) King & H.E. Robins. sticky snakerootAgeratina herbacea (Gray) King & H.E. Robins. fragrant snakerootAgeratina occidentalis (Hook.) King & H.E. Robins. western snakerootAgeratina shastensis (Taylor & Stebbins) King & H.E. Robins. Shasta snakerootAgeratum conyzoides L. tropical whiteweedAgoseris apargioides (Less.) Greene woolly goat chicoryAgoseris apargioides var. apargioides (Less.) Greene woolly goat chicoryAgoseris apargioides var. eastwoodiae (Fedde) Munz woolly goat chicoryAgoseris apargioides var. maritima (Sheldon) Q. JonesAgoseris aurantiaca (Hook.) Greene orange agoserisAgoseris aurantiaca var. aurantiaca (Hook.) Greene orange agoserisAgoseris elata (Nutt.) Greene tall agoserisAgoseris glauca (Pursh) Raf. pale agoserisAgoseris glauca var. glauca (Pursh) Raf. pale agoserisAgoseris glauca var. laciniata (D.C. Eat.) Smiley false agoserisAgoseris glauca var. monticola (Greene) Q. Jones ex Cronq. pale agoserisAgoseris grandiflora (Nutt.) Greene bigflower agoserisAgoseris heterophylla (Nutt.) Greene annual agoserisAgoseris heterophylla var. crenulata Jepson annual agoserisAgoseris heterophylla var. heterophylla (Nutt.) Greene annual agoserisAgoseris heterophylla var. turgida (Hall) Jepson annual agoserisAgoseris retrorsa (Benth.) Greene spearleaf agoseris


Almutaster pauciflorus (Nutt.) A.& D. LoveAmberboa moschata (L.) DC. sweetsultanAmblyopappus pusillus Hook. & Arn. dwarf coastweedAmbrosia acanthicarpa Hook. flatspine burr ragweedAmbrosia ambrosioides (Cav.) Payne ambrosia leaf burr ragweedAmbrosia artemisiifolia L. annual ragweedAmbrosia chamissonis (Less.) Greene silver burr ragweedAmbrosia chenopodiifolia (Benth.) Payne San Diego burr ragweedAmbrosia confertiflora DC. weakleaf burr ragweedAmbrosia dumosa (Gray) Payne white burrobushAmbrosia eriocentra (Gray) Payne woolly fruit burr ragweedAmbrosia ilicifolia (Gray) Payne hollyleaf burr ragweedAmbrosia psilostachya DC. Cuman ragweedAmbrosia pumila (Nutt.) Gray dwarf burr ragweedAmbrosia trifida L. great ragweedAmphipappus fremontii Torr. & Gray Fremont's chaffbushAmphipappus fremontii ssp. fremontii Torr. & Gray Fremont's chaffbushAmphipappus fremontii ssp. spinosus (A. Nels.) Keck Fremont's chaffbushAnaphalis margaritacea (L.) Benth. & Hook. f. western pearlyeverlastingAncistrocarphus filagineus Gray false neststrawAnisocoma acaulis Torr. & Gray scalebudAntennaria argentea Benth. silver pussytoesAntennaria corymbosa E. Nels. flattop pussytoes

Antennaria densa Greene = Antennaria mediaAntennaria dimorpha (Nutt.) Torr. & Gray low pussytoesAntennaria flagellaris (Gray) Gray whip pussytoesAntennaria geyeri Gray pinewoods pussytoesAntennaria howellii Greene Howell's pussytoesAntennaria howellii ssp. howellii Greene Howell's pussytoesAntennaria luzuloides Torr. & Gray rush pussytoesAntennaria marginata Greene whitemargin pussytoesAntennaria media Greene Rocky Mountain pussytoesAntennaria microphylla Rydb. littleleaf pussytoesAntennaria racemosa Hook. raceme pussytoesAntennaria rosea Greene rosy pussytoesAntennaria rosea ssp. confinis (Greene) Bayer rosy pussytoesAntennaria rosea ssp. rosea Greene rosy pussytoesAntennaria suffrutescens Greene evergreen everlastingAntennaria umbrinella Rydb. umber pussytoesAnthemis arvensis L. corn chamomileAnthemis cotula L. stinking chamomileAnthemis tinctoria L. golden chamomileAntheropeas lanosum (Gray) Rydb. white easterbonnetsAntheropeas wallacei (Gray) Rydb. woolly easterbonnetsArctium lappa L. greater burrdockArctium minus Bernh.


lesser burrdockArctotis stoechadifolia Berg. African daisyArgyranthemum foeniculum (Willd.) Schultz-Bip.Arnica X diversifolia Greene (pro sp.) rayless arnicaArnica amplexicaulis Nutt. clasping arnicaArnica cernua T.J. Howell serpentine arnicaArnica chamissonis Less. chamisso arnicaArnica chamissonis ssp. foliosa (Nutt.) Maguire chamisso arnicaArnica chamissonis ssp. foliosa var. andina (Nutt.) Ediger & Barkl. chamisso arnicaArnica chamissonis ssp. foliosa var. bernardina (Greene) Maguire chamisso arnicaArnica chamissonis ssp. foliosa var. incana (Gray) Hulten chamisso arnicaArnica cordifolia Hook. heartleaf arnicaArnica discoidea Benth. rayless arnicaArnica fulgens Pursh foothill arnicaArnica gracilis Rydb. smallhead arnicaArnica latifolia Bong. broadleaf arnicaArnica longifolia D.C. Eat. spearleaf arnicaArnica mollis Hook. hairy arnicaArnica nevadensis Gray Nevada arnicaArnica parryi Gray Parry's arnicaArnica parryi ssp. parryi Gray Parry's arnicaArnica parryi ssp. sonnei (Greene) Maguire Sonne's arnicaArnica rydbergii Greene Rydberg's arnicaArnica sororia Greene

twin arnicaArnica spathulata Greene Klamath arnicaArnica venosa Hall Shasta County arnicaArnica viscosa Gray Mt. Shasta arnicaArtemisia arbuscula Nutt. low sagebrushArtemisia arbuscula ssp. arbuscula Nutt. gray low sagebrushArtemisia arctica Less. boreal sagebrushArtemisia arctica ssp. arctica Less. boreal sagebrushArtemisia biennis Willd. biennial wormwoodArtemisia bigelovii Gray Bigelow's sagebrushArtemisia californica Less. California sagebrushArtemisia campestris L. field sagewortArtemisia campestris ssp. borealis (Pallas) Hall & Clements northern sagewortArtemisia campestris ssp. borealis var. wormskioldii (Bess. ex Hook.) Cronq. Wormskiold's wormwoodArtemisia cana Pursh silver sagebrushArtemisia cana ssp. bolanderi (Gray) G.H. Ward Bolander's silver sagebrushArtemisia cana ssp. cana Pursh silver sagebrushArtemisia douglasiana Bess. California mugwortArtemisia dracunculus L. false tarragonArtemisia furcata Bieb. forked sagewortArtemisia ludoviciana Nutt. estafiateArtemisia ludoviciana ssp. albula (Woot.) Keck white sagebrushArtemisia ludoviciana ssp. candicans (Rydb.) Keck


gray sagewortArtemisia ludoviciana ssp. incompta (Nutt.) Keck mountain sagewortArtemisia ludoviciana ssp. ludoviciana Nutt. estafiateArtemisia michauxiana Bess. Michaux's sagebrushArtemisia nesiotica Raven island sagebrushArtemisia nova A. Nels. black sagebrushArtemisia palmeri Gray San Diego sageArtemisia pycnocephala (Less.) DC. beach wormwoodArtemisia rothrockii Gray timberline sagebrushArtemisia spinescens D.C. Eat. bud sagebrushArtemisia suksdorfii Piper coastal wormwoodArtemisia tridentata Nutt. big sagebrushArtemisia tridentata ssp. tridentata Nutt. basin big sagebrushArtemisia tridentata ssp. vaseyana (Rydb.) Beetle mountain big sagebrushArtemisia tripartita Rydb. threetip sagebrushArtemisia tripartita ssp. tripartita Rydb. Idaho threetip sagebrushAster ascendens Lindl. Chile asterAster brickellioides var. brickellioides Greene brickellbush asterAster campestris Nutt. meadow asterAster campestris var. bloomeri (Gray) Gray Bloomer's asterAster chilensis Nees creeping asterAster chilensis var. chilensis Nees creeping asterAster chilensis var. invenustus (Greene) Jepson Pacific aster

Aster chilensis var. medius Jepson Pacific asterAster defoliatus Parish San Bernardino asterAster eatonii (Gray) T.J. Howell Eaton's asterAster foliaceus Lindl. ex DC. alpine leafybract asterAster foliaceus var. apricus Gray leafybract asterAster foliaceus var. canbyi Gray Canby's asterAster foliaceus var. parryi (D.C. Eat.) Gray Parry's asterAster greatae Parish Greata's asterAster hendersonii Fern. Lyall asterAster integrifolius Nutt. thickstem asterAster laevis L. smooth asterAster laevis var. geyeri Gray Geyer's smooth asterAster lanceolatus Willd. white panicle asterAster lanceolatus ssp. hesperius (Gray) Semple & Chmielewski Siskiyou asterAster ledophyllus (Gray) Gray Cascade asterAster lentus Greene Suisun Marsh asterAster occidentalis (Nutt.) Torr. & Gray western asterAster occidentalis var. delectabilis (Hall) Ferris delectable asterAster occidentalis var. intermedius Gray intermediate asterAster occidentalis var. occidentalis (Nutt.) Torr. & Gray western asterAster occidentalis var. parishii (Gray) Ferris Parish's asterAster occidentalis var. yosemitanus (Gray) Cronq. Yosemite asterAster oregonensis ssp. oregonensis (Nutt.) Cronq.


Oregon asterAster radulinus Gray roughleaf asterAster shastensis (Gray) Gray = Machaeranthera canescens ssp. canescens var. shastensisAster subspicatus Nees Douglas asterAster subspicatus var. subspicatus Nees leafybract asterAster subulatus Michx. annual saltmarsh asterAster subulatus var. ligulatus Shinners annual saltmarsh asterAtrichoseris platyphylla (Gray) Gray parachute plantBaccharis brachyphylla Gray shortleaf baccharisBaccharis douglasii DC. saltmarsh baccharisBaccharis emoryi Gray Emory's baccharisBaccharis pilularis DC. coyotebrushBaccharis pilularis var. pilularis DC. coyotebrushBaccharis plummerae Gray Plummer's baccharisBaccharis salicifolia (Ruiz & Pavon) Pers. mule's fatBaccharis sarothroides Gray desertbroomBaccharis sergiloides Gray squaw waterweed baccharisBaccharis vanessae Beauchamp Encinitis falsewillowBahia dissecta (Gray) Britt. ragleaf bahiaBaileya multiradiata Harvey & Gray ex Gray desert marigoldBaileya pauciradiata Harvey & Gray ex Gray laxflowerBaileya pleniradiata Harvey & Gray ex Gray woolly desert marigoldBalsamita major Desf. costmary

Balsamorhiza X terebinthacea (Hook.) Nutt. (pro sp.) balsamrootBalsamorhiza deltoidea Nutt. deltoid balsamrootBalsamorhiza hookeri (Hook.) Nutt. Hooker's balsamrootBalsamorhiza hookeri var. hookeri (Hook.) Nutt. Hooker's balsamrootBalsamorhiza hookeri var. neglecta (Sharp) Cronq. neglected balsamrootBalsamorhiza incana Nutt. hoary balsamrootBalsamorhiza macrolepis Sharp California balsamrootBalsamorhiza macrolepis var. macrolepis Sharp California balsamrootBalsamorhiza macrolepis var. platylepis (Sharp) Ferris California balsamrootBalsamorhiza sagittata (Pursh) Nutt. arrowleaf balsamrootBalsamorhiza sericea W.A. Weber silky balsamrootBalsamorhiza serrata A. Nels. & J.F. Macbr. serrate balsamrootBebbia juncea (Benth.) Greene sweetbushBebbia juncea var. aspera Greene sweetbushBellis perennis L. lawndaisyBidens cernua L. nodding beggartickBidens connata Muhl. ex Willd. purplestem beggarticksBidens frondosa L. devil's beggartickBidens laevis (L.) B.S.P. smooth beggartickBidens pilosa L. Spanish needlesBidens vulgata Greene big devils beggartickBlennosperma bakeri Heiser Baker's stickyseedBlennosperma nanum (Hook.) Blake


common stickyseedBlennosperma nanum var. nanum (Hook.) Blake common stickyseedBlennosperma nanum var. robustum J.T. Howell common stickyseedBlepharipappus scaber Hook. rough eyelashweedBlepharipappus scaber ssp. laevis (Gray) Keck rough eyelashweedBlepharipappus scaber ssp. scaber Hook. rough eyelashweedBlepharizonia plumosa (Kellogg) Greene big tarweedBlepharizonia plumosa ssp. plumosa (Kellogg) Greene big tarweedBlepharizonia plumosa ssp. viscida Keck big tarweedBrachyactis frondosa (Nutt.) Gray leafy rayless asterBrickellia arguta B.L. Robins.Brickellia arguta var. arguta B.L. Robins.Brickellia atractyloides Gray spearleaf brickellbushBrickellia atractyloides var. atractyloides Gray spearleaf brickelliaBrickellia californica (Torr. & Gray) Gray California brickellbushBrickellia californica var. californica (Torr. & Gray) Gray California brickellbushBrickellia californica var. jepsonii B.L. Robins. Jepson's brickellbushBrickellia desertorum CovilleBrickellia frutescens Gray shrubby brickellbushBrickellia grandiflora (Hook.) Nutt. tasselflower brickellbushBrickellia greenei Gray Greene brickellbushBrickellia incana Gray woolly brickellbushBrickellia knappiana E. Drew Knapp brickellbushBrickellia longifolia S. Wats. longleaf brickellbushBrickellia longifolia var. multiflora (Kellogg) Cronq.

Brickellia microphylla (Nutt.) Gray littleleaf brickellbushBrickellia microphylla var. microphylla (Nutt.) Gray littleleaf brickellbushBrickellia microphylla var. watsonii (B.L. Robins.) Welsh Watson's brickellbushBrickellia nevinii Gray Nevin's brickellbushBrickellia oblongifolia Nutt. Mojave brickellbushBrickellia oblongifolia var. linifolia (D.C. Eat.) B.L. Robins. narrowleaf brickellbushCacaliopsis nardosmia (Gray) Gray silvercrownCalendula arvensis L. field marigoldCalendula officinalis L. pot marigoldCalycadenia fremontii Gray Fremont's western rosinweedCalycadenia hispida ssp. hispida (Greene) Greene hispid western rosinweedCalycadenia hooveri G.D. Carr Hoover's western rosinweedCalycadenia mollis Gray soft western rosinweedCalycadenia multiglandulosa DC. sticky western rosinweedCalycadenia oppositifolia (Greene) Greene Butte County western rosinweedCalycadenia pauciflora Gray smallflower western rosinweedCalycadenia spicata (Greene) Greene spiked western rosinweedCalycadenia truncata DC. Oregon western rosinweedCalycadenia truncata ssp. microcephala Hall ex Keck Oregon western rosinweedCalycadenia truncata ssp. scabrella (E. Drew) Keck Oregon western rosinweedCalycadenia truncata ssp. truncata DC. Oregon western rosinweedCalycadenia villosa DC. dwarf western rosinweedCalycoseris parryi Gray


yellow tackstemCalycoseris wrightii Gray white tackstemCarduus acanthoides L. spiny plumeless thistleCarduus nutans L. nodding plumeless thistleCarduus nutans ssp. leiophyllus (Petrovic) Stojanov & Stef. nodding plumeless thistleCarduus nutans ssp. nutans L. nodding plumeless thistleCarduus pycnocephalus L. Italian plumeless thistleCarduus tenuiflorus W. Curtis winged plumeless thistleCarthamus lanatus L. woolly distaff thistleCarthamus lanatus ssp. baeticus (Boiss. & Reut.) Nyman woolly distaff thistleCarthamus lanatus ssp. lanatus L. woolly distaff thistleCarthamus tinctorius L. safflowerCentaurea biebersteinii DC. spotted knapweedCentaurea calcitrapa L. red star thistleCentaurea calcitrapoides L. smallhead star thistleCentaurea cineraria L. dusty millerCentaurea cyanus L. garden cornflowerCentaurea debeauxii Gren. & Godr. meadow knapweedCentaurea debeauxii ssp. thuillieri Dostal meadow knapweedCentaurea diffusa Lam. white knapweedCentaurea diluta Ait. North African knapweedCentaurea eriophora L. wild sandheathCentaurea iberica Trev. ex Spreng. Iberian knapweed

Centaurea jacea L. brownray knapweedCentaurea melitensis L. Maltese star thistleCentaurea nigra L. lesser knapweedCentaurea solstitialis L. yellow star thistleCentaurea sulphurea Willd. sulphur knapweedCentaurea triumfettii All. squarrose knapweedChaenactis alpigena C.W. Sharsmith southern Sierran pincushionChaenactis artemisiifolia (Harvey & Gray ex Gray) Gray white pincushionChaenactis carphoclinia Gray pebble pincushionChaenactis carphoclinia var. carphoclinia Gray pebble pincushionChaenactis carphoclinia var. peirsonii (Jepson) Munz Peirson's pincushionChaenactis douglasii (Hook.) Hook. & Arn. Douglas' dustymaidenChaenactis douglasii var. alpina Gray alpine dustymaidenChaenactis douglasii var. douglasii (Hook.) Hook. & Arn. Douglas' dustymaidenChaenactis fremontii Gray pincushion flowerChaenactis glabriuscula DC. yellow chaenactisChaenactis glabriuscula var. glabriuscula DC. yellow pincushionChaenactis glabriuscula var. heterocarpha (Torr. & Gray ex Gray) Hall yellow pincushionChaenactis glabriuscula var. lanosa (DC.) Hall yellow pincushionChaenactis glabriuscula var. orcuttiana (Greene) Hall Orcutt's yellow pincushionChaenactis macrantha D.C. Eat. bighead dustymaidenChaenactis nevadensis (Kellogg) Gray Nevada dustymaidenChaenactis parishii Gray


Parish's chaenactisChaenactis santolinoides Greene Santolina pincushionChaenactis stevioides Hook. & Arn. Steve's dustymaidenChaenactis suffrutescens Gray Shasta chaenactisChaenactis xantiana Gray fleshcolor pincushionChaetadelpha Gray ex S. Wats. skeletonweedChaetadelpha wheeleri Gray ex S. Wats. Wheeler's skeletonweedChaetopappa ericoides (Torr.) Nesom rose heathChamaemelum fuscatum (Brot.) Vasc. dusky dogfennelChamaemelum nobile (L.) All. garden dogfennelChloracantha spinosa (Benth.) Nesom spiny chloracanthaChondrilla juncea L. hogbiteChrysanthemum balsamita (L.) Baill., non L. = Balsamita majorChrysanthemum carinatum Schousboe tricolor daisyChrysanthemum coronarium L. crowndaisyChrysanthemum frutescens L. margueriteChrysanthemum leucanthemum L. = Leucanthemum vulgareChrysanthemum parthenium (L.) Bernh. = Tanacetum partheniumChrysanthemum segetum L. corndaisyChrysothamnus albidus (M.E. Jones ex Gray) Greene whiteflower rabbitbrushChrysothamnus depressus Nutt. longflower rabbitbrushChrysothamnus gramineus Hall Panamint rock goldenrodChrysothamnus humilis Greene Truckee rabbitbrush

Chrysothamnus nauseosus (Pallas ex Pursh) Britt. = Ericameria nauseosa ssp. nauseosa var. nauseosaChrysothamnus paniculatus (Gray) Hall = Ericameria paniculataChrysothamnus parryi (Gray) Greene = Ericameria parryi var. parryiChrysothamnus viscidiflorus (Hook.) Nutt. green rabbitbrushChrysothamnus viscidiflorus ssp. axillaris (Keck) L.C. Anders. green rabbitbrushChrysothamnus viscidiflorus ssp. puberulus (D.C. Eat.) Hall & Clements green rabbitbrushChrysothamnus viscidiflorus ssp. viscidiflorus (Hook.) Nutt. green rabbitbrushChrysothamnus viscidiflorus ssp. viscidiflorus var. stenophyllus (Gray) Hall green rabbitbrushChrysothamnus viscidiflorus ssp. viscidiflorus var. viscidiflorus (Hook.) Nutt. green rabbitbrushCichorium endivia L. cultivated endiveCichorium intybus L. chicoryCirsium amblylepis Petrak Mt. Tamalpais thistleCirsium andersonii (Gray) Petrak rose thistleCirsium andrewsii (Gray) Jepson Franciscan thistleCirsium arizonicum (Gray) Petrak Arizona thistleCirsium arizonicum var. nidulum (M.E. Jones) Welsh Arizona thistleCirsium arvense (L.) Scop. Canadian thistleCirsium brevistylum Cronq. clustered thistleCirsium californicum var. californicum Gray California thistleCirsium callilepis var. callilepis (Greene) Jepson fringebract thistleCirsium ciliolatum (Henderson) J.T. Howell Ashland thistle


Cirsium congdonii Moore & Frankton rosette thistleCirsium crassicaule (Greene) Jepson slough thistleCirsium cymosum (Greene) J.T. Howell peregrine thistleCirsium douglasii DC. Douglas' thistleCirsium douglasii var. breweri (Petrak) Keil & C. TurnerCirsium douglasii var. douglasii DC. Douglas' thistleCirsium drummondii Torr. & Gray dwarf thistleCirsium eatonii (Gray) B.L. Robins. Eaton's thistleCirsium foliosum (Hook.) DC. elk thistleCirsium fontinale (Greene) Jepson fountain thistleCirsium fontinale var. campylon (H.K. Sharsmith) Pilz ex Keil & C. TurnerCirsium fontinale var. fontinale (Greene) Jepson fountain thistleCirsium fontinale var. obispoense J.T. Howell fountain thistleCirsium humboldtense Rydb. Humboldt County thistleCirsium hydrophilum (Greene) Jepson Suisun thistleCirsium hydrophilum var. hydrophilum (Greene) Jepson Suisun thistleCirsium hydrophilum var. vaseyi (Gray) J.T. Howell Vasey's thistleCirsium loncholepis Petrak la graciosa thistleCirsium mendocinum Petrak Mendocino thistleCirsium mohavense (Greene) Petrak Mojave thistleCirsium neomexicanum Gray New Mexico thistleCirsium neomexicanum var. neomexicanum Gray New Mexico thistleCirsium neomexicanum var. utahense (Petrak) Welsh Utah thistle

Cirsium occidentale (Nutt.) Jepson cobwebby thistleCirsium occidentale var. californicum (Gray) Keil & C. TurnerCirsium occidentale var. compactum Hoover cobwebby thistleCirsium occidentale var. occidentale (Nutt.) Jepson cobwebby thistleCirsium occidentale var. venustum (Greene) JepsonCirsium ochrocentrum Gray yellowspine thistleCirsium pastoris J.T. Howell snowy thistleCirsium praeteriens J.F. Macbr. Palo Alto thistleCirsium quercetorum (Gray) Jepson Alameda County thistleCirsium quercetorum var. quercetorum (Gray) Jepson Alameda County thistleCirsium quercetorum var. walkerianum (Petrak) Jepson Walker's thistleCirsium quercetorum var. xerolepis Petrak Alameda County thistleCirsium remotifolium (Hook.) DC. fewleaf thistleCirsium remotifolium ssp. oregonense PetrakCirsium remotifolium ssp. pseudocarlinoides PetrakCirsium remotifolium ssp. remotifolium (Hook.) DC.Cirsium rhothophilum Blake surf thistleCirsium scabrum (Poir.) Bonnet & Barratte rough thistleCirsium tioganum (Congd.) Petrak stemless thistleCirsium undulatum (Nutt.) Spreng. wavyleaf thistleCirsium undulatum var. undulatum (Nutt.) Spreng. wavyleaf thistleCirsium vulgare (Savi) Ten. bull thistleCnicus benedictus L. blessed thistleConyza bonariensis (L.) Cronq. asthmaweedConyza bonariensis var. bonariensis (L.) Cronq. asthmaweed


Conyza bonariensis var. leiotheca (Blake) Cuatrec. asthmaweedConyza canadensis (L.) Cronq. Canadian horseweedConyza canadensis var. canadensis (L.) Cronq. Canadian horseweedConyza canadensis var. glabrata (Gray) Cronq. Canadian horseweedCoreopsis bigelovii (Gray) Hall Bigelow's tickseedCoreopsis californica (Nutt.) H.K. Sharsmith California tickseedCoreopsis californica var. californica (Nutt.) H.K. Sharsmith California tickseedCoreopsis calliopsidea (DC.) Gray leafstem tickseedCoreopsis douglasii (DC.) Hall Douglas' tickseedCoreopsis gigantea (Kellogg) Hall giant coreopsisCoreopsis hamiltonii (Elmer) H.K. Sharsmith Mt. Hamilton tickseedCoreopsis lanceolata L. lanceleaf tickseedCoreopsis maritima (Nutt.) Hook. f. sea dahliaCoreopsis stillmanii (Gray) Blake Stillman's tickseedCoreopsis tinctoria Nutt. golden tickseedCoreopsis tinctoria var. atkinsoniana (Dougl. ex Lindl.) H.M. Parker Atkinson's tickseedCoreopsis tinctoria var. tinctoria Nutt. golden tickseedCorethrogyne californica var. californica DC. California sandasterCorethrogyne filaginifolia var. filaginifolia (Hook. & Arn.) Nutt. common sandasterCosmos bipinnatus Cav. garden cosmosCosmos sulphureus Cav. sulphur cosmosCotula australis (Sieber) Hook. f. Australian waterbuttonsCotula coronopifolia L.

common brassbuttonsCrepis acuminata Nutt. longleaf hawksbeardCrepis acuminata ssp. acuminata Nutt. longleaf hawksbeardCrepis bakeri Greene Baker's hawksbeardCrepis bakeri ssp. bakeri Greene Baker's hawksbeardCrepis bakeri ssp. cusickii (Eastw.) Babcock & Stebbins Cusick's hawksbeardCrepis bursifolia L. Italian hawksbeardCrepis capillaris Wallr. smooth hawksbeardCrepis intermedia Gray limestone hawksbeardCrepis modocensis Greene Siskiyou hawksbeardCrepis modocensis ssp. modocensis Greene Modoc hawksbeardCrepis modocensis ssp. subacaulis (Kellogg) Babcock & Stebbins Siskiyou hawksbeardCrepis monticola Coville mountain hawksbeardCrepis nana Richards. dwarf alpine hawksbeardCrepis nana ssp. nana Richards. dwarf alpine hawksbeardCrepis nana ssp. ramosa Babcock dwarf alpine hawksbeardCrepis occidentalis Nutt. largeflower hawksbeardCrepis occidentalis ssp. conjuncta (Jepson) Babcock & Stebbins largeflower hawksbeardCrepis occidentalis ssp. costata (Gray) Babcock & Stebbins largeflower hawksbeardCrepis occidentalis ssp. occidentalis Nutt. largeflower hawksbeardCrepis occidentalis ssp. pumila (Rydb.) Babcock & Stebbins largeflower hawksbeardCrepis pleurocarpa Gray nakedstem hawksbeardCrepis rubra L. red hawksbeard


Crepis runcinata (James) Torr. & Gray fiddleleaf hawksbeardCrepis runcinata ssp. andersonii (Gray) Babcock & Stebbins Anderson's hawksbeardCrepis runcinata ssp. hallii Babcock & Stebbins Hall's hawksbeardCrepis setosa Haller f. bristly hawksbeardCrepis vesicaria L. beaked hawksbeardCrepis vesicaria ssp. taraxacifolia (Thuill.) Thellung ex Schinz & R. KellerCrocidium multicaule Hook. common springgoldCyanopsis muricata (L.) Dostal Morocco knapweedCynara cardunculus L. cardoonCynara scolymus L. globe artichokeDicoria canescens Gray desert twinbugsDicoria canescens ssp. canescens Gray desert twinbugsDicoria canescens ssp. clarkiae (Kennedy) Keck desert twinbugsDicoria canescens ssp. hispidula (Rydb.) Keck desert twinbugsDimeresia howellii Gray doubletDugaldia hoopesii (Gray) Rydb. = Hymenoxys hoopesiiDyssodia papposa (Vent.) A.S. Hitchc. fetid marigoldEastwoodia elegans Brandeg. yellow asterEatonella nivea (D.C. Eat.) Gray white false tickheadEchinops sphaerocephalus L. great globethistleEclipta alba (L.) Hassk. = Eclipta prostrataEclipta prostrata (L.) L. false daisyEncelia californica Nutt.

California brittlebushEncelia farinosa Gray ex Torr. goldenhillsEncelia farinosa var. farinosa Gray ex Torr. goldenhillsEncelia farinosa var. phenicodonta (Blake) I.M. Johnston goldenhillsEncelia farinosa var. radians Brandeg. ex Blake goldenhillsEncelia frutescens (Gray) Gray button brittlebushEncelia frutescens var. frutescens (Gray) Gray button brittlebushEncelia virginensis A. Nels. Virgin River brittlebushEncelia virginensis var. actonii (Elmer) B.L. Turner Acton's brittlebushEncelia virginensis var. virginensis A. Nels. Virgin River brittlebushEnceliopsis covillei (A. Nels.) Blake Panamint daisyEnceliopsis nudicaulis (Gray) A. Nels. nakedstem sunrayEnceliopsis nudicaulis var. nudicaulis (Gray) A. Nels. nakedstem sunrayErechtites glomerata (Desf. ex Poir.) DC. cutleaf burnweedErechtites minima (Poir.) DC. coastal burnweedEricameria arborescens (Gray) Greene goldenfleeceEricameria bloomeri (Gray) J.F. Macbr. rabbitbush heathgoldenrodEricameria brachylepis (Gray) Hall chaparral heathgoldenrodEricameria cooperi (Gray) Hall Cooper's heathgoldenrodEricameria cuneata (Gray) McClatchie cliff heathgoldenrodEricameria cuneata var. cuneata (Gray) McClatchie cliff heathgoldenrodEricameria cuneata var. macrocephala Urbatsch cliff heathgoldenrodEricameria cuneata var. spathulata (Gray) Hall cliff heathgoldenrod


Ericameria discoidea (Nutt.) Nesom whitestem heathgoldenrodEricameria discoidea var. discoidea (Nutt.) Nesom whitestem heathgoldenrodEricameria ericoides (Less.) Jepson California heathgoldenrodEricameria fasciculata (Eastw.) J.F. Macbr. Eastwood's heathgoldenrodEricameria gilmanii (Blake) Nesom whiteflower heathgoldenrodEricameria greenei (Gray) Nesom Greene's heathgoldenrodEricameria laricifolia (Gray) Shinners turpentine bushEricameria linearifolia (DC.) Urbatsch & Wussow narrowleaf heathgoldenrodEricameria nana Nutt. dwarf heathgoldenrodEricameria nauseosa (Pallas ex Pursh) Nesom & BairdEricameria nauseosa ssp. consimilis (Greene) Nesom & BairdEricameria nauseosa ssp. consimilis var. ceruminosa Ericameria nauseosa ssp. consimilis var. leiosperma Ericameria nauseosa ssp. consimilis var. mohavensis Ericameria nauseosa ssp. consimilis var. oreophila Ericameria nauseosa ssp. nauseosa (Pallas ex Pursh) Nesom & BairdEricameria nauseosa ssp. nauseosa var. bernardina Ericameria nauseosa ssp. nauseosa var. hololeuca Ericameria nauseosa ssp. nauseosa var. nauseosa Ericameria nauseosa ssp. nauseosa var. speciosa Ericameria ophitidis (J.T. Howell) Nesom serpentine heathgoldenrodEricameria palmeri (Gray) Hall Palmer's heathgoldenrodEricameria palmeri var. pachylepis (Hall) Nesom Palmer's heathgoldenrodEricameria palmeri var. palmeri (Gray) Hall Palmer's heathgoldenrodEricameria paniculata (Gray) Rydb.Ericameria parishii (Greene) Hall Parish's heathgoldenrodEricameria parryi (Gray) NesomEricameria parryi var. aspra (Greene) Nesom & BairdEricameria parryi var. imula (Hall & Clements) Nesom & BairdEricameria parryi var. latior (Hall & Clements) Nesom & BairdEricameria parryi var. monocephala (A. Nels & Kennedy) Nesom & Baird

Ericameria parryi var. nevadensis (Gray) Nesom & BairdEricameria parryi var. parryi (Gray) NesomEricameria parryi var. vulcanica (Greene) Nesom & BairdEricameria pinifolia (Gray) Hall pinebushEricameria suffruticosa (Nutt.) Nesom singlehead heathgoldenrodEricameria teretifolia (Dur. & Hilg.) JepsonErigeron acris L.Erigeron acris ssp. acris L.Erigeron acris ssp. acris var. debilis Erigeron aequifolius Hall Hall's fleabaneErigeron algidus Jepson stalked fleabaneErigeron aliceae T.J. Howell Alice Eastwood's fleabaneErigeron annuus (L.) Pers. eastern daisy fleabaneErigeron aphanactis (Gray) Greene rayless shaggy fleabaneErigeron aphanactis var. aphanactis (Gray) Greene rayless shaggy fleabaneErigeron aphanactis var. congestus (Greene) Cronq. rayless shaggy fleabaneErigeron argentatus Gray silver fleabaneErigeron austiniae Greene dwarf yellow fleabaneErigeron barbellulatus Greene shining fleabaneErigeron biolettii Greene Biolett's erigeronErigeron blochmaniae Greene Blochman's erigeronErigeron bloomeri Gray scabland fleabaneErigeron bloomeri var. bloomeri Gray scabland fleabaneErigeron bloomeri var. nudatus (Gray) Cronq. scabland fleabaneErigeron bloomeri var. pubens Keck scabland fleabaneErigeron breweri Gray Brewer's fleabane


Erigeron breweri var. breweri Gray Brewer's fleabaneErigeron breweri var. covillei (Greene) Nesom Coville's erigeronErigeron breweri var. jacinteus (Hall) Cronq. Brewer's fleabaneErigeron breweri var. porphyreticus (M.E. Jones) Cronq. Brewer's fleabaneErigeron canadensis L. = Conyza canadensis var. canadensisErigeron cervinus Greene Siskiyou fleabaneErigeron chrysopsidis Gray dwarf yellow fleabaneErigeron clokeyi Cronq. Clokey's fleabaneErigeron compactus Blake fernleaf fleabaneErigeron compositus Pursh cutleaf daisyErigeron concinnus (Hook. & Arn.) Torr. & Gray Navajo fleabaneErigeron concinnus var. concinnus (Hook. & Arn.) Torr. & Gray Navajo fleabaneErigeron concinnus var. condensatus D.C. Eat. Navajo fleabaneErigeron coulteri Porter large mountain fleabaneErigeron decumbens Nutt. Willamette fleabaneErigeron decumbens var. robustior (Cronq.) Cronq. Willamette fleabaneErigeron divergens Torr. & Gray spreading fleabaneErigeron eatonii Gray Eaton's fleabaneErigeron eatonii var. plantagineus (Greene) Cronq. Eaton's fleabaneErigeron eatonii var. sonnei (Greene) NesomErigeron elegantulus Greene blue dwarf fleabaneErigeron elmeri (Greene) Greene Elmer's erigeronErigeron filifolius (Hook.) Nutt. threadleaf fleabane

Erigeron filifolius var. filifolius (Hook.) Nutt. threadleaf fleabaneErigeron foliosus Nutt. leafy fleabaneErigeron foliosus var. confinis (T.J. Howell) Jepson leafy fleabaneErigeron foliosus var. foliosus Nutt. leafy fleabaneErigeron foliosus var. hartwegii (Greene) Jepson Hartweg's fleabaneErigeron glaucus Ker-Gawl. seaside fleabaneErigeron inornatus (Gray) Gray California rayless fleabaneErigeron inornatus var. inornatus (Gray) Gray California rayless fleabaneErigeron karvinskianus DC. Latin American fleabaneErigeron lassenianus Greene Mt. Lassen fleabaneErigeron linearis (Hook.) Piper desert yellow fleabaneErigeron lobatus A. Nels. lobed fleabaneErigeron lonchophyllus Hook.Erigeron miser Gray starved fleabaneErigeron multiceps Greene Kern River fleabaneErigeron nevadincola Blake Nevada fleabaneErigeron parishii Gray Parish's fleabaneErigeron peregrinus (Banks ex Pursh) Greene subalpine fleabaneErigeron peregrinus ssp. callianthemus (Greene) Cronq. subalpine fleabaneErigeron peregrinus ssp. callianthemus var. angustifolius (Gray) Cronq. subalpine fleabaneErigeron peregrinus ssp. callianthemus var. hirsutus Cronq. subalpine fleabaneErigeron peregrinus ssp. peregrinus (Banks ex Pursh) Greene subalpine fleabaneErigeron peregrinus ssp. peregrinus var. peregrinus (Banks ex Pursh) Greene subalpine fleabane


Erigeron petrophilus Greene cliff fleabaneErigeron petrophilus var. viscidulus (Gray) Nesom rockloving erigeronErigeron philadelphicus L. Philadelphia fleabaneErigeron pumilus Nutt. shaggy fleabaneErigeron pumilus ssp. intermedius Cronq. shaggy fleabaneErigeron pumilus ssp. intermedius var. gracilior Cronq. shaggy fleabaneErigeron pumilus ssp. intermedius var. intermedius (Cronq.) Cronq. shaggy fleabaneErigeron pygmaeus (Gray) Greene pygmy fleabaneErigeron reductus (Cronq.) Nesom fleabaneErigeron reductus var. angustatus (Gray) Nesom fleabaneErigeron reductus var. reductus (Cronq.) Nesom fleabaneErigeron sanctarum S. Wats. saints fleabaneErigeron strigosus Muhl. ex Willd. prairie fleabaneErigeron strigosus var. septentrionalis (Fern. & Wieg.) Fern. prairie fleabaneErigeron strigosus var. strigosus Muhl. ex Willd. prairie fleabaneErigeron supplex Gray supple fleabaneErigeron tener (Gray) Gray slender fleabaneErigeron uncialis Blake lone fleabaneErigeron uncialis ssp. conjugans (Blake) Cronq. lone fleabaneErigeron uncialis ssp. uncialis Blake lone fleabaneErigeron utahensis Gray Utah fleabaneErigeron vagus Payson rambling fleabaneEriophyllum ambiguum (Gray) Gray

beautiful woollysunflowerEriophyllum ambiguum var. ambiguum (Gray) Gray beautiful woollysunflowerEriophyllum ambiguum var. paleaceum (Brandeg.) Ferris beautiful woollysunflowerEriophyllum confertiflorum (DC.) Gray yellow yarrowEriophyllum confertiflorum var. tanacetiflorum (Greene) JepsonEriophyllum congdonii Brandeg. Congdon's woollysunflowerEriophyllum jepsonii Greene Jepson's woollysunflowerEriophyllum lanatum (Pursh) Forbes woolly eriophyllumEriophyllum lanatum var. achillaeoides (DC.) Jepson common woollysunflowerEriophyllum lanatum var. aphanactis J.T. Howell common woollysunflowerEriophyllum lanatum var. arachnoideum (Fisch. & Ave-Lall.) Jepson common woollysunflowerEriophyllum lanatum var. croceum (Greene) Jepson common woollysunflowerEriophyllum lanatum var. cuneatum (Kellogg) Jepson common woollysunflowerEriophyllum lanatum var. grandiflorum (Gray) Jepson common woollysunflowerEriophyllum lanatum var. hallii Constance Hall's woollysunflowerEriophyllum lanatum var. integrifolium (Hook.) Smiley common woollysunflowerEriophyllum lanatum var. lanceolatum (T.J. Howell) Jepson common woollysunflowerEriophyllum lanatum var. leucophyllum (DC.) W.R. Carter common woollysunflowerEriophyllum lanatum var. obovatum (Greene) Hall common woollysunflowerEriophyllum latilobum Rydb. San Mateo woollysunflowerEriophyllum mohavense (I.M. Johnston) Jepson Mojave woollysunflowerEriophyllum multicaule (DC.) Gray manystem woollysunflowerEriophyllum nevinii Gray Nevin's woollysunflowerEriophyllum nubigenum Greene ex Gray


Yosemite woollysunflowerEriophyllum pringlei Gray Pringle's woollysunflowerEriophyllum stoechadifolium Lag. seaside woollysunflowerEucephalus breweri (Gray) NesomEucephalus brickellioides (Greene) NesomEucephalus engelmannii (D.C. Eat.) GreeneEucephalus glabratus (Greene) GreeneEuchiton gymnocephalus (DC.) A. Anderb.Euchiton japonicus (Thunb.) A. Anderb.Eupatorium herbaceum (Gray) Greene = Ageratina herbaceaEupatorium occidentale Hook. = Ageratina occidentalisEuthamia occidentalis Nutt. western goldentopEvax caulescens (Benth.) Gray involucrate pygmycudweedEvax sparsiflora var. sparsiflora (Gray) Jepson erect pygmycudweedFilago arizonica Gray Arizona cottonroseFilago californica Nutt. California cottonroseFilago depressa Gray dwarf cottonroseFilago gallica L. narrowleaf cottonroseFilago minima (Sm.) Pers. little cottonroseFilago pyramidata L. broadleaf cottonroseFlaveria trinervia (Spreng.) C. Mohr clustered yellowtopsFranseria = Ambrosia Gaillardia aristata Pursh common gaillardiaGaillardia pulchella Foug. firewheelGalinsoga Ruiz & Pavon galinsogaGalinsoga parviflora Cav. gallantsoldier

Gamochaeta pensylvanica (Willd.) Cabrera Pennsylvania everlastingGamochaeta purpurea (L.) Cabrera spoonleaf purple everlastingGazania linearis (Thunb.) Druce treasureflowerGeraea canescens Torr. & Gray hairy desertsunflowerGeraea canescens var. canescens Torr. & Gray hairy desertsunflowerGeraea viscida (Gray) Blake sticky desertsunflowerGlyptopleura marginata D.C. Eat. carveseedGlyptopleura setulosa Gray holy dandelionGnaphalium palustre Nutt. western marsh cudweedGrindelia aphanactis Rydb. = Grindelia nuda var. aphanactisGrindelia camporum Greene Great Valley gumweedGrindelia camporum var. bracteosa (J.T. Howell) M.A. Lane bract gumweedGrindelia camporum var. camporum Greene Great Valley gumweedGrindelia fraxinopratensis Reveal & Beatley Ash Meadows gumweedGrindelia hirsutula Hook. & Arn. hairy gumweedGrindelia hirsutula ssp. hirsutula Hook. & Arn. hairy gumweedGrindelia hirsutula var. hallii (Steyermark ex Rothrock) M.A. Lane Hall's gumweedGrindelia hirsutula var. hirsutula Hook. & Arn. hairy gumweedGrindelia hirsutula var. maritima (Greene) M.A. Lane coastal gumweedGrindelia integrifolia DC. Puget Sound gumweedGrindelia latifolia Kellogg coastal gumweedGrindelia latifolia var. latifolia Kellogg coastal gumweedGrindelia nana Nutt.


Idaho gumweedGrindelia nana var. nana Nutt. Idaho gumweedGrindelia nuda Wood curlytop gumweedGrindelia nuda var. aphanactis (Rydb.) Nesom curlytop gumweedGrindelia nuda var. nuda Wood curlytop gumweedGrindelia papposa Nesom & SuhGrindelia robusta var. robusta Nutt. shore gumweedGrindelia squarrosa (Pursh) Dunal curlycup gumweedGrindelia squarrosa var. quasiperennis Lunell curlycup gumweedGrindelia squarrosa var. serrulata (Rydb.) Steyermark curlycup gumweedGrindelia stricta DC.Grindelia stricta var. platyphylla (Greene) M.A. LaneGrindelia stricta var. stricta DC.Guizotia abyssinica (L. f.) Cass. ramtillaGutierrezia californica (DC.) Torr. & Gray San Joaquin snakeweedGutierrezia microcephala (DC.) Gray threadleaf snakeweedGutierrezia sarothrae (Pursh) Britt. & Rusby broom snakeweedHaplopappus acaulis (Nutt.) Gray = Stenotus acaulis var. acaulisHaplopappus arborescens (Gray) Hall = Ericameria arborescensHaplopappus carthamoides (Hook.) Gray = Pyrrocoma carthamoides var. carthamoidesHaplopappus contractus Hall = Pyrrocoma uniflora var. unifloraHaplopappus cooperi (Gray) Hall = Ericameria cooperiHaplopappus cuneatus Gray = Ericameria cuneata var. cuneataHaplopappus ericoides (Less.) Hook. & Arn. = Ericameria ericoidesHaplopappus eximius Hall = Tonestus eximius

Haplopappus gracilis (Nutt.) Gray = Machaeranthera gracilisHaplopappus laricifolius Gray = Ericameria laricifoliaHaplopappus linearifolius DC. = Ericameria linearifoliaHaplopappus lyallii Gray = Tonestus lyalliiHaplopappus nanus (Nutt.) D.C. Eat. = Ericameria nanaHaplopappus peirsonii (Keck) J.T. Howell = Tonestus peirsoniiHaplopappus racemosus (Nutt.) Torr. = Pyrrocoma racemosa var. racemosaHaplopappus spinulosus var. gooddingii (A. Nels.) Blake = Machaeranthera pinnatifida ssp. gooddingii var. gooddingiiHaplopappus suffruticosus (Nutt.) Gray = Ericameria suffruticosaHaplopappus uniflorus (Hook.) Torr. & Gray = Pyrrocoma uniflora var. unifloraHazardia brickellioides (Blake) W.D. Clark brickellbush goldenweedHazardia cana (Gray) Greene island hazardiaHazardia detonsa (Greene) Greene island bristleweedHazardia orcuttii (Gray) Greene Orcutt's bristleweedHazardia squarrosa (Hook. & Arn.) Greene sawtooth goldenbushHazardia squarrosa var. grindelioides (DC.) W.D. Clark sawtooth bristleweedHazardia squarrosa var. obtusa (Greene) Jepson sawtooth bristleweedHazardia squarrosa var. squarrosa (Hook. & Arn.) Greene sawtooth goldenbushHazardia stenolepis (Hall) Hoover serpentine bristleweedHazardia whitneyi (Gray) Greene Whitney's bristleweedHazardia whitneyi var. discoidea (J.T. Howell) W.D. Clark Whitney's bristleweedHazardia whitneyi var. whitneyi (Gray) Greene Whitney's bristleweedHecastocleis Gray


hecastocleisHecastocleis shockleyi Gray prickleleafHedypnois cretica (L.) Dum.-Cours. cretanweedHelenium amarum (Raf.) H. Rock yellowdicksHelenium autumnale L. common sneezeweedHelenium autumnale var. grandiflorum (Nutt.) Torr. & Gray fall sneezeweedHelenium autumnale var. montanum (Nutt.) Fern. mountain sneezeweedHelenium bigelovii Gray Bigelow's sneezeweedHelenium bolanderi Gray coastal sneezeweedHelenium hoopesii Gray = Hymenoxys hoopesiiHelenium puberulum DC. rosillaHelianthella californica Gray California helianthellaHelianthella californica var. californica Gray California helianthellaHelianthella californica var. nevadensis (Greene) Jepson Nevada helianthellaHelianthella californica var. shastensis W.A. Weber Shasta helianthellaHelianthella castanea Greene Mt. Diablo helianthellaHelianthus annuus L. common sunflowerHelianthus bolanderi Gray serpentine sunflowerHelianthus californicus DC.Helianthus ciliaris DC. Texas blueweedHelianthus cusickii Gray Cusick's sunflowerHelianthus gracilentus Gray slender sunflowerHelianthus maximiliani Schrad. Maximilian sunflowerHelianthus niveus (Benth.) Brandeg.

showy sunflowerHelianthus niveus ssp. canescens (Gray) Heiser showy sunflowerHelianthus niveus ssp. tephrodes (Gray) Heiser Algodones sunflowerHelianthus nuttallii Torr. & Gray Nuttall's sunflowerHelianthus nuttallii ssp. nuttallii Torr. & Gray Nuttall's sunflowerHelianthus nuttallii ssp. parishii (Gray) Heiser Parish's sunflowerHelianthus petiolaris Nutt. prairie sunflowerHelianthus petiolaris ssp. petiolaris Nutt. prairie sunflowerHeliomeris hispida (Gray) Cockerell hairy falsegoldeneyeHeliomeris multiflora Nutt. showy goldeneyeHeliomeris multiflora var. nevadensis (A. Nels.) Yates Nevada goldeneyeHemizonia arida Keck redrock tarweedHemizonia clementina Brandeg. Catalina tarweedHemizonia congesta DC. hayfield tarweedHemizonia congesta ssp. calyculata Babcock & HallHemizonia congesta ssp. clevelandii (Greene) Babcock & HallHemizonia congesta ssp. congesta DC. hayfield tarweedHemizonia congesta ssp. luzulifolia (DC.) Babcock & HallHemizonia congesta ssp. tracyi Babcock & HallHemizonia congesta ssp. vernalis (Keck) Tanowitz hayfield tarweedHemizonia conjugens Keck Otay tarweedHemizonia corymbosa (DC.) Torr. & Gray coastal tarweedHemizonia corymbosa ssp. corymbosa (DC.) Torr. & Gray coastal tarweedHemizonia corymbosa ssp. macrocephala (Nutt.) Keck coastal tarweedHemizonia fasciculata (DC.) Torr. & Gray clustered tarweed


Hemizonia fitchii Gray Fitch's tarweedHemizonia floribunda Gray Tecate tarweedHemizonia halliana Keck Hall's tarweedHemizonia increscens (Hall ex Keck) Tanowitz grassland tarweedHemizonia increscens ssp. foliosa (Hoover) Tanowitz grassland tarweedHemizonia increscens ssp. increscens (Hall ex Keck) Tanowitz grassland tarweedHemizonia increscens ssp. villosa Tanowitz grassland tarweedHemizonia kelloggii Greene Kellogg's tarweedHemizonia lobbii Greene threeray tarweedHemizonia luzulifolia ssp. luzulifolia DC. hayfield tarweedHemizonia minthornii Jepson Santa Susana tarweedHemizonia mohavensis Keck Mojave tarweedHemizonia pallida Keck Kern tarweedHemizonia paniculata Gray San Diego tarweedHemizonia parryi Greene pappose tarweedHemizonia parryi ssp. australis KeckHemizonia parryi ssp. congdonii (Robins. & Greenm.) Keck Congdon's tarweedHemizonia parryi ssp. parryi Greene Parry's tarweedHemizonia parryi ssp. rudis (Greene) Keck pappose tarweedHemizonia pentactis (Keck) Keck Salinas River tarweedHemizonia pungens (Hook. & Arn.) Torr. & Gray common spikeweedHemizonia pungens ssp. laevis KeckHemizonia pungens ssp. maritima (Greene) Keck common tarweedHemizonia pungens ssp. pungens (Hook. & Arn.) Torr. & Gray

common tarweedHemizonia pungens ssp. septentrionalis Keck common tarweedHesperevax acaulis (Kellogg) Greene hesperevaxHesperevax acaulis var. acaulis (Kellogg) Greene hesperevaxHesperevax sparsiflora (Gray) Greene fewflower hesperevaxHesperevax sparsiflora var. brevifolia (Gray) Morefield shortflower hesperevaxHesperevax sparsiflora var. sparsiflora (Gray) Greene fewflower hesperevaxHeterotheca camphorata (Eastw.) Harms = Heterotheca sessiliflora ssp. echioides var. camphorataHeterotheca grandiflora Nutt. telegraphweedHeterotheca oregona (Nutt.) Shinners Oregon goldenasterHeterotheca oregona var. compacta (Keck) Semple Oregon goldenasterHeterotheca oregona var. oregona (Nutt.) Shinners Oregon goldenasterHeterotheca oregona var. rudis (Greene) Semple Oregon goldenasterHeterotheca oregona var. scaberrima (Gray) Semple Oregon goldenasterHeterotheca sessiliflora (Nutt.) Shinners sessileflower falsegoldenasterHeterotheca sessiliflora ssp. bolanderi (Gray) SempleHeterotheca sessiliflora ssp. echioides (Nutt.) ShinnerHeterotheca sessiliflora ssp. echioides var. camphorata Heterotheca sessiliflora ssp. echioides var. echioides Heterotheca sessiliflora ssp. fastigiata (Greene) SempleHeterotheca sessiliflora ssp. fastigiata var. fastigiata Heterotheca subaxillaris (Lam.) Britt. & Rusby camphorweedHeterotheca villosa (Pursh) Shinners hairy goldenasterHeterotheca villosa var. hispida (Hook.) Harms bristly hairy goldasterHeterotheca villosa var. villosa (Pursh) Shinners hairy goldenasterHieracium albiflorum Hook. white hawkweed


Hieracium argutum Nutt. southern hawkweedHieracium argutum var. argutum Nutt. southern hawkweedHieracium aurantiacum L. orange hawkweedHieracium bolanderi Gray Bolander's hawkweedHieracium cynoglossoides Arv.-Touv. houndstongue hawkweedHieracium gracile Hook. slender hawkweedHieracium gracile var. detonsum (Gray) Gray low alpine hawkweedHieracium gracile var. gracile Hook. slender hawkweedHieracium greenei Gray Greene's hawkweedHieracium horridum Fries prickly hawkweedHieracium scouleri Hook. woollyweedHieracium scouleri var. nudicaule (Gray) Cronq. woollyweedHieracium scouleri var. scouleri Hook. Scouler's woollyweedHolocarpha heermannii (Greene) Keck Heermann's tarweedHolocarpha macradenia (DC.) Greene Santa Cruz tarplantHolocarpha obconica (J.C. Clausen & Keck) Keck San Joaquin tarweedHolocarpha obconica ssp. autumnalis Keck San Joaquin tarweedHolocarpha obconica ssp. obconica (J.C. Clausen & Keck) Keck San Joaquin tarweedHolocarpha virgata (Gray) Keck yellowflower tarweedHolocarpha virgata ssp. elongata Keck wand tarbushHolocarpha virgata ssp. virgata (Gray) Keck yellowflower tarweedHolozonia filipes (Hook. & Arn.) Greene whitecrownHulsea algida Gray

pain hulseaHulsea brevifolia Gray shortleaf alpinegoldHulsea californica Torr. & Gray San Diego alpinegoldHulsea heterochroma Gray redray alpinegoldHulsea mexicana Rydb. Mexican alpinegoldHulsea nana Gray dwarf alpinegoldHulsea vestita Gray pumice alpinegoldHulsea vestita ssp. callicarpha (Hall) Wilken pumice alpinegoldHulsea vestita ssp. gabrielensis Wilken pumice alpinegoldHulsea vestita ssp. inyoensis (Keck) Wilken pumice alpinegoldHulsea vestita ssp. parryi (Gray) Wilken Parry's alpinegoldHulsea vestita ssp. pygmaea (Gray) Wilken pygmy alpinegoldHulsea vestita ssp. vestita Gray pumice alpinegoldHymenoclea monogyra Torr. & Gray ex Gray singlewhorl burrobushHymenoclea salsola Torr. & Gray ex Gray white burrobushHymenoclea salsola var. fasciculata (A. Nels.) K.M. Peterson & Payne white burrobushHymenoclea salsola var. pentalepis (Rydb.) L. Benson white burrobushHymenoclea salsola var. salsola Torr. & Gray ex Gray white burrobushHymenopappus filifolius Hook. fineleaf hymenopappusHymenopappus filifolius var. eriopodus (A. Nels.) B.L. Turner fineleaf hymenopappusHymenopappus filifolius var. lugens (Greene) Jepson Idaho hymenopappusHymenopappus filifolius var. megacephalus B.L. Turner fineleaf hymenopappusHymenopappus filifolius var. nanus (Rydb.) B.L. Turner fineleaf hymenopappus


Hymenothrix loomisii Blake Loomis' thimbleheadHymenothrix wrightii Gray Wright's thimbleheadHymenoxys cooperi (Gray) Cockerell Cooper's hymenoxysHymenoxys cooperi var. canescens (D.C. Eat.) Parker Cooper's hymenoxysHymenoxys cooperi var. cooperi (Gray) Cockerell Cooper's hymenoxysHymenoxys hoopesii (Gray) BiernerHymenoxys lemmonii (Greene) Cockerell Lemmon's rubberweedHymenoxys odorata DC. bitter rubberweedHypochaeris glabra L. smooth catsearHypochaeris radicata L. hairy catsearInula helenium L. elecampane inulaIonactis alpina (Nutt.) Greene alpine ionactisIsocoma acradenia (Greene) Greene alkali jimmyweedIsocoma acradenia var. acradenia (Greene) Greene alkali goldenbushIsocoma acradenia var. bracteosa (Greene) Nesom alkali goldenbushIsocoma acradenia var. eremophila (Greene) Nesom alkali goldenbushIsocoma arguta Greene jimmyweedIsocoma menziesii (Hook. & Arn.) Nesom Menzies' jimmyweedIsocoma menziesii var. decumbens (Greene) Nesom Menzies' jimmyweedIsocoma menziesii var. menziesii (Hook. & Arn.) Nesom Menzies' jimmyweedIsocoma menziesii var. sedoides (Greene) Nesom Menzies' jimmyweedIsocoma menziesii var. vernonioides (Nutt.) Nesom Menzies' jimmyweedIva axillaris Pursh povertyweed

Iva hayesiana Gray San Diego povertyweedIva nevadensis M.E. Jones Nevada sumpweedJaumea carnosa (Less.) Gray marsh jaumeaLactuca biennis (Moench) Fern. tall blue lettuceLactuca canadensis L. Canada lettuceLactuca canadensis var. canadensis L. Canada lettuceLactuca canadensis var. longifolia (Michx.) Farw. Canada lettuceLactuca ludoviciana (Nutt.) Riddell biannual lettuceLactuca saligna L. willowleaf lettuceLactuca sativa L. garden lettuceLactuca scariola L. = Lactuca serriolaLactuca serriola L. prickly lettuceLactuca tatarica (L.) C.A. Mey. blue lettuceLactuca tatarica var. pulchella (Pursh) Breitung blue lettuceLaennecia coulteri (Gray) Nesom conyzaLagophylla dichotoma Benth. forked hareleafLagophylla glandulosa Gray glandular hareleafLagophylla glandulosa ssp. glandulosa Gray glandular hareleafLagophylla minor (Keck) Keck lesser hareleafLagophylla ramosissima Nutt. branched lagophyllaLagophylla ramosissima ssp. congesta (Greene) Keck branched lagophyllaLapsana communis L. common nipplewortLasthenia burkei (Greene) Greene


Burke's baeriaLasthenia californica DC. ex Lindl. California goldfieldsLasthenia chrysantha (Greene ex Gray) Greene alkalisink goldfieldsLasthenia conjugens Greene Contra Costa goldfieldsLasthenia coronaria (Nutt.) Ornduff royal goldfieldsLasthenia debilis (Greene ex Gray) Ornduff Greene's goldfieldsLasthenia ferrisiae Ornduff Ferris' goldfieldsLasthenia fremontii (Torr. ex Gray) Greene Fremont's goldfieldsLasthenia glaberrima DC. smooth goldfieldsLasthenia glabrata Lindl. yellowray goldfieldsLasthenia glabrata ssp. coulteri (Gray) Ornduff Coulter's goldfieldsLasthenia glabrata ssp. glabrata Lindl. yellowray goldfieldsLasthenia leptalea (Gray) Ornduff Salinas Valley goldfieldsLasthenia macrantha (Gray) Greene pickleweedLasthenia macrantha ssp. bakeri (J.T. Howell) Ornduff Baker's goldfieldsLasthenia macrantha ssp. macrantha (Gray) Greene perennial goldfieldsLasthenia maritima (Gray) Ornduff seaside goldfieldsLasthenia microglossa (DC.) Greene smallray goldfieldsLasthenia minor (DC.) Ornduff coastal goldfieldsLasthenia platycarpha (Gray) Greene alkali goldfieldsLayia carnosa (Nutt.) Torr. & Gray beach tidytipsLayia chrysanthemoides (DC.) Gray smooth tidytipsLayia chrysanthemoides ssp. chrysanthemoides (DC.) Gray smooth tidytips

Layia discoidea (Keck) Keck rayless tidytipsLayia fremontii (Torr. & Gray) Gray Fremont's tidytipsLayia gaillardioides (Hook. & Arn.) DC. woodland tidytipsLayia glandulosa (Hook.) Hook. & Arn. whitedaisy tidytipsLayia glandulosa ssp. glandulosa (Hook.) Hook. & Arn. whitedaisy tidytipsLayia heterotricha (DC.) Hook. & Arn. paleyellow tidytipsLayia hieracioides (DC.) Hook. & Arn. tall tidytipsLayia jonesii Gray Jones' tidytipsLayia leucopappa Keck Comanche Point tidytipsLayia munzii Keck Munz's tidytipsLayia pentachaeta Gray Sierran tidytipsLayia pentachaeta ssp. albida Keck Sierran tidytipsLayia pentachaeta ssp. pentachaeta Gray Sierran tidytipsLayia platyglossa (Fisch. & C.A. Mey.) Gray coastal tidytipsLayia platyglossa ssp. platyglossa (Fisch. & C.A. Mey.) Gray coastal tidytipsLayia septentrionalis Keck Colusa tidytipsLembertia congdonii (Gray) Greene San Joaquin woollythreadLeontodon hirtus L. rough hawkbitLeontodon taraxacoides (Vill.) Merat lesser hawkbitLepidospartum latisquamum S. Wats. Nevada broomsageLepidospartum squamatum (Gray) Gray California broomsageLessingia arachnoidea GreeneLessingia filaginifolia (Hook. & Arn.) M.A. LaneLessingia filaginifolia var. californica (DC.) M.A. Lane


Lessingia filaginifolia var. filaginifolia (Hook. & Arn.) M.A. LaneLessingia germanorum Cham. San Francisco vinegarweedLessingia germanorum var. germanorum Cham. San Francisco vinegarweedLessingia glandulifera Gray valley vinegarweedLessingia glandulifera var. glandulifera Gray valley vinegarweedLessingia glandulifera var. pectinata (Greene) Jepson valley vinegarweedLessingia glandulifera var. tomentosa (Greene) Ferris valley vinegarweedLessingia hololeuca Greene woollyhead vinegarweedLessingia hololeuca var. hololeuca Greene woollyhead vinegarweedLessingia lemmonii Gray Lemmon's vinegarweedLessingia lemmonii var. lemmonii Gray Lemmon's vinegarweedLessingia lemmonii var. peirsonii (J.T. Howell) Ferris Peirson's vinegarweedLessingia lemmonii var. ramulosissima (A. Nels.) Ferris Lemmon's vinegarweedLessingia leptoclada Gray Sierran vinegarweedLessingia micradenia Greene Mt. Tamalpais vinegarweedLessingia micradenia var. glabrata (Keck) Ferris Mt. Tamalpais vinegarweedLessingia micradenia var. micradenia Greene Mt. Tamalpais vinegarweedLessingia nana Gray dwarf vinegarweedLessingia nemaclada Greene slenderstem vinegarweedLessingia nemaclada var. albiflora (Eastw.) J.T. Howell slenderstem vinegarweedLessingia nemaclada var. mendocina (Greene) J.T. Howell Mendocino vinegarweedLessingia nemaclada var. nemaclada Greene slenderstem vinegarweedLessingia occidentalis (Hall) M.A. LaneLessingia ramulosa Gray

Sonoma vinegarweedLessingia ramulosa var. adenophora (Greene) Gray Sonoma vinegarweedLessingia ramulosa var. ramulosa Gray Sonoma vinegarweedLessingia tenuis (Gray) CovilleLessingia virgata Gray wand vinegarweedLessingia virgata var. glomerata (Greene) J.T. Howell wand vinegarweedLessingia virgata var. virgata Gray wand vinegarweedLeucanthemum leucanthemum (L.) Rydb. = Leucanthemum vulgareLeucanthemum vulgare Lam. oxeyedaisyLuina hypoleuca Benth. littleleaf silverbackLygodesmia = Stephanomeria Machaeranthera arida B.L. Turner & Horne arid tansyasterMachaeranthera canescens (Pursh) Gray hoary asterMachaeranthera canescens ssp. canescens (Pursh) Gray hoary asterMachaeranthera canescens ssp. canescens var. canescens (Pursh) Gray cutleaf goldenweedMachaeranthera canescens ssp. canescens var. incana (Lindl.) Gray cutleaf goldenweedMachaeranthera canescens ssp. canescens var. leucanthemifolia (Greene) Welsh whiteflower machaerantheraMachaeranthera canescens ssp. canescens var. shastensis (Gray) B.L. Turner Shasta machaerantheraMachaeranthera canescens ssp. canescens var. ziegleri (Munz) B.L. Turner Ziegler's machaerantheraMachaeranthera carnosa (Gray) Nesom shrubby alkali asterMachaeranthera coulteri (Gray) B.L. Turner & Horne Silver Lake daisyMachaeranthera gracilis (Nutt.) Shinners slender goldenweed


Machaeranthera juncea (Greene) Shinners rush bristleweedMachaeranthera pinnatifida (Hook.) Shinners lacy tansyasterMachaeranthera pinnatifida ssp. gooddingii (A. Nels.) B.L. Turner & Hartman Goodding's asterMachaeranthera pinnatifida ssp. gooddingii var. gooddingii (A. Nels.) B.L. Turner & Hartman Goodding's asterMachaeranthera tanacetifolia (Kunth) Nees tanseyleaf asterMadia anomala Greene plumpseeded madiaMadia bolanderi (Gray) Gray Bolander's madiaMadia citrigracilis Keck Shasta tarweedMadia citriodora Greene lemonscented madiaMadia doris-nilesiae T.W. & J.P. Nelson serpentine tarweedMadia elegans D. Don ex Lindl. common madiaMadia elegans ssp. densifolia (Greene) Keck showy tarweedMadia elegans ssp. elegans D. Don ex Lindl. common madiaMadia elegans ssp. vernalis Keck spring madiaMadia elegans ssp. wheeleri (Gray) Keck Wheeler's tarweedMadia exigua (Sm.) Gray small tarweedMadia glomerata Hook. mountain tarweedMadia gracilis (Sm.) Keck & J. Clausen ex Applegate grassy tarweedMadia gracilis ssp. gracilis (Sm.) Keck & J. Clausen ex Applegate grassy tarweedMadia hallii Keck Hall's madiaMadia madioides (Nutt.) Greene woodland madiaMadia minima (Gray) Keck

oppositeleaved tarweedMadia nutans (Greene) Keck nodding madiaMadia radiata Kellogg golden madiaMadia rammii Greene Ramm's madiaMadia sativa Molina coast tarweedMadia stebbinsii T.W. & J.P. Nelson Stebbins' tarweedMadia subspicata Keck slender tarweedMadia yosemitana Parry ex Gray Yosemite tarweedMalacothrix californica DC. California desertdandelionMalacothrix clevelandii Gray Cleveland's desertdandelionMalacothrix coulteri Harvey & Gray snake's headMalacothrix floccifera (DC.) Blake woolly desertdandelionMalacothrix foliosa Gray leafy desertdandelionMalacothrix foliosa ssp. foliosa Gray leafy desertdandelionMalacothrix glabrata (Gray ex D.C. Eat.) Gray smooth desertdandelionMalacothrix incana (Nutt.) Torr. & Gray dandelionMalacothrix indecora Greene Santa Cruz Island desertdandelionMalacothrix saxatilis (Nutt.) Torr. & Gray cliffasterMalacothrix saxatilis var. arachnoidea (McGregor) E. Williams cliff desertdandelionMalacothrix saxatilis var. commutata (Torr. & Gray) Ferris cliff desertdandelionMalacothrix saxatilis var. implicata (Eastw.) Hall cliff desertdandelionMalacothrix saxatilis var. saxatilis (Nutt.) Torr. & Gray cliff desertdandelionMalacothrix saxatilis var. tenuifolia (Nutt.) Gray cliff desertdandelion


Malacothrix similis W.S. Davis & Raven twin desertdandelionMalacothrix sonchoides (Nutt.) Torr. & Gray sowthistle desertdandelionMalacothrix squalida Greene Santa Cruz desertdandelionMalacothrix stebbinsii W.S. Davis & Raven Stebbins' desertdandelionMalacothrix torreyi Gray Torrey's desertdandelionMalperia tenuis S. Wats. brownturbansMantisalca salmantica (L.) Briq. & Cavillier dagger flowerMatricaria discoidea DC. disc mayweedMatricaria matricarioides (Less.) Porter = Matricaria discoideaMatricaria occidentalis Greene valley mayweedMelampodium perfoliatum (Cav.) Kunth perfoliate blackfootMicropus amphibola Gray micropusMicropus californicus Fisch. & C.A. Mey. q tipsMicropus californicus var. californicus Fisch. & C.A. Mey. slender cottonweedMicropus californicus var. subvestitus Gray slender cottonweedMicroseris acuminata Greene Sierran foothill silverpuffsMicroseris bigelovii (Gray) Schultz-Bip. coastal silverpuffsMicroseris borealis (Bong.) Schultz-Bip. apargidiumMicroseris campestris Greene San Joaquin silverpuffsMicroseris douglasii (DC.) Schultz-Bip. Douglas' silverpuffsMicroseris douglasii ssp. douglasii (DC.) Schultz-Bip. Douglas' silverpuffsMicroseris douglasii ssp. platycarpha (Gray) Chambers Douglas' silverpuffsMicroseris douglasii ssp. tenella (Gray) Chambers

Douglas' silverpuffsMicroseris elegans Greene ex Gray elegant silverpuffsMicroseris howellii Gray Howell's silverpuffsMicroseris laciniata (Hook.) Schultz-Bip. cutleaf silverpuffsMicroseris laciniata ssp. laciniata (Hook.) Schultz-Bip. cutleaf silverpuffsMicroseris laciniata ssp. leptosepala (Nutt.) Chambers cutleaf silverpuffsMicroseris laciniata var. siskiyouensis ChambersMicroseris nutans (Hook.) Schultz-Bip. nodding microcerisMicroseris nutans ssp. nutans (Hook.) Schultz-Bip. nodding silverpuffsMicroseris paludosa (Greene) J.T. Howell marsh silverpuffsMicroseris sylvatica (Benth.) Schultz-Bip. sylvan scorzonellaMonolopia gracilens Gray woodland false turtlebackMonolopia lanceolata Nutt. common false turtlebackMonolopia major DC. cupped false turtlebackMonolopia stricta Crum Crum's false turtlebackMonoptilon bellidiforme Torr. & Gray ex Gray daisy desertstarMonoptilon bellioides (Gray) Hall Mojave desertstarNicolletia occidentalis Gray Mojave hole in the sand plantNothocalais alpestris (Gray) Chambers alpine lake prairiedandelionNothocalais troximoides (Gray) Greene weevil microserisOnopordum acanthium L. Scotch cottonthistleOnopordum tauricum Willd. taurus cottonthistleOreostemma alpigenum (Torr. & Gray) NesomOreostemma alpigenum var. alpigenum (Torr. & Gray) NesomOreostemma alpigenum var. andersonii (Gray) Nesom


Oreostemma elatum (Greene) GreeneOreostemma peirsonii (C.W. Sharsmith) NesomOrochaenactis thysanocarpha (Gray) Coville California mountainpincushionOsmadenia tenella Nutt. false rosinweedOsteospermum ecklonis (DC.) Norl. blue and white daisybushOsteospermum sinuatum (DC.) Norl. glandular cape marigoldPalafoxia arida B.L. Turner & Morris desert palafoxPalafoxia arida var. arida B.L. Turner & Morris desert palafoxPalafoxia arida var. gigantea (M.E. Jones) B.L. Turner & Morris desert palafoxPectis papposa Harvey & Gray cinchweed fetidmarigoldPentachaeta alsinoides Greene tiny pygmydaisyPentachaeta aurea Nutt. golden chaetopappaPentachaeta bellidiflora Greene whiteray pygmydaisyPentachaeta exilis (Gray) Gray meager pygmydaisyPentachaeta exilis ssp. aeolica Van Horn & Ornduff meager pygmydaisyPentachaeta exilis ssp. exilis (Gray) Gray meager pygmydaisyPentachaeta fragilis Brandeg. fragile pygmydaisyPentachaeta lyonii Gray Lyon's pygmydaisyPericome caudata Gray mountain leaftailPerityle emoryi Torr. Emory's rocklilyPerityle inyoensis (Ferris) A. Powell Inyo rockdaisyPerityle megalocephala (S. Wats.) J.F. Macbr. limestone rockdaisyPerityle megalocephala var. megalocephala (S. Wats.) J.F. Macbr. limestone rockdaisyPerityle megalocephala var. oligophylla A. Powell

limestone rockdaisyPerityle villosa (Blake) Shinners Hanaupah laphamiaPetasites frigidus (L.) Fries Arctic sweet coltsfootPetasites frigidus var. palmatus (Ait.) Cronq. Arctic sweet coltsfootPetasites palmatus (Ait.) Gray = Petasites frigidus var. palmatusPetradoria pumila (Nutt.) Greene grassy rockgoldenrodPeucephyllum schottii Gray Schott's pygmycedarPhalacroseris bolanderi Gray Bolander's mock dandelionPhalacroseris bolanderi var. bolanderi Gray Bolander's mock dandelionPhalacroseris bolanderi var. coronata Hall Bolander's mock dandelionPicris echioides L. bristly oxtonguePleurocoronis pluriseta (Gray) King & H.E. Robins. bush arrowleafPluchea camphorata (L.) DC. camphor plucheaPluchea odorata (L.) Cass. sweetscentPluchea odorata var. odorata (L.) Cass. sweetscentPluchea purpurascens (Sw.) DC. = Pluchea odorata var. odorataPluchea sericea (Nutt.) Coville arrowweedPorophyllum gracile Benth. slender poreleafPrenanthella exigua (Gray) Rydb. brightwhitePsathyrotes annua (Nutt.) Gray annual psathyrotesPsathyrotes ramosissima (Torr.) Gray velvet turtlebackPseudobahia bahiifolia (Benth.) Rydb. Hartweg's blanketstemPseudobahia heermannii (Dur.) Rydb. foothill blanketstem


Pseudobahia peirsonii Munz Tulare blanketstemPseudognaphalium bicolor (Bioletti) A. Anderb.Pseudognaphalium californicum (DC.) A. Anderb.Pseudognaphalium canescens (DC.) W.A. WeberPseudognaphalium canescens ssp. canescens (DC.) W.A. WeberPseudognaphalium canescens ssp. microcephalum (Nutt.) Kartesz, comb. nov. ined.Pseudognaphalium leucocephalum (Gray) A. Anderb.Pseudognaphalium luteoalbum (L.) Hilliard & BurttPseudognaphalium ramosissimum (Nutt.) A. Anderb.Pseudognaphalium stramineum (Kunth) W.A. WeberPseudognaphalium viscosum (Kunth) W.A. WeberPsilactis asteroides GrayPsilocarphus brevissimus Nutt. short woollyheadsPsilocarphus brevissimus var. brevissimus Nutt. short woollyheadsPsilocarphus brevissimus var. multiflorus Cronq. dwarf woollyheadsPsilocarphus oregonus Nutt. Oregon woollyheadsPsilocarphus tenellus Nutt. slender woollyheadsPsilocarphus tenellus var. globiferus (Bertero ex DC.) Morefield slender woollyheadsPsilocarphus tenellus var. tenellus Nutt. slender woollyheadsPsilostrophe cooperi (Gray) Greene whitestem paperflowerPulicaria paludosa Link Spanish false fleabanePyrrocoma apargioides (Gray) Greene alpineflamesPyrrocoma carthamoides Hook. largeflower goldenweedPyrrocoma carthamoides var. carthamoides Hook. loved goldenweedPyrrocoma carthamoides var. cusickii (Gray) Kartesz & Gandhi narrowhead goldenweedPyrrocoma hirta (Gray) Greene tacky goldenweedPyrrocoma hirta var. hirta (Gray) Greene hairy goldenweedPyrrocoma lanceolata (Hook.) Greene

lanceleaf goldenweedPyrrocoma lucida (Keck) Kartesz & Gandhi sticky goldenweedPyrrocoma racemosa (Nutt.) Torr. & Gray clustered goldenweedPyrrocoma racemosa var. paniculata (Nutt.) Kartesz & Gandhi clustered goldenweedPyrrocoma racemosa var. pinetorum (Keck) Kartesz & Gandhi clustered goldenweedPyrrocoma racemosa var. racemosa (Nutt.) Torr. & Gray clustered goldenweedPyrrocoma uniflora (Hook.) Greene plantain goldenweedPyrrocoma uniflora var. gossypina (Greene) Kartesz & Gandhi plantain goldenweedPyrrocoma uniflora var. uniflora (Hook.) Greene plantain goldenweedRafinesquia californica Nutt. California plumseedRafinesquia neomexicana Gray New Mexico plumseedRaillardella argentea (Gray) Gray silky raillardellaRaillardella pringlei Greene showy raillardellaRaillardella scaposa (Gray) Gray stem raillardellaRaillardiopsis muirii (Gray) Rydb. Muir's raillardiopsisRaillardiopsis scabrida (Eastw.) Rydb. leafy raillardiopsisRhagadiolus stellatus (L.) Gaertn. endive daisyRigiopappus leptocladus Gray wireweedRudbeckia californica Gray California coneflowerRudbeckia californica var. californica Gray California coneflowerRudbeckia glaucescens Eastw.Rudbeckia hirta L. blackeyed SusanRudbeckia hirta var. pulcherrima Farw. blackeyed SusanRudbeckia klamathensis Cox & Urbatsch


Rudbeckia occidentalis Nutt. western coneflowerRudbeckia occidentalis var. occidentalis Nutt. western coneflowerSantolina chamaecyparissus L. lavender cottonSanvitalia abertii Gray Albert's creeping zinniaSanvitalia procumbens Lam. Mexican creeping zinniaSaussurea americana D.C. Eat. American saussureaSchkuhria multiflora Hook. & Arn. manyflower false threadleafScolymus hispanicus L. common goldenthistleScorzonera hispanica L. black salsifySenecio aphanactis Greene chaparral ragwortSenecio aronicoides DC. rayless groundselSenecio astephanus Greene San Gabriel ragwortSenecio bernardinus Greene San Bernardino ragwortSenecio bicolor (Willd.) Todaro silver ragwortSenecio bicolor ssp. cineraria (DC.) Chater silver ragwortSenecio blochmaniae Greene dune senecioSenecio bolanderi Gray Bolander's ragwortSenecio bolanderi var. bolanderi Gray Bolander's ragwortSenecio breweri Burtt-Davy Brewer's ragwortSenecio californicus DC. California ragwortSenecio canus Hook. woolly groundselSenecio clarkianus Gray Clark's ragwortSenecio clevelandii Greene

Cleveland's ragwortSenecio cymbalarioides Buek cleftleaf groundselSenecio elegans L. redpurple ragwortSenecio eurycephalus Torr. & Gray ex Gray widehead groundselSenecio eurycephalus var. eurycephalus Torr. & Gray ex Gray Siskiyou ragwortSenecio eurycephalus var. lewisrosei (J.T. Howell) T.M. Barkl. Lewis' groundselSenecio flaccidus Less. threadleaf ragwortSenecio flaccidus var. douglasii (DC.) B.L. Turner & T.M. Barkl. Douglas' groundselSenecio flaccidus var. flaccidus Less. threadleaf groundselSenecio flaccidus var. monoensis (Greene) B.L. Turner & T.M. Barkl. Mono groundselSenecio fremontii Torr. & Gray Fremont's groundselSenecio fremontii var. fremontii Torr. & Gray Fremont's groundselSenecio fremontii var. occidentalis Gray western groundselSenecio ganderi T.M. Barkl. & Beauchamp Gander's ragwortSenecio greenei Gray flame ragwortSenecio hybridus (Willd.) Regel common ragwortSenecio hydrophiloides Rydb. tall groundwelSenecio hydrophilus Nutt. water groundselSenecio indecorus Greene elegant groundselSenecio integerrimus Nutt. lambstongue groundselSenecio integerrimus var. exaltatus (Nutt.) Cronq. Columbia groundselSenecio integerrimus var. major (Gray) Cronq. lambstongue groundselSenecio integerrimus var. ochroleucus (Gray) Cronq. paleyellow groundsel


Senecio ionophyllus Greene Tehachapi ragwortSenecio jacobaea L. stinking willieSenecio layneae Greene Layne's ragwortSenecio lyonii Gray island senecioSenecio macounii Greene Siskiyou Mountain ragwortSenecio mikanioides Otto ex Walp. capeivySenecio mohavensis Gray Mojave ragwortSenecio multilobatus Torr. & Gray ex Gray lobeleaf groundselSenecio pattersonensis Hoover Patterson's senecioSenecio pauciflorus Pursh alpine groundselSenecio pseudaureus Rydb. falsegold groundselSenecio pseudaureus var. pseudaureus Rydb. falsegold groundselSenecio scorzonella Greene Sierran ragwortSenecio serra Hook. butterweed groundselSenecio serra var. serra Hook. tall ragwortSenecio spartioides Torr. & Gray broom groundselSenecio streptanthifolius Greene cleftleaf groundselSenecio streptanthifolius var. laetiflorus (Greene) J.F. Bain Rocky Mountain groundselSenecio sylvaticus L. woodland ragwortSenecio triangularis Hook. arrowleaf groundselSenecio vulgaris L. common groundselSenecio werneriifolius (Gray) Gray hoary groundselSericocarpus Greene

Sericocarpus oregonensis Nutt.Sericocarpus oregonensis var. californicus (Dur.) NesomSericocarpus oregonensis var. oregonensis Nutt.Silybum marianum (L.) Gaertn. blessed milkthistleSolidago californica Nutt. California goldenrodSolidago canadensis L. Canada goldenrodSolidago canadensis var. salebrosa (Piper) M.E. Jones salebrosa goldenrodSolidago canadensis var. scabra Torr. & Gray Canada goldenrodSolidago guiradonis Gray Guirado goldenrodSolidago missouriensis Nutt. Missouri goldenrodSolidago multiradiata Ait. mountain goldenrodSolidago simplex Kunth Mt. Albert goldenrodSolidago simplex ssp. simplex Kunth Mt. Albert goldenrodSolidago simplex ssp. simplex var. nana (Gray) Ringius dwarf goldenrodSolidago simplex ssp. simplex var. spathulata Solidago spathulata var. spathulata DC. coastaldune goldenrodSolidago spectabilis (D.C. Eat.) Gray Nevada goldenrodSolidago spectabilis var. confinis (Gray) Cronq.Soliva sessilis Ruiz & Pavon field solivaSonchus arvensis L. field sowthistleSonchus asper (L.) Hill spiny sowthistleSonchus oleraceus L. common sowthistleSonchus tenerrimus L. slender sowthistleSphaeromeria cana (D.C. Eat.) Heller rod tansySphaeromeria potentilloides (Gray) Heller powerful tansy


Sphaeromeria potentilloides var. potentilloides (Gray) Heller fivefinger chickensageStebbinoseris decipiens (Nutt.) ChambersStebbinoseris gen. nov. ined.Stebbinoseris heterocarpa (Nutt.) ChambersStenotus acaulis (Nutt.) Nutt. stemless mock goldenweedStenotus acaulis var. acaulis (Nutt.) Nutt. stemless goldenweedStenotus stenophyllus (Gray) Greene narrowleaf goldenweedStephanomeria blairii Munz & Johnston Blair's cliffasterStephanomeria cichoriacea Gray chicoryleaf wirelettuceStephanomeria diegensis Gottlieb wreathplantStephanomeria elata Nutt. Santa Barbara wirelettuceStephanomeria exigua Nutt. small wirelettuceStephanomeria exigua ssp. carotifera (Hoover) Gottlieb whiteplume wirelettuceStephanomeria exigua ssp. coronaria (Greene) Gottlieb whiteplume wirelettuceStephanomeria exigua ssp. deanei (J.F. Macbr.) Gottlieb Deane's wirelettuceStephanomeria exigua ssp. exigua Nutt. small wirelettuceStephanomeria exigua ssp. macrocarpa Gottlieb whiteplume wirelettuceStephanomeria lactucina Gray lettuce wirelettuceStephanomeria paniculata Nutt. tufted wirelettuceStephanomeria parryi Gray Parry's wirelettuceStephanomeria pauciflora (Torr.) A. Nels. brownplume wirelettuceStephanomeria spinosa (Nutt.) S. Tomb thorn skeletonweedStephanomeria tenuifolia (Raf.) Hall narrowleaf wirelettuceStephanomeria tenuifolia var. myrioclada (D.C. Eat.) Cronq. narrowleaf wirelettuce

Stephanomeria tenuifolia var. tenuifolia (Raf.) Hall narrowleaf wirelettuceStephanomeria virgata Benth. rod wirelettuceStephanomeria virgata ssp. pleurocarpa (Greene) Gottlieb wand wirelettuceStephanomeria virgata ssp. virgata Benth. rod wirelettuceStylocline gnaphalioides Nutt. mountain neststrawStylocline micropoides Gray woollyhead neststrawStylocline psilocarphoides M.E. Peck baretwig styloclineStylocline sonorensis Wiggins Sonoran neststrawSyntrichopappus fremontii Gray yellowray FremontsgoldSyntrichopappus lemmonii (Gray) Gray pinkray FremontsgoldTagetes minuta L. muster John HenryTagetes patula L. French marigoldTanacetum balsamita L. = Balsamita majorTanacetum camphoratum Less. camphor tansyTanacetum parthenium (L.) Schultz-Bip. feverfewTanacetum vulgare L. common tansyTaraxacum californicum Munz & Johnston California dandelionTaraxacum laevigatum (Willd.) DC. rock dandelionTaraxacum officinale G.H. Weber ex Wiggers common dandelionTaraxacum officinale ssp. ceratophorum (Ledeb.) Schinz ex Thellung fleshy dandelionTaraxacum officinale ssp. officinale G.H. Weber ex Wiggers wandering dandelionTessaria sericea (Nutt.) Shinners = Pluchea sericeaTetradymia argyraea Munz & Roos


striped cottonthornTetradymia axillaris A. Nels. longspine horsebrushTetradymia canescens DC. spineless horsebrushTetradymia comosa Gray hairy horsebrushTetradymia glabrata Torr. & Gray littleleaf horsebrushTetradymia spinosa Hook. & Arn. shortspine horsebrushTetradymia stenolepis Greene Mojave cottonthornTetradymia tetrameres (Blake) Strother fourpart horsebrushTetraneuris acaulis (Pursh) Greene stemless hymenoxysTetraneuris acaulis var. arizonica (Greene) Parker Arizona hymenoxysThelesperma gracile (Torr.) Gray = Thelesperma megapotamicumThelesperma megapotamicum (Spreng.) Kuntze Hopi tea greenthreadThymophylla pentachaeta (DC.) Small fiveneedle pricklyleafThymophylla pentachaeta var. belenidium (DC.) Strother fiveneedle pricklyleafTolpis barbata (L.) Gaertn. European umbrella milkwortTonestus eximius (Hall) A. Nels. & J.F. Macbr. Lake Tahoe serpentweedTonestus lyallii (Gray) A. Nels. Lyall's goldenweedTonestus peirsonii (Keck) Nesom & Morgan Peirson's serpentweedTownsendia condensata Parry ex Gray hairy townsendiaTownsendia leptotes (Gray) Osterhout common townsendiaTownsendia parryi D.C. Eat. Parry's townsend daisyTownsendia scapigera D.C. Eat. tufted townsend daisyTracyina rostrata Blake Indian headdress

Tragopogon dubius Scop. yellow salsifyTragopogon porrifolius L. salsifyTragopogon pratensis L. meadow salsifyTrichocoronis wrightii (Torr. & Gray) Gray limestone bughealTrichoptilium incisum (Gray) Gray yellowdomeTrimorpha acris (L.) Nesom bitter boreal daisyTrimorpha lonchophylla var. lonchophylla (Hook.) Nesom spearleaf fleabaneTrixis californica Kellogg California trixisUropappus linearifolius Nutt.Urospermum picroides (L.) Scop. ex F.W. Schmidt prickly goldenfleeceVenegasia carpesioides DC. canyon sunflowerVenidium fastuosum (Jacq.) Stapf monarch of the veldVerbesina dissita Gray bigleaf crownbeardVerbesina encelioides (Cav.) Benth. & Hook. f. ex Gray golden crownbeardVerbesina encelioides ssp. exauriculata (Robins. & Greenm.) J.R. Coleman golden crownbeardViguiera laciniata Gray torhleaf goldeneyeViguiera parishii Greene Parish's goldeneyeViguiera reticulata S. Wats. netvein goldeneyeWhitneya dealbata Gray mock leopardbaneWyethia angustifolia (DC.) Nutt. California compassplantWyethia bolanderi (Gray) W.A. Weber Bolander's mulesearsWyethia elata Hall Hall's mulesearsWyethia glabra Gray


Coast Range mulesearsWyethia helenioides (DC.) Nutt. whitehead wyethiaWyethia invenusta (Greene) W.A. Weber Coville's mulesearsWyethia longicaulis Gray Humboldt mulesearsWyethia mollis Gray woolly wyethiaWyethia ovata Torr. & Gray ex Torr. southern mulesearsWyethia reticulata Greene El Dorado mulesearsXanthium spinosum L. spiny cockleburrXanthium strumarium L. rough cockleburrXanthocephalum = Gutierrezia sarothraeXylorhiza cognata (Hall) T.J. Wats. Mecca asterXylorhiza orcuttii (Vasey & Rose) Greene Orcutt's asterXylorhiza tortifolia (Torr. & Gray) Greene Mojave asterXylorhiza tortifolia var. tortifolia (Torr. & Gray) Greene Mojave woodyaster

CONVOLVULACEAECalystegia atriplicifolia Hallier f. nightblooming false bindweedCalystegia atriplicifolia ssp. atriplicifolia Hallier f. nightblooming false bindweedCalystegia atriplicifolia ssp. buttensis Brummitt nightblooming false bindweedCalystegia collina (Greene) Brummitt coast range false bindweedCalystegia collina ssp. collina (Greene) Brummitt coast range false bindweedCalystegia collina ssp. oxyphylla Brummitt coast range false bindweedCalystegia collina ssp. tridactylosa (Eastw.) Brummitt coast range false bindweedCalystegia collina ssp. venusta Brummitt

coast range false bindweedCalystegia longipes (S. Wats.) Brummitt Paiute false bindweedCalystegia macrostegia (Greene) Brummitt island false bindweedCalystegia macrostegia ssp. amplissima Brummitt island false bindweedCalystegia macrostegia ssp. arida (Greene) Brummitt island false bindweedCalystegia macrostegia ssp. cyclostegia (House) Brummitt island false bindweedCalystegia macrostegia ssp. intermedia (Abrams) Brummitt island false bindweedCalystegia macrostegia ssp. macrostegia (Greene) Brummitt island false bindweedCalystegia macrostegia ssp. tenuifolia (Abrams) Brummitt island false bindweedCalystegia malacophylla Greene Sierran false bindweedCalystegia malacophylla ssp. malacophylla Greene Sierran false bindweedCalystegia malacophylla ssp. malacophylla var. berryi (Eastw.) Brummitt Sierran false bindweedCalystegia malacophylla ssp. malacophylla var. malacophylla Greene Sierran false bindweedCalystegia malacophylla ssp. pedicellata (Jepson) Munz Sierran false bindweedCalystegia occidentalis (Gray) Brummitt chaparral false bindweedCalystegia occidentalis ssp. fulcrata (Gray) Brummitt chaparral false bindweedCalystegia occidentalis ssp. occidentalis (Gray) Brummitt chaparral false bindweedCalystegia occidentalis ssp. occidentalis var. occidentalis (Gray) Brummitt chaparral false bindweedCalystegia occidentalis ssp. occidentalis var. tomentella (Greene) Brummitt chaparral false bindweedCalystegia peirsonii (Abrams) Brummitt Peirson's false bindweedCalystegia purpurata (Greene) Brummitt Pacific false bindweedCalystegia purpurata ssp. purpurata (Greene) Brummitt


Pacific false bindweedCalystegia purpurata ssp. saxicola (Eastw.) Brummitt Pacific false bindweedCalystegia purpurata ssp. solanensis (Jepson) Brummitt Solano false bindweedCalystegia sepium (L.) R. Br. hedge false bindweedCalystegia sepium ssp. americana (Sims) Brummitt hedge false bindweedCalystegia sepium ssp. binghamiae (Greene) Brummitt Bingham's false bindweedCalystegia sepium ssp. limnophila (Greene) Brummitt hedge false bindweedCalystegia soldanella (L.) R. Br. ex Roemer & J.A. Schultes seashore false bindweedCalystegia stebbinsii Brummitt Stebbins' false bindweedCalystegia subacaulis Hook. & Arn. hillside false bindweedCalystegia subacaulis ssp. episcopalis Brummitt hillside false bindweedCalystegia subacaulis ssp. subacaulis Hook. & Arn. hillside false bindweedConvolvulus althaeoides L. mallow bindweedConvolvulus arvensis L. field bindweedConvolvulus equitans Benth. Texas bindweedCressa truxillensis Kunth spreading alkaliweedCuscuta approximata Bab. alfalfa dodderCuscuta approximata var. urceolata (Kunze) Yuncker alfalfa dodderCuscuta brachycalyx (Yuncker) Yuncker San Joaquin dodderCuscuta brachycalyx var. apodanthera (Yuncker) Yuncker San Joaquin dodderCuscuta brachycalyx var. brachycalyx (Yuncker) Yuncker San Joaquin dodderCuscuta californica Hook. & Arn. chaparral dodderCuscuta californica var. apiculata Engelm. chaparral dodder

Cuscuta californica var. breviflora Engelm. California dodderCuscuta californica var. californica Hook. & Arn. California dodderCuscuta californica var. papillosa Yuncker chaparral dodderCuscuta ceanothi Behr canyon dodderCuscuta cephalanthi Engelm. buttonbush dodderCuscuta denticulata Engelm. desert dodderCuscuta denticulata var. denticulata Engelm. smalltooth dodderCuscuta denticulata var. vetchii (Brandeg.) T. Beliz Vetch's dodderCuscuta epithymum L. clover dodderCuscuta europaea L. greater dodderCuscuta howelliana Rubtzoff Boggs Lake dodderCuscuta indecora Choisy bigseed alfalfa dodderCuscuta indecora var. indecora Choisy bigseed alfalfa dodderCuscuta indecora var. neuropetala (Engelm.) A.S. Hitchc. bigseed dodderCuscuta obtusiflora Kunth Peruvian dodderCuscuta obtusiflora var. glandulosa Engelm. Peruvian dodderCuscuta pentagona Engelm. fiveangled dodderCuscuta pentagona var. pentagona Engelm. fiveangled dodderCuscuta planiflora Ten. smallseed dodderCuscuta salina Engelm. saltmarsh dodderCuscuta salina var. major Yuncker goldenthreadCuscuta salina var. papillata Yuncker goldenthreadCuscuta salina var. salina Engelm.


saltmarsh dodderCuscuta suaveolens Ser. fringed dodderCuscuta suksdorfii Yuncker mountain dodderCuscuta suksdorfii var. subpedicellata Yuncker mountain dodderCuscuta suksdorfii var. suksdorfii Yuncker Suksdorf's dodderDichondra donnelliana Tharp & M.C. Johnston California ponysfootDichondra occidentalis House western ponysfootDichondra repens J.R. Forst. kidneyweedIpomoea cairica (L.) Sweet mile a minute vineIpomoea hederacea Jacq. ivyleaf morninggloryIpomoea indica (Burm. f.) Merr. oceanblue morninggloryIpomoea nil (L.) Roth whiteedge morninggloryIpomoea purpurea (L.) Roth tall morninggloryIpomoea triloba L. littlebell

CORNACEAECornus canadensis L. bunchberry dogwoodCornus glabrata Benth. brown dogwoodCornus nuttallii Audubon ex Torr. & Gray Pacific dogwoodCornus sericea L. redosier dogwoodCornus sericea ssp. occidentalis (Torr. & Gray) Fosberg western dogwoodCornus sericea ssp. sericea L. redosier dogwoodCornus sessilis Torr. ex Dur. blackfruit dogwoodCornus stolonifera Michx.

= Cornus sericea ssp. sericea

CRASSULACEAECotyledon orbiculata L. pig's earCrassula aquatica (L.) Schoenl. water pygmyweedCrassula connata (Ruiz & Pavon) Berger sand pygmyweedCrassula connata var. connata (Ruiz & Pavon) Berger sand pygmyweedCrassula connata var. erectoides Bywater & Wickens sand pygmyweedCrassula connata var. eremica (Jepson) Bywater & Wickens sand pygmyweedCrassula connata var. subsimplex (S. Wats.) Bywater & Wickens sand pygmyweedCrassula drummondii (Torr. & Gray) Fedde smallleaf pygmyweedCrassula saginoides (Maxim.) Bywater & Wickens wrinkleseed pygmyweedCrassula solierii (Gray) Meigen smoothseed pygmyweedCrassula tillaea Lester-Garland moss pygmyweedDudleya abramsii Rose Abrams' liveforeverDudleya abramsii ssp. abramsii Rose Abrams' liveforeverDudleya abramsii ssp. affinis K. Nakai Abrams' liveforeverDudleya abramsii ssp. bettinae (Hoover) Bartel Abrams' dudleyaDudleya abramsii ssp. calcicola (Bartel & Shevock) K. Nakai Abrams' liveforeverDudleya abramsii ssp. murina (Eastw.) Moran Abrams' liveforeverDudleya abramsii ssp. parva (Rose & A. Davids.) Bartel Abrams' dudleyaDudleya attenuata (S. Wats.) Moran tapertip liveforeverDudleya attenuata ssp. orcuttii (Rose) Moran Orcutt's liveforeverDudleya blochmaniae (Eastw.) Moran


Blochman's liveforeverDudleya blochmaniae ssp. blochmaniae (Eastw.) Moran Blochman's liveforeverDudleya blochmaniae ssp. insularis (Moran) Moran Blochman's liveforeverDudleya brevifolia (Moran) Moran shortleaf liveforeverDudleya candelabrum Rose candleholder liveforeverDudleya cespitosa (Haw.) Britt. & Rose sealettuceDudleya cymosa (Lem.) Britt. & Rose canyon liveforeverDudleya cymosa ssp. agourensis K. Nakai canyon liveforeverDudleya cymosa ssp. costafolia Bartel & Shevock canyon liveforeverDudleya cymosa ssp. crebrifolia K. Nakai & Verity canyon liveforeverDudleya cymosa ssp. cymosa (Lem.) Britt. & Rose canyon liveforeverDudleya cymosa ssp. marcescens Moran canyon liveforeverDudleya cymosa ssp. ovatifolia (Britt.) Moran canyon liveforeverDudleya cymosa ssp. paniculata (Jepson) K. Nakai canyon liveforeverDudleya cymosa ssp. pumila K. Nakai canyon liveforeverDudleya cymosa ssp. setchellii (Jepson) Moran Setchell's liveforeverDudleya densiflora (Rose) Moran San Gabriel Mountain liveforeverDudleya edulis (Nutt.) Moran fingertipsDudleya farinosa (Lindl.) Britt. & Rose powdery liveforeverDudleya greenei Rose Greene's liveforeverDudleya hassei (Rose) Moran Hasse's liveforeverDudleya lanceolata (Nutt.) Britt. & Rose lanceleaf liveforeverDudleya multicaulis (Rose) Moran manystem liveforever

Dudleya nesiotica (Moran) Moran Santa Cruz Island liveforeverDudleya pulverulenta (Nutt.) Britt. & Rose chalk liveforeverDudleya pulverulenta ssp. arizonica (Rose) MoranDudleya saxosa (M.E. Jones) Britt. & Rose Panamint liveforeverDudleya saxosa ssp. aloides (Rose) Moran Panamint liveforeverDudleya saxosa ssp. saxosa (M.E. Jones) Britt. & Rose Panamint liveforeverDudleya stolonifera Moran Laguna Beach liveforeverDudleya traskiae (Rose) Moran Santa Barbara Island liveforeverDudleya variegata (S. Wats.) Moran variegated liveforeverDudleya verityi K. Nakai Verity's liveforeverDudleya virens (Rose) Moran alabaster plantDudleya viscida (S. Wats.) Moran sticky liveforeverEcheveria = Dudleya Sedum album L. white stonecropSedum albomarginatum Clausen Feather River stonecropSedella congdonii (Eastw.) Britt. & Rose Congdon's mock stonecropSedum divergens S. Wats. Pacific stonecropSedum eastwoodiae (Britt.) BergerSedum integrifolium (Raf.) A. Nels. ledge stonecropSedum integrifolium ssp. integrifolium (Raf.) A. Nels. entireleaf stonecropSedum integrifolium ssp. procerum Clausen entireleaf stonecropSedum lanceolatum Torr. spearleaf stonecropSedum laxum (Britt.) Berger roseflower stonecropSedum laxum ssp. flavidum Denton


roseflower stonecropSedum laxum ssp. heckneri (M.E. Peck) Clausen Heckner's stonecropSedum lanceolatum ssp. lanceolatum Torr. spearleaf stonecropSedum laxum ssp. laxum (Britt.) Berger roseflower stonecropSedum lanceolatum ssp. subalpinum (Blank.) Clausen subalpine stonecropSedella leiocarpa H.K. Sharsmith Lake County mock stonecropSedum niveum A. Davids. Davidson's stonecropSedum obtusatum Gray Sierran stonecropSedum oblanceolatum Clausen oblongleaf stonecropSedum obtusatum ssp. boreale Clausen Sierran stonecropSedum obtusatum ssp. obtusatum Gray Sierran stonecropSedum obtusatum ssp. paradisum Denton Paradise stonecropSedum obtusatum ssp. retusum (Rose) Clausen Sierran stonecropSedum oreganum Nutt. kings crownSedum oregonense (S. Wats.) M.E. Peck cream stonecropSedum oreganum ssp. oreganum Nutt. Oregon stonecropSedella pentandra H.K. Sharsmith Mt. Hamilton mock stonecropSedum praealtum DC. green cockscombSedella pumila (Benth.) Britt. & Rose Sierran mock stonecropSedum radiatum S. Wats. Coast Range stonecropSedum radiatum ssp. depauperatum Clausen Coast Range stonecropSedum radiatum ssp. radiatum S. Wats. Coast Range stonecropSedum spathulifolium Hook. broadleaf stonecrop

Sedum spathulifolium ssp. pruinosum (Britt.) Clausen & Uhl broadleaf stonecropSedum spathulifolium ssp. purdyi (Jepson) Clausen Purdy's stonecropSedum spathulifolium ssp. spathulifolium Hook. broadleaf stonecropSedum spathulifolium ssp. yosemitense (Britt.) Clausen Yosemite stonecropSedum stenopetalum Pursh wormleaf stonecropSedum stenopetalum ssp. monanthum (Suksdorf) Clausen wormleaf stonecropSedum stenopetalum ssp. stenopetalum Pursh wormleaf stonecropTillaea . = Crassula

CROSSOSOMATACEAECrossosoma bigelovii S. Wats. ragged rockflowerCrossosoma bigelovii var. bigelovii S. Wats. ragged rockflowerCrossosoma californicum Nutt. California rockflowerGlossopetalon pungens Brandeg. dwarf greasebushGlossopetalon spinescens Gray spiny greasebushGlossopetalon spinescens var. aridum M.E. Jones spiny greasebush

CRUCIFERAEAlyssum alyssoides (L.) L. pale madwortAlyssum minus (L.) Rothm.Alyssum minus var. micranthum (C.A. Mey.) DudleyAlyssum minus var. strigosum (Banks & Soland.) ZoharyAnelsonia eurycarpa (Gray) J.F. Macbr. & Payson daggerpodArabidopsis thaliana (L.) Heynh. mouseear cressArabis X divaricarpa A. Nels. (pro sp.) spreadingpod rockcress


Arabis aculeolata Greene Waldo rockcressArabis blepharophylla Hook. & Arn. rose rockcressArabis bodiensis Rollins Bodie Hills rockcressArabis breweri S. Wats. Brewer's rockcressArabis breweri var. austiniae (Greene) Rollins Brewer's rockcressArabis breweri var. breweri S. Wats. Brewer's rockcressArabis breweri var. pecuniaria Rollins Brewer's rockcressArabis cobrensis M.E. Jones sagebrush rockcressArabis constancei Rollins Constance's rockcressArabis davidsonii Greene Davidson's rockcressArabis dispar M.E. Jones pinyon rockcressArabis drummondii Gray Drummond's rockcressArabis fernaldiana Rollins park rockcressArabis fernaldiana var. stylosa (S. Wats.) Rollins park rockcressArabis glabra (L.) Bernh. tower rockcressArabis glabra var. furcatipilis M. Hopkins tower rockcressArabis glabra var. glabra (L.) Bernh. tower rockcressArabis glaucovalvula M.E. Jones bluepod rockcressArabis hirsuta (L.) Scop. hairy rockcressArabis hirsuta var. eschscholtziana (Andrz.) Rollins Eschscholtz's hairy rockcressArabis hirsuta var. glabrata Torr. & Gray mountain rockcressArabis hoffmannii (Munz) Rollins Hoffmann's rockcressArabis holboellii Hornem.

Holboell's rockcressArabis holboellii var. pendulocarpa (A. Nels.) Rollins dropseed rockcressArabis holboellii var. pinetorum (Tidestrom) Rollins Holboell's rockcressArabis holboellii var. retrofracta (Graham) Rydb. second rockcressArabis inyoensis Rollins Inyo rockcressArabis johnstonii Munz Johnston's rockcressArabis koehleri T.J. Howell Koehler's rockcressArabis koehleri var. stipitata Rollins Koehler's rockcressArabis lemmonii S. Wats. Lemmon's rockcressArabis lemmonii var. depauperata (A. Nels. & Kennedy) Rollins soldier rockcressArabis lemmonii var. lemmonii S. Wats. Lemmon's rockcressArabis lignifera A. Nels. desert rockcressArabis lyallii S. Wats. Lyall's rockcressArabis lyallii var. lyallii S. Wats. Lyall's rockcressArabis lyallii var. nubigena (J.F. Macbr. & Payson) Rollins Lyall's rockcressArabis macdonaldiana Eastw. MacDonald rockcressArabis microphylla Nutt. littleleaf rockcressArabis microphylla var. microphylla Nutt. smallleaf rockcressArabis modesta Rollins Rouge Canyon rockcressArabis oregana Rollins Oregon rockcressArabis parishii S. Wats. dwarf rockcressArabis perennans S. Wats. perennial rockcressArabis pinzliae Rollins Boundary Peak rockcress


Arabis platysperma Gray pioneer rockcressArabis platysperma var. howellii (S. Wats.) Jepson Howell's pioneer rockcressArabis platysperma var. platysperma Gray pioneer rockcressArabis puberula Nutt. silver rockcressArabis pulchra M.E. Jones ex S. Wats. beauty rockcressArabis pulchra var. gracilis M.E. Jones desert rockcressArabis pulchra var. munciensis M.E. Jones Munci rockcressArabis pulchra var. pulchra M.E. Jones ex S. Wats. desert rockcressArabis pygmaea Rollins Tulare County rockcressArabis rectissima Greene bristlyleaf rockcressArabis repanda S. Wats. Yosemite rockcressArabis repanda var. greenei Jepson Greene's rockcressArabis repanda var. repanda S. Wats. Yosemite rockcressArabis rigidissima Rollins Trinity Mountain rockcressArabis rigidissima var. rigidissima Rollins Trinity Mountain rockcressArabis shockleyi Munz Shockley's rockcressArabis sparsiflora Nutt. sicklepod rockcressArabis sparsiflora var. arcuata (Nutt.) Rollins elegant rockcressArabis sparsiflora var. californica Rollins California rockcressArabis sparsiflora var. sparsiflora Nutt. sicklepod rockcressArabis sparsiflora var. subvillosa (S. Wats.) Rollins hairystem rockcressArabis subpinnatifida S. Wats. Klamath rockcressArabis suffrutescens S. Wats.

woody rockcressArabis suffrutescens var. horizontalis (Greene) Rollins horizontal woody rockcressArabis suffrutescens var. suffrutescens S. Wats. woody rockcressArabis tiehmii Rollins Carson Range rockcressArmoracia rusticana P.G. Gaertn., B. Mey. & Scherb. horseradishAthysanus pusillus (Hook.) Greene common sandweedAubrietia deltoidea (L.) DC. lilacbushBarbarea orthoceras Ledeb. American yellowrocketBarbarea verna (P. Mill.) Aschers. early yellowrocketBarbarea vulgaris Ait. f. garden yellowrocketBrassica alba Rabenh., non L. = Sinapis albaBrassica eruca L. = Eruca vesicaria ssp. sativaBrassica fruticulosa Cyr. Mediterranean cabbageBrassica juncea (L.) Czern. India mustardBrassica nigra (L.) W.D.J. Koch black mustardBrassica oleracea L. cabbageBrassica rapa L. rape mustardBrassica rapa var. rapa L. birdrapeBrassica tournefortii Gouan Asian mustardCakile edentula (Bigelow) Hook. American searocketCakile edentula ssp. edentula (Bigelow) Hook. American searocketCakile edentula ssp. edentula var. edentula (Bigelow) Hook. American searocketCakile maritima Scop. European searocket


Camelina microcarpa DC. littlepod falseflaxCamelina sativa (L.) Crantz gold-of-pleasureCapsella bursa-pastoris (L.) Medik. shepherd's purseCardamine angulata Hook. seaside bittercressCardamine bellidifolia L. alpine bittercressCardamine bellidifolia var. pachyphylla Coville & Leib. alpine bittercressCardamine breweri S. Wats. Brewer's bittercressCardamine breweri var. breweri S. Wats. Brewer's bittercressCardamine breweri var. orbicularis (Greene) Detling Sierran bittercressCardamine californica (Nutt.) Greene milkmaidsCardamine californica var. californica (Nutt.) Greene milkmaidsCardamine californica var. cardiophylla (Greene) RollinsCardamine californica var. cuneata (Nutt.) RollinsCardamine californica var. sinuata (Greene) O.E. Schulz milkmaidsCardamine cordifolia Gray heartleaf bittercressCardamine cordifolia var. lyallii (S. Wats.) A. Nels. & J.F. Macbr.Cardamine nuttallii Greene Nuttall's toothwortCardamine nuttallii var. gemmata (Greene) RollinsCardamine nuttallii var. nuttallii Greene palmate toothwortCardamine oligosperma Nutt. Idaho bittercressCardamine pachystigma (S. Wats.) RollinsCardamine pachystigma var. pachystigma (S. Wats.) RollinsCardamine pensylvanica Muhl. ex Willd. Pennsylvania bittercressCardaria chalapensis (L.) Hand.-Maz.Cardaria draba (L.) Desv. pepperweed whitetopCardaria draba ssp. draba (L.) Desv. heartpod hoarycress

Cardaria pubescens (C.A. Mey.) Jarmolenko hairy whitetopCaulanthus amplexicaulis S. Wats. claspingleaf wild cabbageCaulanthus amplexicaulis var. amplexicaulis S. Wats. claspingleaf wild cabbageCaulanthus amplexicaulis var. barbarae (J.T. Howell) Munz claspingleaf wild cabbageCaulanthus anceps Payson royal wild cabbageCaulanthus cooperi (S. Wats.) Payson Cooper's wild cabbageCaulanthus coulteri S. Wats. Coulter's wild cabbageCaulanthus crassicaulis (Torr.) S. Wats. thickstem wild cabbageCaulanthus crassicaulis var. crassicaulis (Torr.) S. Wats. thickstem wild cabbageCaulanthus glaucus S. Wats. glaucous wild cabbageCaulanthus hallii Payson Hall's wild cabbageCaulanthus heterophyllus (Nutt.) Payson San Diego wild cabbageCaulanthus inflatus S. Wats. desert candleCaulanthus lasiophyllus var. lasiophyllus (Hook. & Arn.) Payson coast range wild cabbageCaulanthus major (M.E. Jones) Payson slender wild cabbageCaulanthus pilosus S. Wats. hairy wild cabbageCaulanthus simulans Payson Payson's wild cabbageCaulostramina jaegeri (Rollins) Rollins cliffdwellerChorispora tenella (Pallas) DC. crossflowerCochlearia groenlandica L. Danish scurvygrassCochlearia officinalis L. common scurvygrassConringia orientalis (L.) Dumort. hare's ear mustardCoronopus didymus (L.) Sm.


lesser swinecressCoronopus squamatus (Forsk.) Aschers. greater swinecressCusickiella douglasii (Gray) Rollins alkali false whitlowgrassCusickiella quadricostata (Rollins) Rollins Bodie Hills false whitlowgrassDescurainia californica (Gray) O.E. Schulz Sierran tansymustardDescurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn mountain tansymustardDescurainia incana ssp. incana (Bernh. ex Fisch. & C.A. Mey.) Dorn mountain tansymustardDescurainia incana ssp. incisa (Engelm.) Kartesz & Gandhi mountain tansymustardDescurainia incana ssp. viscosa (Rydb.) Kartesz & Gandhi mountain tansymustardDescurainia obtusa (Greene) O.E. Schulz blunt tansymustardDescurainia obtusa ssp. adenophora (Woot. & Standl.) Detling blunt tansymustardDescurainia paradisa (A. Nels. & Kennedy) O.E. Schulz paradise tansymustardDescurainia pinnata (Walt.) Britt. western tansymustardDescurainia pinnata ssp. filipes (Gray) Detling western tansymustardDescurainia pinnata ssp. glabra (Woot. & Standl.) Detling western tansymustardDescurainia pinnata ssp. halictorum (Cockerell) Detling western tansymustardDescurainia pinnata ssp. intermedia (Rydb.) Detling western tansymustardDescurainia pinnata ssp. menziesii (DC.) Detling Menzies's tansymustardDescurainia pinnata ssp. pinnata (Walt.) Britt. western tansymustardDescurainia sophia (L.) Webb ex Prantl herb sophiaDiplotaxis muralis (L.) DC. annual wallrocketDiplotaxis tenuifolia (L.) DC. perennial wallrocketDithyrea californica Harvey California shieldpod

Dithyrea maritima (A. Davids.) A. Davids. beach shieldpodDraba albertina Greene slender whitlowgrassDraba asterophora Payson Lake Tahoe whitlowgrassDraba asterophora var. asterophora Payson Lake Tahoe whitlowgrassDraba asterophora var. macrocarpa C.L. Hitchc. Lake Tahoe whitlowgrassDraba aureola S. Wats. Mt. Lassen whitlowgrassDraba breweri S. Wats. cushion whitlowgrassDraba breweri var. cana (Rydb.) RollinsDraba carnosula O.E. Schulz Mt. Eddy whitlowgrassDraba corrugata S. Wats. Southern California whitlowgrassDraba corrugata var. corrugata S. Wats. Southern California whitlowgrassDraba corrugata var. saxosa (A. Davids.) Munz & Johnston Southern California whitlowgrassDraba crassifolia Graham snowbed whitlowgrassDraba crassifolia var. crassifolia Graham snowbed whitlowgrassDraba cruciata Payson Mineral King whitlowgrassDraba cruciata var. cruciata Payson Mineral King whitlowgrassDraba cuneifolia Nutt. ex Torr. & Gray wedgeleaf whitlowgrassDraba cuneifolia var. cuneifolia Nutt. ex Torr. & Gray wedgeleaf whitlowgrassDraba cuneifolia var. integrifolia S. Wats. wedgeleaf whitlowgrassDraba cuneifolia var. sonorae (Greene) Parish Sonora whitlowgrassDraba densifolia Nutt. denseleaf whitlowgrassDraba fladnizensis Wulfen Austrian whitlowgrassDraba howellii S. Wats. rosette whitlowgrass


Draba incrassata (Rollins) Rollins & Price whitlowgrassDraba lemmonii S. Wats. granite whitlowgrassDraba lemmonii var. lemmonii S. Wats. Lemmon's whitlowgrassDraba lonchocarpa Rydb. lancepod whitlowgrassDraba lonchocarpa var. lonchocarpa Rydb. lancepod whitlowgrassDraba nemorosa L. woodland whitlowgrassDraba nemorosa var. nemorosa L. woodland whitlowgrassDraba oligosperma Hook. fewseed whitlowgrassDraba paysonii J.F. Macbr. Payson's whitlowgrassDraba paysonii var. treleasii (O.E. Schulz) C.L. Hitchc. Trelease's whitlowgrassDraba platycarpa Torr. & Gray broadpod whitlowgrassDraba praealta Greene tall whitlowgrassDraba pterosperma Payson wingedseed whitlowgrassDraba reptans (Lam.) Fern. Carolina whitlowgrassDraba sharsmithii Rollins & Price Sharsmith's drabaDraba sierrae C.W. Sharsmith Sierran whitlowgrassDraba verna L. spring whitlowgrassEruca vesicaria (L.) Cav. rocketsaladEruca vesicaria ssp. sativa (P. Mill.) Thellung rocketsaladErucastrum gallicum (Willd.) O.E. Schulz common dogmustardErysimum ammophilum Heller coastal wallflowerErysimum capitatum (Dougl. ex Hook.) Greene sanddune wallflowerErysimum capitatum var. angustatum (Greene) G. Rossb.

sanddune wallflowerErysimum capitatum var. argillosum (Greene) R.J. Davis sanddune wallflowerErysimum capitatum var. bealianum (Jepson) G. Rossb. sanddune wallflowerErysimum capitatum var. capitatum (Dougl. ex Hook.) Greene sanddune wallflowerErysimum capitatum var. lompocense (G. Rossb.) Kartesz, comb. nov. ined.Erysimum capitatum var. perenne (S. Wats. ex Coville) R.J. Davis sanddune wallflowerErysimum cheiranthoides L. wormseed wallflowerErysimum cheiri (L.) Crantz Aegean wallflowerErysimum franciscanum G. Rossb. San Francisco wallflowerErysimum franciscanum var. franciscanum G. Rossb. San Francisco wallflowerErysimum insulare Greene island wallflowerErysimum insulare ssp. suffrutescens (Abrams) PriceErysimum menziesii (Hook.) Wettst. Menzies' wallflowerErysimum menziesii ssp. concinnum (Eastw.) PriceErysimum repandum L. spreading wallflowerErysimum suffrutescens var. suffrutescens (Abrams) G. Rossb. shrubby wallflowerErysimum teretifolium Eastw. Santa Cruz Island wallflowerEuclidium syriacum (L.) Ait. f. Syrian mustardGuillenia flavescens (Hook.) GreeneGuillenia lasiophylla (Hook. & Arn.) GreeneGuillenia lemmonii (S. Wats.) R. BuckHalimolobos diffusa (Gray) O.E. Schulz spreading fissurewortHalimolobos jaegeri (Munz) RollinsHalimolobos virgata (Nutt.) O.E. Schulz rod halimolobosHesperis matronalis L. dames rocketHeterodraba unilateralis (M.E. Jones) Greene ladiestongue mustard


Hirschfeldia incana (L.) Lagreze-Fossat shortpod mustardHutchinsia procumbens (L.) Desv. prostrate hutchinsiaIberis umbellata L. globe candytuftIdahoa scapigera (Hook.) A. Nels. & J.F. Macbr. oldstem idahoaIonopsidium acaule (Desf.) Reichenb. false diamondflowerIsatis tinctoria L. Dyer's woadLepidium bourgeauanum Thellung Bourgeau's pepperweedLepidium campestre (L.) Ait. f. field pepperweedLepidium densiflorum Schrad. common pepperweedLepidium densiflorum var. densiflorum Schrad. common pepperweedLepidium densiflorum var. macrocarpum Mulligan bigseed pepperweedLepidium densiflorum var. pubecarpum (A. Nels.) Thellung babyseed pepperweedLepidium densiflorum var. ramosum (A. Nels.) Thellung miner's pepperweedLepidium dictyotum Gray net pepperweedLepidium dictyotum var. acutidens Gray alkali pepperwortLepidium dictyotum var. dictyotum Gray alkali pepperweedLepidium flavum Torr. yellow pepperweedLepidium flavum var. felipense C.L. Hitchc. yellow pepperweedLepidium flavum var. flavum Torr. yellow pepperweedLepidium fremontii S. Wats. desert pepperweedLepidium jaredii Brandeg. Jared's pepperweedLepidium lasiocarpum Nutt. shaggyfruit pepperweedLepidium lasiocarpum var. lasiocarpum Nutt.

hairypod pepperweedLepidium latifolium L. broadleaved pepperweedLepidium latipes Hook. San Diego pepperweedLepidium montanum Nutt. mountain pepperweedLepidium montanum var. canescens (Thellung) C.L. Hitchc. mountain pepperweedLepidium montanum var. jonesii (Rydb.) C.L. Hitchc. Jones' pepperweedLepidium montanum var. montanum Nutt. mountain pepperweedLepidium nitidum Nutt. shining pepperweedLepidium nitidum var. howellii C.L. Hitchc. Howell's pepperweedLepidium nitidum var. nitidum Nutt. shining pepperweedLepidium nitidum var. oreganum (T.J. Howell ex Greene) C.L. Hitchc. shining pepperweedLepidium oblongum Small veiny pepperweedLepidium oxycarpum Torr. & Gray forked pepperweedLepidium perfoliatum L. clasping pepperweedLepidium pinnatifidum Ledeb. featherleaf pepperweedLepidium ramosissimum A. Nels. manybranched pepperweedLepidium sativum L. gardencress pepperweedLepidium strictum (S. Wats.) Rattan upright pepperweedLepidium thurberi Woot. Thurber's pepperweedLepidium virginicum L. Virginia pepperweedLepidium virginicum var. medium (Greene) C.L. Hitchc. medium pepperweedLepidium virginicum var. pubescens (Greene) Thellung hairy pepperweedLepidium virginicum var. robinsonii (Thellung) C.L. Hitchc. Robinson's pepperweed


Lepidium virginicum var. virginicum L. Virginia pepperweedLesquerella cordiformis (Rollins) Rollins & Shaw Wassuk Range bladderpodLesquerella gordonii (Gray) S. Wats. Gordon's bladderpodLesquerella kingii S. Wats. King bladderpodLesquerella kingii ssp. bernardina (Munz) Munz Wallowa bladderpodLesquerella kingii ssp. kingii S. Wats. King bladderpodLesquerella kingii ssp. kingii var. kingii S. Wats. King bladderpodLesquerella kingii ssp. latifolia (A. Nels.) Rollins & Shaw Wallowa bladderpodLesquerella occidentalis S. Wats. western bladderpodLesquerella occidentalis ssp. occidentalis S. Wats. western bladderpodLesquerella wardii S. Wats. Ward's bladderpodLobularia maritima (L.) Desv. seaside lobulariaLunaria annua L. annual honestyLyrocarpa Hook. & Harvey ex Harvey lyrepodLyrocarpa coulteri Hook. & Harvey ex Harvey Coulter's lyrepodLyrocarpa coulteri var. palmeri (S. Wats.) Rollins Palmer's lyrepodMalcolmia africana (L.) Ait. f. African mustardMatthiola incana (L.) Ait. f. tenweeks stockMatthiola longipetala (Vent.) DC. night scented stockNasturtium armoracia (L.) Fries = Armoracia rusticanaPhoenicaulis cheiranthoides Nutt. wallflower phoenicaulisPhysaria chambersii Rollins Chambers' twinpodPhysaria newberryi Gray

Newberry's twinpodPhysaria newberryi var. newberryi Gray Newberry's twinpodPolyctenium fremontii (S. Wats.) Greene Fremont's polycteniumPolyctenium fremontii var. fremontii (S. Wats.) Greene Fremont's combleafRaphanus raphanistrum L. wild radishRaphanus sativus L. wild radishRapistrum rugosum (L.) All. annual bastardcabbageRorippa austriaca (Crantz) Bess. Austrian yellowcressRorippa columbiae (Suksdorf ex B.L. Robins.) Suksdorf ex T.J. Howell Columbian yellowcressRorippa curvipes Greene bluntleaf yellowcressRorippa curvipes var. curvipes Greene bluntleaf yellowcressRorippa curvipes var. truncata (Jepson) RollinsRorippa curvisiliqua (Hook.) Bess. ex Britt. curvepod yellowcressRorippa curvisiliqua var. curvisiliqua (Hook.) Bess. ex Britt. curvepod yellowcressRorippa curvisiliqua var. occidentalis (Greene) R. Stuckey western yellowcressRorippa curvisiliqua var. orientalis R. Stuckey oriental yellowcressRorippa curvisiliqua var. procumbens R. Stuckey curvepod yellowcressRorippa gambelii (S. Wats.) Rollins & Al-Shehbaz Gambel's yellowcressRorippa microphylla (Boenn. ex Reichenb.) Hyl. ex A.& D. Love onerow yellowcressRorippa nasturtium-aquaticum (L.) Hayek watercressRorippa palustris (L.) Bess. bog yellowcressRorippa palustris ssp. fernaldiana (Butters & Abbe) Jonsell Fernald's yellowcressRorippa palustris ssp. hispida (Desv.) Jonsell hispid yellowcressRorippa palustris ssp. occidentalis (S. Wats.) Abrams


western bog yellowcressRorippa sinuata (Nutt.) A.S. Hitchc. spreading yellowcressRorippa sphaerocarpa (Gray) Britt. roundfruit yellowcressRorippa subumbellata Rollins Lake Tahoe yellowcressRorippa tenerrima Greene Modoc yellowcressRorippa teres (Michx.) R. Stuckey southern marsh yellowcressSibara deserti (M.E. Jones) Rollins desert winged rockcressSibara filifolia (Greene) Greene Santa Cruz Island winged rockcressSibara rosulata Rollins California winged rockcressSibara virginica (L.) Rollins Virginia winged rockcressSinapis alba L. white mustardSinapis arvensis L. charlock mustardSinapis nigra L. = Brassica nigraSisymbrium altissimum L. tall tumblemustardSisymbrium irio L. LondonrocketSisymbrium officinale (L.) Scop. hedgemustardSisymbrium orientale L. Indian hedgemustardSmelowskia ovalis M.E. Jones alpine false candytuftSmelowskia ovalis var. congesta Rollins alpine false candytuftStanfordia californica S. Wats. St. Francis cabbageStanleya elata M.E. Jones Panamint princesplumeStanleya pinnata (Pursh) Britt. desert princesplumeStanleya pinnata var. inyoensis (Munz & Roos) Reveal Inyo princesplume

Stanleya pinnata var. pinnata (Pursh) Britt. pinnate princesplumeStanleya viridiflora Nutt. green princesplumeStreptanthella longirostris (S. Wats.) Rydb. longbeak streptanthellaStreptanthus albidus Greene Metcalf Canyon jewelflowerStreptanthus albidus ssp. albidus Greene Metcalf Canyon jewelflowerStreptanthus albidus ssp. peramoenus (Greene) Kruckeberg Metcalf Canyon jewelflowerStreptanthus barbatus S. Wats. Pacific jewelflowerStreptanthus barbiger Greene bearded jewelflowerStreptanthus batrachopus J.L. Morrison Mt. Tamalpais jewelflowerStreptanthus bernardinus (Greene) Parish Laguna Mountain jewelflowerStreptanthus brachiatus F.W. Hoffmann Socrates Mine jewelflowerStreptanthus brachiatus ssp. brachiatus F.W. Hoffmann Socrates Mine jewelflowerStreptanthus brachiatus ssp. hoffmanii Dolan & LaPre Hoffman's jewelflowerStreptanthus breweri Gray Brewer's jewelflowerStreptanthus breweri var. breweri Gray Brewer's jewelflowerStreptanthus callistus J.L. Morrison Mt. Hamilton jewelflowerStreptanthus campestris S. Wats. southern jewelflowerStreptanthus cordatus Nutt. heartleaf twistflowerStreptanthus cordatus var. cordatus Nutt. heartleaf twistflowerStreptanthus cordatus var. piutensis J.T. Howell Piute jewelflowerStreptanthus diversifolius S. Wats. variableleaf jewelflowerStreptanthus drepanoides Kruckeberg & Morrison serpentine jewelflowerStreptanthus farnsworthianus J.T. Howell


Evalyn's jewelflowerStreptanthus fenestratus (Greene) J.T. Howell Tehipite Valley jewelflowerStreptanthus glandulosus Hook. bristly jewelflowerStreptanthus glandulosus ssp. glandulosus Hook. bristly jewelflowerStreptanthus glandulosus ssp. pulchellus (Greene) Kruckeberg bristly jewelflowerStreptanthus glandulosus ssp. secundus (Greene) Kruckeberg bristly jewelflowerStreptanthus glandulosus ssp. secundus var. hoffmanii Kruckeberg bristly jewelflowerStreptanthus glandulosus ssp. secundus var. secundus (Greene) Kruckeberg bristly jewelflowerStreptanthus glandulosus ssp. secundus var. sonomensis Kruckeberg Sonoma jewelflowerStreptanthus gracilis Eastw. alpine jewelflowerStreptanthus hesperidis Jepson Brewer's jewelflowerStreptanthus hispidus Gray Mt. Diablo jewelflowerStreptanthus howellii S. Wats. Howell's jewelflowerStreptanthus insignis Jepson plumed jewelflowerStreptanthus insignis ssp. insignis Jepson plumed jewelflowerStreptanthus insignis ssp. lyonii Kruckeberg & Morrison Lyon's jewelflowerStreptanthus morrisonii F.W. Hoffmann Morrison's jewelflowerStreptanthus morrisonii ssp. morrisonii F.W. Hoffmann Morrison's jewelflowerStreptanthus niger Greene Tiburon jewelflowerStreptanthus oliganthus Rollins Masonic Mountain jewelflowerStreptanthus polygaloides Gray milkwort jewelflowerStreptanthus tortuosus Kellogg shieldplantStreptanthus tortuosus var. flavescens Jepson

shieldplantStreptanthus tortuosus var. optatus Jepson shieldplantStreptanthus tortuosus var. orbiculatus (Greene) Hall shieldplantStreptanthus tortuosus var. pallidus Jepson shieldplantStreptanthus tortuosus var. suffrutescens (Greene) Jepson shieldplantStreptanthus tortuosus var. tortuosus Kellogg shieldplantSubularia aquatica L. waterawlwortSubularia aquatica var. americana (Mulligan & Calder) Boivin American waterawlwortTeesdalia coronopifolia (Bergeret) Thellung lesser shepherdscressThelypodium brachycarpum Torr. shortpod thelypodyThelypodium crispum Greene ex Payson crisped thelypodyThelypodium flexuosum B.L. Robins. nodding thelypodyThelypodium howellii S. Wats. Howell's thelypodyThelypodium integrifolium (Nutt.) Endl. ex Walp. entireleaved thelypodyThelypodium integrifolium ssp. affine (Greene) Al-Shehbaz entireleaved thelypodyThelypodium integrifolium ssp. complanatum Al-Shehbaz entireleaved thelypodyThelypodium laciniatum (Hook.) Endl. ex Walp. cutleaf thelypodyThelypodium milleflorum A. Nels. manyflower thelypodyThelypodium stenopetalum S. Wats. slenderpetal thelypodyThlaspi arvense L. field pennycressThlaspi californicum S. Wats.Thlaspi montanum L. alpine pennycressThlaspi montanum var. montanum L. alpine pennycressThysanocarpus curvipes Hook.


sand fringepodThysanocarpus laciniatus Nutt. Santa Cruz Island fringepodThysanocarpus radians Benth. ribbed fringepodTropidocarpum capparideum Greene alkali podTropidocarpum gracile Hook. dobiepod

CUCURBITACEAEBrandegea bigelovii (S. Wats.) Cogn. desert starvineBryonia cretica L. Cretan bryonyBryonia cretica ssp. dioica (Jacq.) Tutin Cretan bryonyBryonia dioica Jacq. = Bryonia cretica ssp. dioicaCitrullus lanatus (Thunb.) Matsumura & Nakai watermelonCitrullus lanatus var. citroides (Bailey) Mansf. watermelonCitrullus lanatus var. lanatus (Thunb.) Matsumura & Nakai watermelonCucumis melo L. cantaloupeCucumis myriocarpus E. Mey. ex Naud. gooseberry gourdCucurbita digitata Gray fingerleaf gourdCucurbita foetidissima Kunth Missouri gourdCucurbita palmata S. Wats. coyote gourdCucurbita pepo L. field pumpkinMarah fabaceus (Naud.) Naud. ex Greene California manrootMarah fabaceus var. agrestis (Greene) Stocking California manrootMarah fabaceus var. fabaceus (Naud.) Naud. ex Greene California manrootMarah horridus (Congd.) S.T. Dunn

Sierran manrootMarah macrocarpus (Greene) Greene Cucamonga manrootMarah macrocarpus var. macrocarpus (Greene) Greene Cucamonga manrootMarah macrocarpus var. major (S.T. Dunn) Stocking Cucamonga manrootMarah macrocarpus var. micranthus Stocking Cucamonga manrootMarah oreganus (Torr. ex S. Wats.) T.J. Howell coastal manrootMarah watsonii (Cogn.) Greene taw manroot

CUPRESSACEAECalocedrus decurrens (Torr.) Florin incense cedarChamaecyparis lawsoniana (A. Murr.) Parl. Port Orford cedarChamaecyparis nootkatensis (D. Don) Spach Alaska cedarCupressus abramsiana C.B. Wolf Santa Cruz Island cypressCupressus arizonica Greene Arizona cypressCupressus arizonica ssp. nevadensis (Abrams) E. MurrayCupressus arizonica ssp. stephensonii (C.B. Wolf) BeauchampCupressus bakeri Jepson Modoc cypressCupressus bakeri ssp. bakeri Jepson Baker's cypressCupressus forbesii Jepson tecate cypressCupressus goveniana Gord. Gowen cypressCupressus goveniana ssp. pygmaea (Lemmon) Bartel pygmy cypressCupressus macnabiana A. Murr. MacNab's cypressCupressus macrocarpa Hartw. ex Gord. Monterey cypressCupressus sargentii Jepson Sargent's cypressJuniperus californica Carr.


California juniperJuniperus communis L. common juniperJuniperus communis var. montana Ait. common juniperJuniperus occidentalis Hook. western juniperJuniperus occidentalis var. australis (Vasek) A.& N. Holmgren western juniperJuniperus occidentalis var. occidentalis Hook. western juniperJuniperus osteosperma (Torr.) Little Utah juniperLibocedrus decurrens Torr. = Calocedrus decurrensThuja plicata Donn ex D. Don western redcedar

CYMODOCEACEAEHalodule beaudettei (den Hartog) den Hartog shoalweed

DATISCACEAEDatisca glomerata (K. Presl) Baill. Durango root

DENNSTAEDTIACEAEPteridium aquilinum (L.) Kuhn western brackenfernPteridium aquilinum var. pubescens Underwood hairy brackenfern

DIPSACACEAEDipsacus fullonum L. Fuller's teaselDipsacus sativus (L.) Honckeny Indian teaselScabiosa atropurpurea L. mourningbrideScabiosa stellata L. starflower pincushions

DROSERACEAEDrosera anglica Huds. English sundewDrosera rotundifolia L. roundleaf sundew

DRYOPTERIDACEAEAthyrium americanum (Butters) Maxon alpine ladyfernAthyrium filix-femina (L.) Roth common ladyfernAthyrium filix-femina ssp. cyclosorum (Rupr.) C. Christens. subarctic ladyfernCyrtomium falcatum (L. f.) K. Presl Japanese netvein hollyfernCystopteris fragilis (L.) Bernh. brittle bladderfernCystopteris tenuis (Michx.) Desv. upland brittle bladderfernDryopteris arguta (Kaulfuss) Watt coastal woodfernDryopteris carthusiana (Vill.) H.P. Fuchs spinulose woodfernDryopteris expansa (K. Presl) Fraser-Jenkins & Jermy spreading woodfernDryopteris filix-mas (L.) Schott male fernPolystichum californicum (D.C. Eat.) Diels California swordfernPolystichum dudleyi Maxon Dudley's swordfernPolystichum imbricans (D.C. Eat.) D.H. Wagner narrowleaf swordfernPolystichum imbricans ssp. curtum (Ewan) D.H. Wagner narrowleaf swordfernPolystichum imbricans ssp. imbricans (D.C. Eat.) D.H. Wagner narrowleaf swordfernPolystichum kruckebergii W.H. Wagner Kruckeberg's hollyfernPolystichum lemmonii Underwood Lemmon's hollyfernPolystichum lonchitis (L.) Roth northern hollyfernPolystichum munitum (Kaulfuss) K. Presl


western swordfernPolystichum scopulinum (D.C. Eat.) Maxon mountain hollyfernWoodsia oregana D.C. Eat. Oregon woodsiaWoodsia oregana ssp. oregana D.C. Eat. Oregon cliff fernWoodsia plummerae Lemmon Plummer's cliff fernWoodsia scopulina D.C. Eat. Rocky Mountain woodsia

ELAEAGNACEAEElaeagnus angustifolia L. Russian oliveShepherdia argentea (Pursh) Nutt. silver buffaloberry

ELATINACEAEBergia texana (Hook.) Seub. ex Walp. Texas bergiaElatine ambigua Wight Asian waterwortElatine americana (Pursh) Arn. American waterwortElatine brachysperma Gray shortseed waterwortElatine californica Gray California waterwortElatine chilensis Gray Chilean waterwortElatine heterandra Mason mosquito waterwortElatine rubella Rydb. southwestern waterwortElatine triandra Schkuhr threestamen waterwort

EMPETRACEAEEmpetrum nigrum L. black crowberryEmpetrum nigrum ssp. hermaphroditum (Lange ex Hagerup) Bocher black crowberry

EPHEDRACEAEEphedra aspera Engelm. ex S. Wats.Ephedra californica S. Wats. California jointfirEphedra californica var. californica S. Wats. California jointfirEphedra fasciculata A. Nels. Arizona jointfirEphedra fasciculata var. fasciculata A. Nels. Arizona jointfirEphedra funerea Coville & MortonEphedra nevadensis S. Wats. Nevada jointfirEphedra nevadensis var. nevadensis S. Wats. Nevada jointfirEphedra trifurca Torr. ex S. Wats. longleaf jointfirEphedra viridis Coville mormon teaEphedra viridis var. viridis Coville mormon tea

EQUISETACEAEEquisetum X ferrissii Clute (pro sp.) Ferriss' horsetailEquisetum arvense L. field horsetailEquisetum hyemale L. scouringrush horsetailEquisetum hyemale var. affine (Engelm.) A.A. Eat. scouringrush horsetailEquisetum laevigatum A. Braun smooth horsetailEquisetum palustre L. marsh horsetailEquisetum telmateia Ehrh. giant horsetailEquisetum telmateia var. braunii (Milde) Milde giant horsetail

ERICACEAEArbutus menziesii Pursh


Pacific madroneArctostaphylos X benitoensis J.B. Roof (pro sp.) Benito manzanitaArctostaphylos X campbelliae Eastw. (pro sp.) Campbell manzanitaArctostaphylos X cinerea T.J. Howell (pro sp.) Del Norte manzanitaArctostaphylos X helleri Eastw. (pro sp.) Heller's manzanitaArctostaphylos X jepsonii Eastw. (pro sp.) Jepson's manzanitaArctostaphylos X laxiflora Heller (pro sp.) lazyflower manzanitaArctostaphylos X pacifica J.B. Roof (pro sp.) Pacific manzanitaArctostaphylos X parvifolia T.J. Howell (pro sp.) gravel manzanitaArctostaphylos X repens (J.T. Howell) P.V. Wells PMC manzanitaArctostaphylos andersonii Gray heartleaf manzanitaArctostaphylos auriculata Eastw. Mount Diablo manzanitaArctostaphylos bakeri Eastw. Baker's manzanitaArctostaphylos bakeri ssp. bakeri Eastw. Baker's manzanitaArctostaphylos bakeri ssp. sublaevis P.V. Wells Baker's manzanitaArctostaphylos canescens Eastw. hoary manzanitaArctostaphylos canescens ssp. canescens Eastw. hoary manzanitaArctostaphylos canescens ssp. sonomensis (Eastw.) P.V. Wells Sonoma manzanitaArctostaphylos catalinae P.V. Wells Santa Catalina Island manzanitaArctostaphylos columbiana Piper hairy manzanitaArctostaphylos columbiana ssp. columbiana Piper hairy manzanitaArctostaphylos confertiflora Eastw. Santa Rosa Island manzanitaArctostaphylos cruzensis J.B. Roof Arroyo de la Cruz manzanita

Arctostaphylos densiflora M.S. Baker Vine Hill manzanitaArctostaphylos edmundsii J.T. Howell Little Sur manzanitaArctostaphylos glandulosa Eastw. Eastwood's manzanitaArctostaphylos glandulosa ssp. adamsii (Munz) Munz Adams' manzanitaArctostaphylos glandulosa ssp. crassifolia (Jepson) P.V. Wells Eastwood's manzanitaArctostaphylos glandulosa ssp. glandulosa Eastw. black manzanitaArctostaphylos glandulosa ssp. glaucomollis P.V. Wells Eastwood's manzanitaArctostaphylos glandulosa ssp. mollis (J.E. Adams) P.V. Wells Eastwood's manzanitaArctostaphylos glandulosa ssp. zacaensis (Eastw.) P.V. Wells Zaca's manzanitaArctostaphylos glauca Lindl. bigberry manzanitaArctostaphylos glutinosa Schreib. Schreiber's manzanitaArctostaphylos hispidula T.J. Howell Gasquet manzanitaArctostaphylos hookeri G. Don Hooker's manzanitaArctostaphylos hookeri ssp. franciscana (Eastw.) Munz Hooker's manzanitaArctostaphylos hookeri ssp. hearstiorum (Hoover & J.B. Roof) P.V. Wells Hearst's manzanitaArctostaphylos hookeri ssp. hookeri G. Don Hooker's manzanitaArctostaphylos hooveri P.V. Wells Hoover's manzanitaArctostaphylos imbricata Eastw. San Bruno Mountain manzanitaArctostaphylos imbricata ssp. imbricata Eastw. San Bruno Mountain manzanitaArctostaphylos insularis Greene ex Parry island manzanitaArctostaphylos klamathensis S.W. Edwards, Keeler-Wolf & W. Knight Klamath manzanitaArctostaphylos luciana P.V. Wells Santa Lucia manzanitaArctostaphylos malloryi (W. Knight & Gankin) P.V. Wells


Arctostaphylos manzanita Parry whiteleaf manzanitaArctostaphylos manzanita ssp. elegans (Eastw.) P.V. Wells Konocti manzanitaArctostaphylos manzanita ssp. glaucescens P.V. Wells whiteleaf manzanitaArctostaphylos manzanita ssp. laevigata (Eastw.) Munz big manzanitaArctostaphylos manzanita ssp. manzanita Parry whiteleaf manzanitaArctostaphylos manzanita ssp. roofii (Gankin) P.V. Wells Roof's manzanitaArctostaphylos manzanita ssp. wieslanderi P.V. Wells Wieslander's manzanitaArctostaphylos mendocinoensis P.V. Wells Mendocino manzanitaArctostaphylos mewukka Merriam Indian manzanitaArctostaphylos mewukka ssp. truei (W. Knight) P.V. WellsArctostaphylos montaraensis J.B. RoofArctostaphylos montereyensis Hoover Monterey manzanitaArctostaphylos morroensis Wies. & Schreib. Morro manzanitaArctostaphylos myrtifolia Parry Ione manzanitaArctostaphylos nevadensis Gray pinemat manzanitaArctostaphylos nevadensis ssp. knightii (Gankin) P.V. Wells Knight's manzanitaArctostaphylos nevadensis ssp. nevadensis Gray pinemat manzanitaArctostaphylos nisseniana Merriam Eldorado manzanitaArctostaphylos nummularia Gray glossyleaf manzanitaArctostaphylos obispoensis Eastw. serpentine manzanitaArctostaphylos otayensis Wies. & Schreib. Otay manzanitaArctostaphylos pajaroensis (J.E. Adams ex McMinn) J.E. Adams Pajaro manzanitaArctostaphylos pallida Eastw. Alameda manzanitaArctostaphylos parryana Lemmon

Parry manzanitaArctostaphylos patula Greene greenleaf manzanitaArctostaphylos pechoensis (Dudley ex Abrams) Dudley ex Munz Pecho manzanitaArctostaphylos peninsularis P.V. Wells peninsular manzanitaArctostaphylos pilosula Jepson & Wies. ex Jepson La Panza manzanitaArctostaphylos pilosula ssp. pilosula Jepson & Wies. ex Jepson La Panza manzanitaArctostaphylos pringlei Parry Pringle manzanitaArctostaphylos pringlei ssp. drupacea (Parry) P.V. Wells pinkbracted manzanitaArctostaphylos pringlei ssp. pringlei Parry Pringle manzanitaArctostaphylos pumila Nutt. sandmat manzanitaArctostaphylos pungens Kunth pointleaf manzanitaArctostaphylos pungens var. montana (Eastw.) MunzArctostaphylos pungens var. ravenii (P.V. Wells) J.B. RoofArctostaphylos purissima P.V. Wells fly manzanitaArctostaphylos refugioensis Gankin refugio manzanitaArctostaphylos regismontana Eastw. heartleaf manzanitaArctostaphylos rudis Jepson & Wies. ex Jepson shagbark manzanitaArctostaphylos silvicola Jepson & Wies. ex Jepson silverleaf manzanitaArctostaphylos stanfordiana Parry Stanford's manzanitaArctostaphylos stanfordiana ssp. raichei W. Knight Stanford's manzanitaArctostaphylos stanfordiana ssp. stanfordiana Parry Stanford's manzanitaArctostaphylos tomentosa (Pursh) Lindl. woollyleaf manzanitaArctostaphylos tomentosa ssp. bracteosa (DC.) J.E. Adams hairy manzanitaArctostaphylos tomentosa ssp. crinita (J.E. Adams ex McMinn) Gankin hairy manzanita


Arctostaphylos tomentosa ssp. crustacea (Eastw.) P.V. Wells brittleleaf manzanitaArctostaphylos tomentosa ssp. eastwoodiana P.V. Wells Eastwood manzanitaArctostaphylos tomentosa ssp. insulicola P.V. Wells hairy manzanitaArctostaphylos tomentosa ssp. rosei (Eastw.) P.V. Wells rosy manzanitaArctostaphylos tomentosa ssp. subcordata (Eastw.) P.V. Wells Santa Cruz Island manzanitaArctostaphylos tomentosa ssp. tomentosa (Pursh) Lindl. woollyleaf manzanitaArctostaphylos uva-ursi (L.) Spreng. kinnikinnickArctostaphylos virgata Eastw. Bolinas manzanitaArctostaphylos viridissima (Eastw.) McMinn whitehair manzanitaArctostaphylos viscida Parry sticky whiteleaf manzanitaArctostaphylos viscida ssp. mariposa (Dudley) P.V. Wells Mariposa manzanitaArctostaphylos viscida ssp. pulchella (T.J. Howell) P.V. Wells whiteleaf manzanitaArctostaphylos viscida ssp. viscida Parry sticky whiteleaf manzanitaArctostaphylos wellsii Knight Wells' manzanitaCassiope mertensiana (Bong.) D. Don western moss heatherChimaphila Pursh prince's pineChimaphila menziesii (R. Br. ex D. Don) Spreng. little prince's pineChimaphila umbellata (L.) W. Bart. pipsissewaChimaphila umbellata ssp. occidentalis (Rydb.) Hulten pipsissewaComarostaphylis diversifolia (Parry) Greene summer hollyComarostaphylis diversifolia ssp. diversifolia (Parry) Greene summer hollyComarostaphylis diversifolia ssp. planifolia (Jepson) G. Wallace ex Thorne summer holly

Erica lusitanica K. Rudolphi Spanish heathGaultheria humifusa (Graham) Rydb. alpine spicywintergreenGaultheria ovatifolia Gray western teaberryGaultheria shallon Pursh salalKalmia microphylla (Hook.) Heller alpine laurelKalmia polifolia Wangenh. bog laurelKalmia polifolia ssp. microphylla (Hook.) Calder & Taylor = Kalmia microphyllaLedum X columbianum Piper (pro sp.) coast LabradorteaLedum glandulosum Nutt. Western LabradorteaLeucothoe davisiae Torr. ex Gray Sierra laurelMenziesia ferruginea Sm. rusty menziesiaMoneses uniflora (L.) Gray single delightMoneses uniflora ssp. reticulata (Nutt.) Calder & Taylor single delightOrnithostaphylos oppositifolia (Parry) Small Baja birdbushOrthilia secunda (L.) House sidebells wintergreenPhyllodoce breweri (Gray) Heller purple mountainheathPhyllodoce empetriformis (Sm.) D. Don pink mountainheathPyrola asarifolia Michx. liverleaf wintergreenPyrola asarifolia ssp. asarifolia Michx. liverleaf wintergreenPyrola asarifolia ssp. bracteata (Hook.) Haber pink wintergreenPyrola chlorantha Sw. greenflowered wintergreenPyrola minor L. snowline wintergreenPyrola picta Sm.


whiteveined wintergreenPyrola secunda L. = Orthilia secundaRhododendron macrophyllum D. Don ex G. Don Pacific rhododendronRhododendron occidentale (Torr. & Gray ex Torr.) Gray western azaleaRhododendron occidentale var. occidentale (Torr. & Gray ex Torr.) Gray western azaleaRhododendron occidentale var. paludosum Jepson western azaleaRhododendron occidentale var. sonomense (Greene) Rehd. Sonoma azaleaVaccinium cespitosum Michx. dwarf blueberryVaccinium cespitosum var. cespitosum Michx. tall bilberryVaccinium cespitosum var. paludicola (Camp) Hulten dwarf blueberryVaccinium macrocarpon Ait. cranberryVaccinium membranaceum Dougl. ex Torr. blue huckleberryVaccinium ovatum Pursh evergreen huckleberryVaccinium ovatum var. ovatum Pursh evergreen huckleberryVaccinium ovatum var. saporosum Jepson evergreen huckleberryVaccinium parvifolium Sm. red huckleberryVaccinium scoparium Leib. ex Coville grouse whortleberryVaccinium uliginosum L. bog blueberryXylococcus bicolor Nutt. mission manzanita

ERIOCAULACEAEEriocaulon cinereum R. Br. ashy pipewortEriocaulon microcephalum Kunth smallhead pipewort

EUPHORBIACEAEAcalypha californica Benth. California copperleafAcalypha pringlei S. Wats. = Acalypha californicaArgythamnia adenophora Gray glandular silverbushArgythamnia californica Brandeg. California silverbushArgythamnia lanceolata (Benth.) Muell.-Arg. narrowleaf silverbushArgythamnia neomexicana Muell.-Arg. New Mexico silverbushArgythamnia serrata (Torr.) Muell.-Arg. Yuma silverbushBernardia myricifolia (Scheele) S. Wats. mouse's eyeChamaesyce abramsiana (L.C. Wheeler) Koutnik Abrams' sandmatChamaesyce albomarginata (Torr. & Gray) Small whitemargin sandmatChamaesyce arizonica (Engelm.) Arthur Arizona sandmatChamaesyce fendleri (Torr. & Gray) Small Fendler's sandmatChamaesyce fendleri var. fendleri (Torr. & Gray) Small Fendler's sandmatChamaesyce glyptosperma (Engelm.) Small ribseed sandmatChamaesyce hooveri (L.C. Wheeler) Koutnik Hoover's sandmatChamaesyce maculata (L.) Small spotted sandmatChamaesyce melanadenia (Torr.) Millsp. squaw sandmatChamaesyce micromera (Boiss.) Woot. & Standl. Sonoran sandmatChamaesyce nutans (Lag.) Small eyebaneChamaesyce ocellata (Dur. & Hilg.) Millsp. Contura Creek sandmatChamaesyce ocellata ssp. arenicola (Parish) Thorne Contura Creek sandmat


Chamaesyce ocellata ssp. ocellata (Dur. & Hilg.) Millsp. Contura Creek sandmatChamaesyce ocellata ssp. rattanii (S. Wats.) Koutnik Rattan's sandmatChamaesyce parryi (Engelm.) Rydb. Parry's sandmatChamaesyce parishii (Greene) Millsp. ex Parish Parish's sandmatChamaesyce pediculifera (Engelm.) Rose & Standl. Carrizo Mountain sandmatChamaesyce platysperma (Engelm. ex S. Wats.) Shinners flatseed sandmatChamaesyce polycarpa (Benth.) Millsp. ex Parish smallseed sandmatChamaesyce polycarpa var. hirtella (Boiss.) Millsp. ex Parish smallseed sandmatChamaesyce polycarpa var. polycarpa (Benth.) Millsp. ex Parish smallseed sandmatChamaesyce prostrata (Ait.) Small prostrate sandmatChamaesyce revoluta (Engelm.) Small threadstem sandmatChamaesyce serpens (Kunth) Small matted sandmatChamaesyce serpyllifolia (Pers.) Small thymeleaf sandmatChamaesyce serrula (Engelm.) Woot. & Standl. sawtooth sandmatChamaesyce setiloba (Engelm. ex Torr.) Millsp. ex Parish Yuma sandmatChamaesyce serpyllifolia ssp. hirtella (Engelm. ex S. Wats.) Koutnik thymeleaf sandmatChamaesyce serpyllifolia ssp. serpyllifolia (Pers.) Small thymeleaf sandmatChamaesyce vallis-mortae Millsp. Death Valley sandmatCroton californicus Muell.-Arg. California crotonCroton californicus var. californicus Muell.-Arg. California crotonCroton californicus var. mohavensis Ferguson Mojave crotonCroton californicus var. tenuis (S. Wats.) Ferguson California crotonCroton setigerus Hook.

crotonCroton wigginsii L.C. Wheeler Wiggins' crotonDitaxis = Argythamnia Eremocarpus setigerus (Hook.) Benth. = Croton setigerusEuphorbia albomarginata Torr. & Gray = Chamaesyce albomarginataEuphorbia chamaesyce auct. non L. = Chamaesyce prostrataEuphorbia crenulata Engelm. Chinese capsEuphorbia cyparissias L. cypress spurgeEuphorbia dentata Michx. toothed spurgeEuphorbia eriantha Benth. beetle spurgeEuphorbia esula L. wolf's milkEuphorbia exigua L. dwarf spurgeEuphorbia exstipulata Engelm. squareseed spurgeEuphorbia exstipulata var. exstipulata Engelm. squareseed spurgeEuphorbia fendleri Torr. & Gray = Chamaesyce fendleriEuphorbia glyptosperma Engelm. = Chamaesyce glyptospermaEuphorbia helioscopia L. madwoman's milkEuphorbia incisa Engelm. Mojave spurgeEuphorbia lathyris L. moleplantEuphorbia maculata L. = Chamaesyce maculataEuphorbia marginata Pursh snow on the mountainEuphorbia misera Benth. cliff spurgeEuphorbia oblongata Griseb. eggleaf spurge


Euphorbia ocellata Dur. & Hilg. = Chamaesyce ocellata ssp. ocellataEuphorbia palmeri Engelm. woodland spurgeEuphorbia parishii Greene = Chamaesyce parishiiEuphorbia parryi Engelm. = Chamaesyce parryiEuphorbia pediculifera Engelm. = Chamaesyce pediculiferaEuphorbia peplus L. petty spurgeEuphorbia prostrata Ait. = Chamaesyce prostrataEuphorbia serpens Kunth = Chamaesyce serpensEuphorbia serpyllifolia Pers. = Chamaesyce serpyllifolia ssp. serpyllifoliaEuphorbia spathulata Lam. warty spurgeMercurialis annua L. annual mercuryRicinus communis L. castorbeanStillingia linearifolia S. Wats. queensrootStillingia paucidentata S. Wats. Mojave toothleafStillingia spinulosa Torr. annual toothleafTetracoccus dioicus Parry red hollybushTetracoccus fasciculatus (S. Wats.) Croizat purplebushTetracoccus hallii Brandeg.Tetracoccus ilicifolius Coville & Gilman hollybushTragia nepetifolia var. leptophylla (Torr.) Shinners = Tragia ramosaTragia nepetifolia var. ramosa (Torr.) Muell.-Arg. = Tragia ramosaTragia ramosa Torr. branched noseburn

FAGACEAECastanea dentata (Marsh.) Borkh. American chestnutCastanopsis . = Chrysolepis Chrysolepis chrysophylla (Dougl. ex Hook.) HjelmqvistChrysolepis chrysophylla var. chrysophylla (Dougl. ex Hook.) HjelmqvistChrysolepis sempervirens (Kellogg) HjelmqvistLithocarpus densiflorus (Hook. & Arn.) Rehd. tanoakLithocarpus densiflorus var. densiflorus (Hook. & Arn.) Rehd. tanoakLithocarpus densiflorus var. echinoides (R. Br.) Abrams tanoakQuercus X alvordiana Eastw. (pro sp.) Alvord's oakQuercus X eplingii C.H. Muller Epling's oakQuercus X ganderi C.B. Wolf Gander oakQuercus X grandidentata Ewan (pro sp.) largeleaf oakQuercus X howellii Tucker Howell's oakQuercus X jolonensis Sarg. Jolon's oakQuercus X kinselae (C.H. Muller) Nixon & C.H. MullerQuercus X macdonaldii Greene MacDonald's oakQuercus X moreha Kellogg (pro sp.) oracle oakQuercus X munzii Tucker Munz's oakQuercus X subconvexa Tucker oakQuercus X townei Palmer Towne's oakQuercus agrifolia Nee California live oakQuercus agrifolia var. agrifolia Nee California live oakQuercus agrifolia var. frutescens Engelm. coastal live oak


Quercus agrifolia var. oxyadenia (Torr.) J.T. Howell coastal live oakQuercus berberidifolia Liebm. scrub oakQuercus chrysolepis Liebm. canyon live oakQuercus chrysolepis var. chrysolepis Liebm. canyon live oakQuercus chrysolepis var. nana (Jepson) Jepson canyon live oakQuercus cornelius-mulleri Nixon & Steele scrub oakQuercus douglasii Hook. & Arn. blue oakQuercus dumosa Nutt. California scrub oakQuercus dumosa var. dumosa Nutt. California scrub oakQuercus dumosa var. elegantula Jepson California scrub oakQuercus dunnii Kellogg Palmer oakQuercus durata Jepson leather oakQuercus engelmannii Greene Engelmann's oakQuercus garryana Dougl. ex Hook. Oregon white oakQuercus garryana var. breweri (Engelm.) Jepson Brewer's oakQuercus garryana var. garryana Dougl. ex Hook. Oregon white oakQuercus john-tuckeri Nixon & C.H. Muller Tucker's oakQuercus kelloggii Newberry California black oakQuercus lobata Nee California white oakQuercus parvula Greene Santa Cruz Island oakQuercus sadleriana R. Br. Campst. deer oakQuercus tomentella Engelm. island live oakQuercus turbinella Greene

shrub live oakQuercus turbinella var. turbinella Greene shrub live oakQuercus vacciniifolia Kellogg huckleberry oakQuercus wislizeni A. DC. interior live oakQuercus wislizeni var. frutescens Engelm. interior live oakQuercus wislizeni var. wislizeni A. DC. interior live oak

FOUQUIERIACEAEFouquieria splendens Engelm. ocotillo

FRANKENIACEAEFrankenia grandifolia Cham. & Schlecht. = Frankenia salinaFrankenia palmeri S. Wats. Palmer's seaheathFrankenia salina (Molina) I.M. Johnston alkali seaheath

FUMARIACEAECorydalis aurea Willd. scrambledeggsCorydalis caseana Gray Sierran fumewortCorydalis caseana ssp. caseana Gray Sierran fumewortDicentra chrysantha (Hook. & Arn.) Walp. golden eardropsDicentra formosa (Haw.) Walp. Pacific bleedingheartsDicentra formosa ssp. formosa (Haw.) Walp. Pacific bleedingheartsDicentra formosa ssp. oregona (Eastw.) Munz Oregon bleedingheartsDicentra nevadensis Eastw. Sierran bleedingheartsDicentra ochroleuca Engelm. yellow bleedinghearts


Dicentra pauciflora S. Wats. shorthorn steersheadDicentra uniflora Kellogg longhorn steersheadFumaria officinalis L. drug fumitoryFumaria parviflora Lam. fineleaf fumitory

GARRYACEAEGarrya buxifolia Gray dwarf silktasselGarrya congdonii Eastw.Garrya elliptica Dougl. ex Lindl. wavyleaf silktasselGarrya flavescens S. Wats. ashy silktasselGarrya flavescens ssp. flavescens S. Wats. ashy silktasselGarrya fremontii Torr. bearbrushGarrya veatchii Kellogg canyon silktassel

GENTIANACEAEAmarella = Gentianella amarella Centaurium calycosum (Buckl.) Fern. Arizona centauryCentaurium davyi (Jepson) Abrams Davy's centauryCentaurium erythraea Rafn European centauryCentaurium exaltatum (Griseb.) W. Wight ex Piper desert centauryCentaurium muehlenbergii (Griseb.) W. Wight ex Piper Muhlenberg's centauryCentaurium namophilum Reveal, Broome & Beatley springloving centauryCentaurium trichanthum (Griseb.) B.L. Robins. alkali centauryCentaurium venustum (Gray) B.L. Robins. charming centaury

Centaurium venustum ssp. abramsii Munz = Centaurium venustumCentaurium venustum ssp. venustum (Gray) B.L. Robins. charming centauryChondrophylla aquatica auct. non (L.) W.A. Weber = Gentiana fremontiiChondrophylla fremontii (Torr.) A. Nels. = Gentiana fremontiiCicendia Adans. cicendiaCicendia exaltata Griseb. = Centaurium exaltatumCiminalis fremontii (Torr.) W.A. Weber = Gentiana fremontiiCiminalis prostrata (Haenke) A.& D. Love = Gentiana prostrataCicendia quadrangularis (Lam.) Griseb. Oregon timwortComastoma tenella (Rottb.) Toyokuni = Gentianella tenella ssp. tenellaDasystephana affinis (Griseb.) Rydb. = Gentiana affinisDasystephana interrupta (Greene) Rydb. = Gentiana affinisErythraea centaurium of authors = Centaurium erythraeaEustoma barkleyi Standl. ex Shinners = Eustoma exaltatumEustoma exaltatum (L.) Salisb. ex G. Don catchfly prairiegentianEustoma Salisb. ex G. Don prairiegentianExacum chilense Bertero = Cicendia quadrangularisExacum inflatum Hook. & Arn. = Cicendia quadrangularisFrasera albicaulis Dougl. ex Griseb. whitestem elkweedFrasera albomarginata S. Wats. desert elkweedFrasera albicaulis var. albicaulis Dougl. ex Griseb. whitestem elkweedFrasera albomarginata var. albomarginata S. Wats. desert elkweedFrasera albomarginata var. induta (Tidestrom) Card


desert elkweedFrasera albicaulis var. modocensis (St. John) N. Holmgren Modoc elkweedFrasera albicaulis var. nitida (Benth.) C.L. Hitchc. whitestem elkweedFrasera fastigiata (Pursh) Heller clustered elkweedFrasera neglecta Hall pinegreen elkweedFrasera parryi Torr. Coahuila elkweedFrasera puberulenta A. Davids. Inyo elkweedFrasera speciosa Dougl. ex Griseb. showy fraseraFrasera tubulosa Coville Kern elkweedGentiana acuta Michx. = Gentianella amarella ssp. acutaGentiana affinis Griseb. pleated gentianGentiana amarella L. auct. p.p. = Gentianella amarella ssp. acutaGentiana calycosa Griseb. Rainier pleated gentianGentiana fremontii Torr. moss gentianGentiana newberryi Gray alpine gentianGentiana newberryi var. newberryi Gray Newberry's alpine gentianGentiana newberryi var. tiogana (Heller) J. Pringle Tioga gentianGentiana plurisetosa C.T. Mason bristly gentianGentiana prostrata Haenke pygmy gentianGentiana rusbyi Greene = Gentiana affinisGentiana sceptrum Griseb. king's scepter gentianGentiana setigera Gray Mendocino gentianGentiana simplex Gray = Gentianopsis simplex

Gentianella amarella (L.) Boerner autumn dwarfgentianGentianella amarella ssp. acuta (Michx.) J. Gillett autumn dwarfgentianGentianella tenella (Rottb.) Boerner Dane's dwarfgentianGentianella tenella ssp. tenella (Rottb.) Boerner Dane's dwarfgentianGentianopsis holopetala (Gray) Iltis Sierran fringedgentianGentianopsis simplex (Gray) Iltis oneflower fringedgentianSwertia = Frasera

GERANIACEAEErodium botrys (Cav.) Bertol. longbeak stork's billErodium brachycarpum (Godr.) Thellung shortfruit stork's billErodium cicutarium (L.) L'Her. ex Ait. redstem stork's billErodium cicutarium ssp. jacquinianum (Fisch., C.A. Mey. & Ave-Lall.) Briq. redstem stork's billErodium cygnorum Nees Australian stork's billErodium macrophyllum Hook. & Arn. roundleaf stork's billErodium macrophyllum var. californicum (Greene) Jepson California stork's billErodium macrophyllum var. macrophyllum Hook. & Arn. roundleaf stork's billErodium malacoides (L.) L'Her. ex Ait. Mediterranean stork's billErodium moschatum (L.) L'Her. ex Ait. musky stork's billErodium texanum Gray Texas stork's billGeranium bicknellii Britt. Bicknell's cranesbillGeranium bicknellii var. bicknellii Britt. Bicknell's cranesbillGeranium bicknellii var. longipes (S. Wats.) Fern. northern cranesbill


Geranium californicum G.N. & F.F. Jones California cranesbillGeranium carolinianum L. Carolina geraniumGeranium carolinianum var. sphaerospermum (Fern.) Breitung Carolina geraniumGeranium dissectum L. cutleaf geraniumGeranium molle L. dovefoot geraniumGeranium oreganum T.J. Howell Oregon geraniumGeranium palmatum Cav. Canary Island geraniumGeranium potentilloides L'Her. ex DC. cinquefoil geraniumGeranium pusillum L. small geraniumGeranium pyrenaicum Burm. f. hedgerow geraniumGeranium retrorsum L'Her. ex DC. New Zealand geraniumGeranium richardsonii Fisch. & Trautv. Richardson's geraniumGeranium robertianum L. Robert geraniumGeranium solanderi Carolin Solander's geraniumGeranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. sticky geraniumGeranium viscosissimum var. nervosum (Rydb.) C.L. Hitchc. sticky purple geraniumGeranium viscosissimum var. viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. sticky purple geraniumPelargonium X domesticum Bailey (pro sp.) domestic pelargoniumPelargonium X hortorum Bailey (pro sp.) pelargoniumPelargonium capitatum (L.) L'Her. ex Ait. rose scented geraniumPelargonium graveolens L'Her. ex Ait. sweet scented geraniumPelargonium grossularioides (L.) L'Her. ex Ait. gooseberry geranium

Pelargonium inodorum Willd. scentless geraniumPelargonium inquinans (L.) L'Her. ex Ait. scarlet geraniumPelargonium peltatum (L.) L'Her. ex Ait. ivyleaf geraniumPelargonium quercifolium (L. f.) L'Her. ex Ait. pelargoniumPelargonium vitifolium (L.) L'Her. ex Ait. grapeleaf geraniumPelargonium zonale (L.) L'Her. ex Ait. horseshoe geranium

GROSSULARIACEAEEscallonia rubra (Ruiz & Pavon) Pers. redclawsEscallonia rubra var. macrantha (Hook. & Arn.) Reiche redclawsGrossularia = Ribes Ribes amarum McClatchie bitter gooseberryRibes amarum var. amarum McClatchie bitter gooseberryRibes aureum Pursh golden currantRibes aureum var. aureum Pursh golden currantRibes aureum var. gracillimum (Coville & Britt.) Jepson golden currantRibes binominatum Heller ground gooseberryRibes bracteosum Dougl. ex Hook. stink currantRibes californicum Hook. & Arn. hillside gooseberryRibes californicum var. californicum Hook. & Arn. Monterey gooseberryRibes californicum var. hesperium (McClatchie) Jepson California gooseberryRibes canthariforme Wiggins Moreno currantRibes cereum Dougl. wax currant


Ribes cereum var. cereum Dougl. wax currantRibes cereum var. pedicellare Brewer & S. Wats. whisky currantRibes cruentum Greene shinyleaf currantRibes cruentum var. cruentum Greene shinyleaf currantRibes divaricatum Dougl. spreading gooseberryRibes divaricatum var. divaricatum Dougl. coastal black gooseberryRibes divaricatum var. parishii (Heller) Jepson Parish's gooseberryRibes divaricatum var. pubiflorum Koehne coastal black gooseberryRibes hudsonianum Richards. northern black currantRibes hudsonianum var. petiolare (Dougl.) Jancz. western black currantRibes indecorum Eastw. whiteflower currantRibes inerme Rydb. whitestem gooseberryRibes inerme var. inerme Rydb. whitestem gooseberryRibes inerme var. klamathense (Coville) Jepson Klamath gooseberryRibes lacustre (Pers.) Poir. prickly currantRibes lasianthum Greene alpine gooseberryRibes laxiflorum Pursh trailing black currantRibes lobbii Gray gummy gooseberryRibes malvaceum Sm. chaparral currantRibes malvaceum var. malvaceum Sm. chaparral currantRibes malvaceum var. viridifolium Abrams chaparral currantRibes marshallii Greene Hupa gooseberryRibes menziesii Pursh

canyon gooseberryRibes menziesii var. hystrix (Eastw.) Jepson canyon gooseberryRibes menziesii var. ixoderme Quick canyon gooseberryRibes menziesii var. leptosmum (Coville) Jepson canyon gooseberryRibes menziesii var. menziesii Pursh Menzies' gooseberryRibes menziesii var. senile (Coville) Jepson canyon gooseberryRibes montigenum McClatchie gooseberry currantRibes nevadense Kellogg Sierran currantRibes nevadense var. glaucescens (Eastw.) Berger Sierran currantRibes nevadense var. nevadense Kellogg Nevada currantRibes quercetorum Greene rock gooseberryRibes roezlii Regel Sierran gooseberryRibes roezlii var. amictum (Greene) Jepson Sierran gooseberryRibes roezlii var. roezlii Regel Roezl's gooseberryRibes sanguineum Pursh redflower currantRibes sanguineum var. deductum (Greene) Jepson blood currantRibes sanguineum var. glutinosum (Benth.) Loud. blood currantRibes sanguineum var. melanocarpum (Greene) Jepson blood currantRibes sanguineum var. sanguineum Pursh redflower currantRibes sericeum Eastw. Lucia gooseberryRibes speciosum Pursh fuchsiaflower gooseberryRibes thacherianum (Jepson) MunzRibes tularense (Coville) Fedde Tulare gooseberryRibes velutinum Greene


desert gooseberryRibes velutinum var. gooddingii (M.E. Peck) C.L. Hitchc. Gooding's gooseberryRibes velutinum var. velutinum Greene desert gooseberryRibes viburnifolium Gray island gooseberryRibes victoris Greene Victor's gooseberryRibes victoris var. victoris Greene Victor's gooseberryRibes viscosissimum Pursh sticky currantRibes viscosissimum var. viscosissimum Pursh sticky currant

GUNNERACEAEGunnera tinctoria (Molina) Mirbel Chilean 'ape'ape

HALORAGACEAEGonocarpus chinensis (Lour.) Orchard Chinese raspwortHaloragis erecta (Banks ex Murr.) Oken erect seaberryMyriophyllum aquaticum (Vell.) Verdc. parrot feather watermilfoilMyriophyllum hippuroides Nutt. ex Torr. & Gray western watermilfoilMyriophyllum quitense Kunth Andean watermilfoilMyriophyllum sibiricum Komarov shortspike watermilfoilMyriophyllum verticillatum L. whorlleaf watermilfoil

HIPPOCASTANACEAEAesculus californica (Spach) Nutt. California buckeye

HIPPURIDACEAEHippuris vulgaris L. common marestail

HYDRANGEACEAECarpenteria californica Torr. tree anemoneFendlerella utahensis (S. Wats.) Heller Utah fendlerbushFendlerella utahensis var. utahensis (S. Wats.) Heller Utah fendlerbushJamesia americana Torr. & Gray cliffbushJamesia americana var. americana Torr. & Gray fivepetal cliffbushJamesia americana var. rosea J.A. Purpus ex Schneid. fivepetal cliffbushPhiladelphus argenteus Rydb. silver mockorangePhiladelphus californicus Benth. California mockorangePhiladelphus confusus Piper Piper's mockorangePhiladelphus cordifolius Lange heartleaf mockorangePhiladelphus insignis Carr. summer mockorangePhiladelphus lewisii Pursh Lewis' mockorangePhiladelphus lewisii var. ellipticus Hu Lewis' mockorangePhiladelphus lewisii var. gordonianus (Lindl.) Jepson Gordon's mockorangePhiladelphus lewisii var. helleri (Rydb.) Hu Heller's mockorangePhiladelphus lewisii var. lewisii Pursh Lewis' mockorangePhiladelphus lewisii var. oblongifolius Hu Lewis' mockorangePhiladelphus lewisii var. platyphyllus (Rydb.) Hu Lewis' mockorangePhiladelphus microphyllus Gray littleleaf mockorangePhiladelphus microphyllus var. microphyllus Gray littleleaf mockorangePhiladelphus occidentalis A. Nels. western mockorange


Philadelphus occidentalis var. occidentalis A. Nels. western mockorangePhiladelphus oreganus Nutt. ex Torr. & Gray Oregon mockorangePhiladelphus pumilus Rydb. dwarf mockorangePhiladelphus pumilus var. ovatus Hu dwarf mockorangePhiladelphus pumilus var. pumilus Rydb. dwarf mockorangePhiladelphus serpyllifolius Gray littleleaf mockorangePhiladelphus trichothecus Hu Columbian mockorangeWhipplea modesta Torr. common whipplea

HYDROCHARITACEAEEgeria densa Planch. Brazilian waterweedElodea canadensis Michx. Canadian waterweedElodea nuttallii (Planch.) St. John western waterweedHydrilla verticillata (L. f.) Royle waterthymeOttelia alismoides (L.) Pers. ducklettuce

HYDROPHYLLACEAEDraperia systyla (Gray) Torr. ex Gray violet draperiaEmmenanthe penduliflora Benth. yellow whisperingbellsEmmenanthe penduliflora var. rosea BrandEriodictyon altissimum P.V. Wells Indian Knob yerbasantaEriodictyon angustifolium Nutt. narrowleaf yerbasantaEriodictyon californicum (Hook. & Arn.) Torr. California yerbasantaEriodictyon capitatum Eastw. Lompoc yerbasanta

Eriodictyon crassifolium Benth. thickleaf yerbasantaEriodictyon crassifolium var. crassifolium Benth. thickleaf yerbasantaEriodictyon crassifolium var. nigrescens Brand thickleaf yerbasantaEriodictyon lanatum (Brand) Abrams = Eriodictyon trichocalyx var. lanatumEriodictyon tomentosum Benth. woolly yerbasantaEriodictyon traskiae Eastw. Pacific yerbasantaEriodictyon trichocalyx Heller hairy yerbasantaEriodictyon trichocalyx var. lanatum (Brand) JepsonEucrypta chrysanthemifolia (Benth.) Greene spotted hideseedEucrypta chrysanthemifolia var. bipinnatifida (Torr.) Constance spotted hideseedEucrypta chrysanthemifolia var. chrysanthemifolia (Benth.) Greene spotted hideseedEucrypta micrantha (Torr.) Heller dainty desert hideseedHesperochiron californicus (Benth.) S. Wats. California hesperochironHesperochiron pumilus (Dougl. ex Griseb.) Porter dwarf hesperochironHydrophyllum capitatum Dougl. ex Benth. ballhead waterleafHydrophyllum capitatum var. alpinum S. Wats. alpine waterleafHydrophyllum fendleri (Gray) Heller Fendler's waterleafHydrophyllum fendleri var. albifrons (Heller) J.F. Macbr. white waterleafHydrophyllum occidentale (S. Wats.) Gray western waterleafHydrophyllum tenuipes Heller Pacific waterleafNama aretioides (Hook. & Arn.) Brand ground namaNama californicum (Gray) Bacon California fiddleleafNama demissum Gray leafy nama


Nama demissum var. covillei Brand Coville's fiddleleafNama demissum var. demissum Gray purplematNama densum J.G. Lemmon leafy namaNama densum var. densum J.G. Lemmon leafy fiddleleafNama densum var. parviflorum (Greenm.) C.L. Hitchc. leafy fiddleleafNama depressum J.G. & S.A. Lemmon ex Gray depressed fiddleleafNama hispidum Gray bristly namaNama lobbii Gray Lobb's fiddleleafNama pusillum J.G. & S.A. Lemmon ex Gray eggleaf fiddleleafNama rothrockii Gray Rothrock's fiddleleafNama stenocarpum Gray mud fiddleleafNemophila breviflora Gray basin nemophilaNemophila heterophylla Fisch. & C.A. Mey. small baby blue eyesNemophila maculata Benth. ex Lindl. fivespotNemophila menziesii Hook. & Arn. Menzies' baby blue eyesNemophila menziesii var. atomaria (Fisch. & C.A. Mey.) Chandler Menzies' baby blue eyesNemophila menziesii var. integrifolia Parish Menzies' baby blue eyesNemophila menziesii var. menziesii Hook. & Arn. Menzies' baby blue eyesNemophila parviflora Dougl. ex Benth. smallflower nemophilaNemophila parviflora var. austiniae (Eastw.) Brand grooveloverNemophila parviflora var. parviflora Dougl. ex Benth. grooveloverNemophila parviflora var. quercifolia (Eastw.) Chandler grooveloverNemophila pedunculata Dougl. ex Benth.

littlefoot nemophilaNemophila pulchella Eastw. Eastwood's baby blue eyesNemophila pulchella var. fremontii (Elmer) Constance Fremont's baby blue eyesNemophila pulchella var. gracilis (Eastw.) Constance Eastwood's baby blue eyesNemophila pulchella var. pulchella Eastw. Eastwood's baby blue eyesNemophila spatulata Coville Sierran baby blue eyesPhacelia adenophora J.T. Howell glandular yellow scorpionweedPhacelia affinis Gray limestone scorpionweedPhacelia amabilis Constance Saline Valley scorpionweedPhacelia ambigua var. ambigua M.E. Jones purplestem scorpionweedPhacelia anelsonii J.F. Macbr. Aven Nelson's scorpionweedPhacelia argentea A. Nels. & J.F. Macbr. sanddune scorpionweedPhacelia austromontana J.T. Howell Southern Sierran scorpionweedPhacelia barnebyana J.T. Howell Barneby's scorpionweedPhacelia bicolor Torr. ex S. Wats. twocolor phaceliaPhacelia bolanderi Gray Bolander's scorpionweedPhacelia brachyloba (Benth.) Gray shortlobe scorpionweedPhacelia breweri Gray Brewer's scorpionweedPhacelia californica Cham. California scorpionweedPhacelia calthifolia Brand calthaleaf scorpionweedPhacelia campanularia Gray desertbellsPhacelia campanularia ssp. campanularia Gray desertbellsPhacelia campanularia ssp. vasiformis Gillett desertbells


Phacelia cicutaria Greene caterpillar scorpionweedPhacelia cicutaria var. cicutaria Greene caterpillar scorpionweedPhacelia cicutaria var. hispida (Gray) J.T. Howell caterpillar scorpionweedPhacelia cicutaria var. hubbyi (J.F. Macbr.) J.T. Howell caterpillar scorpionweedPhacelia ciliata Benth. Great Valley scorpionweedPhacelia ciliata var. ciliata Benth. Great Valley scorpionweedPhacelia ciliata var. opaca J.T. Howell Great Valley scorpionweedPhacelia coerulea Greene skyblue scorpionweedPhacelia congdonii Greene Congdon's scorpionweedPhacelia cookei Constance & Heckard Cooke's scorpionweedPhacelia corymbosa Jepson serpentine scorpionweedPhacelia crenulata Torr. ex S. Wats. cleftleaf wildheliotropePhacelia crenulata var. crenulata Torr. ex S. Wats. cleftleaf wildheliotropePhacelia crenulata var. minutiflora (J. Voss) JepsonPhacelia cryptantha Greene hiddenflower scorpionweedPhacelia curvipes Torr. ex S. Wats. Washoe scorpionweedPhacelia dalesiana J.T. Howell Scott Mountain scorpionweedPhacelia davidsonii Gray Davidson's scorpionweedPhacelia distans Benth. distant phaceliaPhacelia divaricata (Benth.) Gray divaricate scorpionweedPhacelia douglasii (Benth.) Torr. Douglas' scorpionweedPhacelia douglasii var. douglasii (Benth.) Torr. Douglas' scorpionweedPhacelia douglasii var. petrophila Jepson rockloving scorpionweed

Phacelia egena (Greene ex Brand) Greene ex J.T. Howell Kaweah River scorpionweedPhacelia eisenii Brandeg. Eisen's scorpionweedPhacelia exilis (Gray) G.L. Lee San Bernardino scorpionweedPhacelia floribunda Greene southern island scorpionweedPhacelia fremontii Torr. Fremont's phaceliaPhacelia geraniifolia Brand geraniumleaf scorpionweedPhacelia glandulifera PiperPhacelia grandiflora (Benth.) Gray largeflower scorpionweedPhacelia greenei J.T. Howell Scott Valley scorpionweedPhacelia grisea Gray Santa Lucia scorpionweedPhacelia gymnoclada Torr. ex S. Wats. nakedstem scorpionweedPhacelia hastata Dougl. ex Lehm. silverleaf phaceliaPhacelia hastata var. compacta (Brand) Cronq. compact phaceliaPhacelia hastata var. dasyphylla (Greene ex J.F. Macbr.) Kartesz & Gandhi spearshaped phaceliaPhacelia hastata var. hastata Dougl. ex Lehm. silverleaf phaceliaPhacelia heterophylla Pursh varileaf phaceliaPhacelia heterophylla ssp. virgata (Greene) Heckard varileaf phaceliaPhacelia humilis Torr. & Gray low scorpionweedPhacelia humilis var. dudleyi J.T. Howell Dudley's phaceliaPhacelia humilis var. humilis Torr. & Gray low scorpionweedPhacelia hydrophylloides Torr. ex Gray waterleaf phaceliaPhacelia imbricata Greene imbricate scorpionweedPhacelia imbricata ssp. imbricata Greene


imbricate scorpionweedPhacelia imbricata ssp. patula (Brand) Heckard imbricate scorpionweedPhacelia insularis Munz Santa Rosa Island scorpionweedPhacelia insularis var. continentis J.T. Howell Santa Rosa Island scorpionweedPhacelia insularis var. insularis Munz Santa Rosa Island scorpionweedPhacelia inundata J.T. Howell playa yellow scorpionweedPhacelia inyoensis (J.F. Macbr.) J.T. Howell Inyo scorpionweedPhacelia ivesiana Torr. Ives' phaceliaPhacelia ivesiana var. ivesiana Torr. Ives' phaceliaPhacelia ivesiana var. pediculoides J.T. HowellPhacelia lemmonii Gray Lemmon's scorpionweedPhacelia leonis J.T. Howell Siskiyou scorpionweedPhacelia linearis (Pursh) Holz. threadleaf phaceliaPhacelia longipes Torr. ex Gray longstalk scorpionweedPhacelia lyonii (Gray) Rydb. Lyon's scorpionweedPhacelia malvifolia Cham. stinging scorpionweedPhacelia marcescens Eastw. ex J.F. Macbr. persistentflower scorpionweedPhacelia minor (Harvey) Thellung ex F. Zimmerman wild canterbury bellsPhacelia mohavensis Gray Mojave phaceliaPhacelia monoensis Halse Mono scorpionweedPhacelia mustelina Coville weasel scorpionweedPhacelia mutabilis Greene changeable scorpionweedPhacelia nashiana Jepson Charlotte's scorpionweedPhacelia neglecta M.E. Jones

alkali scorpionweedPhacelia nemoralis Greene shade scorpionweedPhacelia nemoralis ssp. nemoralis Greene shade scorpionweedPhacelia nemoralis ssp. oregonensis Heckard Oregon scorpionweedPhacelia novenmillensis Munz Nine Mile Canyon scorpionweedPhacelia oreopola Heckard San Gabriel Mountain scorpionweedPhacelia oreopola ssp. oreopola Heckard San Gabriel Mountain scorpionweedPhacelia pachyphylla Gray blacktack scorpionweedPhacelia parishii Gray Parish's scorpionweedPhacelia parryi Torr. Parry's scorpionweedPhacelia pedicellata Gray pedicellate scorpionweedPhacelia peirsoniana J.T. Howell handsome scorpionweedPhacelia perityloides Coville Panamint scorpionweedPhacelia phacelioides (Benth.) Brand Mt. Diablo scorpionweedPhacelia platyloba Gray broadlobe scorpionweedPhacelia pringlei Gray Pringle's scorpionweedPhacelia procera Gray mountain phaceliaPhacelia pulchella Gray beautiful scorpionweedPhacelia pulchella var. gooddingii (Brand) J.T. Howell Goodding's phaceliaPhacelia purpusii Brandeg. Purpus' scorpionweedPhacelia quickii J.T. Howell Quick's scorpionweedPhacelia racemosa (Kellogg) Brandeg. racemose scorpionweedPhacelia ramosissima Dougl. ex Lehm. branching phacelia


Phacelia ramosissima var. eremophila (Greene) J.F. Macbr. brancing phaceliaPhacelia ramosissima var. latifolia (Torr.) Cronq. branching phaceliaPhacelia ramosissima var. ramosissima Dougl. ex Lehm. branching phaceliaPhacelia ramosissima var. subglabra M.E. Peck branching phaceliaPhacelia rattanii Gray Rattan's phaceliaPhacelia rotundifolia Torr. ex S. Wats. roundleaf scorpionweedPhacelia saxicola Gray stonecrop scorpionweedPhacelia scopulina (A. Nels.) J.T. Howell Debeque phaceliaPhacelia sericea (Graham) Gray silky phaceliaPhacelia sericea ssp. ciliosa (Rydb.) Gillett purplefringePhacelia sericea ssp. sericea (Graham) Gray purplefringePhacelia stebbinsii Constance & Heckard Stebbins' scorpionweedPhacelia stellaris BrandPhacelia suaveolens Greene sweetscented scorpionweedPhacelia suaveolens ssp. keckii (Munz & Johnston) Thorne Keck's phaceliaPhacelia suaveolens ssp. suaveolens Greene sweetscented scorpionweedPhacelia tanacetifolia Benth. lacy scorpionweedPhacelia tetramera J.T. Howell fourpart scorpionweedPhacelia thermalis Greene heated phaceliaPhacelia umbrosa Greene Colorado Desert phaceliaPhacelia vallicola Congd. ex Brand Mariposa scorpionweedPhacelia vallis-mortae J. Voss Death Valley scorpionweedPhacelia vallis-mortae var. heliophila (J.F. Macbr.) J. VossPhacelia viscida (Benth. ex Lindl.) Torr.

tacky scorpionweedPholistoma auritum (Lindl.) Lilja blue fiestaflowerPholistoma auritum var. arizonicum (M.E. Jones) Constance Arizona fiestaflowerPholistoma auritum var. auritum (Lindl.) Lilja blue fiestaflowerPholistoma membranaceum (Benth.) Constance white fiestaflowerPholistoma racemosum (Nutt. ex Gray) Constance racemed fiestaflowerRomanzoffia californica Greene California mistmaidenRomanzoffia sitchensis Bong. Sitka mistmaidenRomanzoffia tracyi Jepson Tracy's mistmaidenTricardia watsonii Torr. ex S. Wats. threeheartsTurricula parryi (Gray) J.F. Macbr. common turriculaWigandia urens (Ruiz & Pavon) Kunth Caracus wigandiaWigandia urens var. caracasana (Kunth) D. Gibson Caracus wigandia

IRIDACEAEChasmanthe floribunda (Salisb.) N.E. Br. chasmantheCrocosmia X crocosmiiflora (V. Lemoine) N.E. Br. crocosmiaFreesia corymbosa (Burm. f.) N.E. Br. common freesiaGladiolus italicus P. Mill. Italian gladiolusIris bracteata S. Wats. Siskiyou irisIris chrysophylla T.J. Howell yellowleaf irisIris douglasiana Herbert Douglas irisIris fernaldii R.C. Foster Fernald's irisIris germanica L.


German irisIris hartwegii Baker rainbow irisIris hartwegii ssp. australis (Parish) Lenz rainbow irisIris hartwegii ssp. columbiana Lenz rainbow irisIris hartwegii ssp. hartwegii Baker Hartweg's irisIris hartwegii ssp. pinetorum (Eastw.) Lenz rainbow irisIris innominata Henderson Del Norte County irisIris macrosiphon Torr. bowltube irisIris missouriensis Nutt. Rocky Mountain irisIris munzii R.C. Foster Munz's irisIris orientalis P. Mill. yellowband irisIris pseudacorus L. paleyellow irisIris purdyi Eastw. Purdy's irisIris sibirica L. Siberian irisIris spuria L. seashore irisIris spuria ssp. ochroleuca (L.) Dykes seashore irisIris tenax Dougl. ex Lindl. toughleaf irisIris tenax ssp. klamathensis Lenz Klamath irisIris tenuissima Dykes longtube irisIris tenuissima ssp. purdyiformis (R.C. Foster) Lenz longtube irisIris tenuissima ssp. tenuissima Dykes longtube irisIris thompsonii R.C. Foster Thompson's irisIxia maculata L. African cornlily

Libertia formosa Graham snowy mermaidOlsynium douglasii (A. Dietr.) Bickn. Douglas' olsyniumOlsynium douglasii var. douglasii (A. Dietr.) Bickn. Douglas' olsyniumOlsynium douglasii var. inflatum (Suksdorf) Cholewa & D. Henderson inflated olsyniumRomulea rosea (L.) Ecklon rosy sandcrocusRomulea rosea var. australis (Ewart) de Vos rosy sandcrocusSisyrinchium angustifolium P. Mill. narrowleaf blueeyed grassSisyrinchium bellum S. Wats. western blueeyed grassSisyrinchium californicum (Ker-Gawl. ex Sims) Ait. golden blueeyed grassSisyrinchium elmeri Greene Elmer's blueeyed grassSisyrinchium funereum Bickn. Funeral Mountain blueeyed grassSisyrinchium halophilum Greene Nevada blueeyed grassSisyrinchium hitchcockii D. Henderson Hitchcock's blueeyed grassSisyrinchium idahoense Bickn. Idaho blueeyed grassSisyrinchium idahoense var. idahoense Bickn. Idaho blueeyed grassSisyrinchium idahoense var. occidentale (Bickn.) D. Henderson Idaho blueeyed grassSisyrinchium minus Engelm. & Gray dwarf blueeyed grassSparaxis tricolor (Schneev.) Ker-Gawl. wandflowerWatsonia meriana (L.) P. Mill. bulbil buglelily

ISOETACEAEIsoetes X heterospora A.A. Eat. (pro sp.) quillwortIsoetes bolanderi Engelm.


Bolander's quillwortIsoetes bolanderi var. bolanderi Engelm. Bolander's quillwortIsoetes bolanderi var. pygmaea (Engelm.) Clute pygmy quillwortIsoetes howellii Engelm. Howell's quillwortIsoetes lacustris L. lake quillwortIsoetes nuttallii A. Braun ex Engelm. Nuttall's quillwortIsoetes nuttallii var. nuttallii A. Braun ex Engelm. Nuttall's quillwortIsoetes occidentalis Henderson western quillwortIsoetes orcuttii A.A. Eat.Isoetes tenella LÇman

JUGLANDACEAEJuglans californica S. Wats. California walnutJuglans californica var. hindsii JepsonJuglans hindsii (Jepson) Jepson ex R.E. Sm. = Juglans californica var. hindsii

KRAMERIACEAEKrameria erecta Willd. ex J.A. Schultes littleleaf ratanyKrameria grayi Rose & Painter white ratanyKrameria parvifolia Benth. = Krameria erecta

LABIATAEAcanthomintha duttonii (Abrams) Jokerst Dutton's acanthominthaAcanthomintha ilicifolia (Gray) Gray San Diego thornmintAcanthomintha lanceolata Curran Santa Clara thornmintAcanthomintha obovata Jepson San Benito thornmint

Acanthomintha obovata ssp. obovata Jepson San Benito thornmintAgastache parvifolia Eastw. smallleaf giant hyssopAgastache urticifolia (Benth.) Kuntze nettleleaf giant hyssopAgastache urticifolia var. glaucifolia (Heller) Cronq. nettleleaf giant hyssopAgastache urticifolia var. urticifolia (Benth.) Kuntze nettleleaf giant hyssopCalamintha chandleri Brandeg. San Miguel calamintCedronella canariensis (L.) Willd. ex Webb & Berth. herb of GileadGlechoma hederacea L. groundivyHedeoma drummondii Benth. Drummond's falsepennyroyalHedeoma nana (Torr.) Briq. falsepennyroyalHedeoma nana ssp. californica W.S. Stewart California falsepennyroyalHyptis emoryi Torr. desert lavenderLamium amplexicaule L. henbit deadnettleLamium purpureum L. purple deadnettleLepechinia calycina (Benth.) Epling ex Munz woodbalmLepechinia cardiophylla Epling Santa Ana pitchersageLepechinia fragrans (Greene) Epling island pitchersageLepechinia ganderi Epling San Diego pitchersageLeonotis leonurus (L.) Ait. f. lion's earLycopus americanus Muhl. ex W. Bart. American waterhorehoundLycopus asper Greene rough bugleweedLycopus uniflorus Michx. northern bugleweedMarrubium vulgare L.


horehoundMentha X piperita L. (pro sp.) peppermintMentha X rotundifolia (L.) Huds. (pro sp.) mintMentha aquatica L. water mintMentha arvensis L. wild mintMentha canadensis L. Canadian mintMentha citrata Ehrh. = Mentha aquaticaMentha pulegium L. pennyroyalMentha spicata L. spearmintMentha viridis L. = Mentha spicataMelissa officinalis L. common balmMicromeria chamissonis (Benth.) Greene = Satureja douglasiiMoluccella laevis L. shellflowerMonarda pectinata Nutt. pony beebalmMonardella antonina Hardham San Antonio mountainbalmMonardella antonina ssp. benitensis (Hardam) Jokerst San Antonio mountainbalmMonardella australis AbramsMonardella beneolens Shevock, Ertter & Jokerst Owens Peak mountainbalmMonardella breweri Gray Brewer's mountainbalmMonardella candicans Benth. Sierran mountainbalmMonardella cinerea Abrams Gray mountainbalmMonardella crispa Elmer crisped mountainbalmMonardella douglasii Benth. Douglas' mountainbalmMonardella douglasii var. douglasii Benth.

douglas' mountainbalmMonardella douglasii ssp. venosa (Torr.) Jokerst Douglas' mountainbalmMonardella exilis (Gray) Greene Mojave mountainbalmMonardella exilis var. frutescens (Hoover) Jokerst Mojave mountainbalmMonardella glauca GreeneMonardella hypoleuca Gray thickleaf mountainbalmMonardella hypoleuca ssp. hypoleuca Gray thickleaf mountainbalmMonardella hypoleuca ssp. lanata (Abrams) Munz thickleaf mountainbalmMonardella lanceolata Gray mustang mountainbalmMonardella lanceolata var. glandulifera I.M. Johnston mustang mountainbalmMonardella lanceolata var. lanceolata Gray mustang mountainbalmMonardella lanceolata var. microcephala Gray mustang mountainbalmMonardella leucocephala Gray Merced mountainbalmMonardella linoides Gray narrowleaf monardellaMonardella linoides ssp. linoides Gray flaxleaf mountainbalmMonardella linoides ssp. oblonga (Greene) Abrams flaxleaf mountainbalmMonardella linoides ssp. stricta (Parish) Epling flaxleaf mountainbalmMonardella linoides ssp. viminea (Greene) Abrams willowy San Diego mintMonardella macrantha Gray red mountainbalmMonardella macrantha ssp. hallii (Abrams) Abrams Hall's mountainbalmMonardella macrantha ssp. macrantha Gray red mountainbalmMonardella nana Gray yellow mountainbalmMonardella nana ssp. arida (Hall) Abrams yellow mountainbalmMonardella nana ssp. leptosiphon (Torr.) Abrams


yellow mountainbalmMonardella nana ssp. nana Gray yellow mountainbalmMonardella nana ssp. tenuiflora (S. Wats. ex Gray) Abrams yellow mountainbalmMonardella odoratissima Benth. Pacific monardellaMonardella odoratissima ssp. odoratissima Benth. alpine mountainbalmMonardella odoratissima ssp. pallida (Heller) Epling alpine mountainbalmMonardella palmeri Gray Palmer's mountainbalmMonardella pringlei Gray Pringle's mountainbalmMonardella robisonii Epling ex Munz rock mountainbalmMonardella sheltonii (Torr.) T.J. HowellMonardella stebbinsii Hardham & Bartel Feather River mountainbalmMonardella undulata Benth. curlyleaf mountainbalmMonardella undulata var. undulata Benth. curlyleaf mountainbalmMonardella villosa Benth. coyote mintMonardella viridis Jepson green mountainbalmMonardella villosa ssp. villosa var. franciscana (Elmer) Epling coyote mountainbalmMonardella villosa ssp. villosa var. obispoensis Hoover coyote mountainbalmMonardella viridis ssp. saxicola (I.M. Johnston) Ewan green mountainbalmMonardella villosa ssp. villosa Benth. coyote mountainbalmMonardella viridis ssp. viridis Jepson green mountainbalmMonardella villosa ssp. villosa var. villosa Benth. coyote mountainbalmNepeta cataria L. catnipOriganum vulgare L. wild marjoramPhlomis fruticosa L.

shrubby Jerusalem sagePogogyne abramsii J.T. Howell San Diego pogogynePogogyne clareana J.T. Howell Santa Lucia mintPogogyne douglasii Benth. Douglas' mesamintPogogyne douglasii ssp. douglasii Benth. Douglas' mesamintPogogyne douglasii ssp. minor J.T. Howell Douglas' mesamintPogogyne douglasii ssp. parviflora (Benth.) J.T. Howell Douglas' mesamintPogogyne nudiuscula Gray Otay mesamintPogogyne serpylloides (Torr.) Gray thymeleaf mesamintPogogyne ziziphoroides Benth. Sacramento mesamintPoliomintha incana (Torr.) Gray hoary rosemarymintPrunella vulgaris L. common selfhealPrunella vulgaris ssp. lanceolata (W. Bart.) Hulten lance selfhealPrunella vulgaris ssp. vulgaris L. common selfhealPycnanthemum californicum Torr. Sierra mintRosmarinus officinalis L. rosemarySalazaria mexicana Torr. Mexican bladdersageSalvia X palmeri Gray (pro sp.) Palmer's sageSalvia aethiopis L. Mediterranean sageSalvia apiana Jepson white sageSalvia apiana var. apiana Jepson California white sageSalvia apiana var. compacta Munz compact white sageSalvia X bernardina Parish ex Greene (pro sp.) Bernard's sage


Salvia brandegei Munz Santa Rosa Island sageSalvia carnosa Dougl. ex Greene = Salvia dorrii ssp. dorrii var. incanaSalvia carduacea Benth. thistle sageSalvia clevelandii (Gray) Greene fragrant sageSalvia columbariae Benth. chiaSalvia columbariae var. columbariae Benth. California sageSalvia columbariae var. ziegleri Munz Ziegler's sageSalvia dorrii (Kellogg) Abrams grayball sageSalvia dorrii ssp. dorrii (Kellogg) Abrams Dorr's sageSalvia dorrii ssp. dorrii var. dorrii (Kellogg) Abrams Dorr's sageSalvia dorrii ssp. dorrii var. incana (Benth.) Strachan purple sageSalvia dorrii ssp. dorrii var. pilosa (Gray) Strachan & Reveal grayball sageSalvia eremostachya Jepson rose sageSalvia funerea M.E. Jones woolly sageSalvia greatae Brandeg. lavender sageSalvia leucophylla Greene purple sageSalvia longistyla Benth. Mexican sageSalvia mellifera Greene black sageSalvia microphylla Benth. baby sageSalvia mohavensis Greene Mojave sageSalvia munzii Epling Munz's sageSalvia pachyphylla Epling ex Munz blue sageSalvia pratensis L.

introduced sageSalvia sonomensis Greene creeping sageSalvia spathacea Greene crimson sageSalvia vaseyi (Porter) Parish scallopleaf sageSalvia verbenacea L. verbena sageSatureja douglasii (Benth.) Briq. yerba buenaSatureja mimuloides (Benth.) Briq. monkeyflower savoryScutellaria antirrhinoides Benth. nose skullcapScutellaria austiniae Eastw. = Scutellaria siphocamyploidesScutellaria bolanderi Gray Sierran skullcapScutellaria bolanderi ssp. austromontana Epling Sierran skullcapScutellaria bolanderi ssp. bolanderi Gray Bolander's skullcapScutellaria californica Gray California skullcapScutellaria epilobiifolia A. Hamilton = Scutellaria galericulataScutellaria galericulata L. marsh skullcapScutellaria lateriflora L. blue skullcapScutellaria lateriflora var. lateriflora L. blue skullcapScutellaria nana Gray dwarf skullcapScutellaria siphocamyploides Vatke grayleaf skullcapScutellaria tuberosa Benth. Danny's skullcapStachys ajugoides Benth. bugle hedgenettleStachys ajugoides var. rigida Jepson & HooverStachys albens Gray whitestem hedgenettleStachys arvensis (L.) L.


staggerweedStachys bullata Benth. California hedgenettleStachys chamissonis Benth. coastal hedgenettleStachys palustris L. marsh hedgenettleStachys palustris ssp. pilosa (Nutt.) Epling marsh hedgenettleStachys pycnantha Benth. shortspike hedgenettleStachys rigida Nutt. ex Benth. = Stachys palustris ssp. pilosaStachys stricta Greene Sonoma hedgenettleTeucrium cubense Jacq. small coastal germanderTeucrium cubense var. densum Jepson small coastal germanderTeucrium glandulosum Kellogg common germanderTrichostema austromontanum F.H. Lewis San Jacinto bluecurlsTrichostema austromontanum ssp. austromontanum F.H. Lewis San Jacinto bluecurlsTrichostema austromontanum ssp. compactum F.H. Lewis San Jacinto bluecurlsTrichostema lanatum Benth. woolly bluecurls, California Trichostema lanceolatum Benth. vinegarweedTrichostema laxum Gray turpentine weedTrichostema micranthum Gray smallflower bluecurlsTrichostema oblongum Benth. oblong bluecurlsTrichostema ovatum Curran San Joaquin bluecurlsTrichostema parishii Vasey Parish's bluecurlsTrichostema rubisepalum Elmer Hernandez's bluecurlsTrichostema simulatum Jepson Siskiyou bluecurls

LAURACEAELaurus nobilis L. laurelUmbellularia californica (Hook. & Arn.) Nutt. California laurelUmbellularia californica var. californica (Hook. & Arn.) Nutt. California laurelUmbellularia californica var. fresnensis Eastw. California laurel

LEGUMINOSAEAcacia baileyana F. Muell cootamundra wattleAcacia dealbata Link silver wattleAcacia decurrens Willd green wattleAcacia farnesiana (L.) Willd sweet acaciaAcacia greggii Gray catclaw acaciaAcacia longifolia (Andr.) Willd Sydney golden wattleAcacia mearnsii de Wildeman black wattleAcacia melanoxylon R. Br. ex Ait. f blackwoodAcacia minuta (M.E. Jones) Beauchamp coastal scrub wattleAcacia minuta ssp. minuta (M.E. Jones) Beauchamp coastal scrub wattleAcacia podalyriifolia A. Cunningham ex G. Don pearl wattleAcacia redolens Maslin acaciaAcacia retinodes Schlecht water wattleAcacia saligna (Labill.) Wendl. f orange wattleAcacia terminalis (Salisb.) J.F. Macbr cedar wattleAcacia verticillata (L'Her.) Willd


prickly MosesAlbizia julibrissin Durz silktreeAlhagi camelorum Fisch = Alhagi maurorumAlhagi maurorum Medik camelthornAmorpha californica Nutt mock locustAmorpha californica var. californica Nutt California indigobushAmorpha californica var. napensis Jepson Napa indigobushAmorpha fruticosa L desert indigobushAstragalus accidens S. Wats Rogue River milkvetchAstragalus accidens var. hendersonii M.E. Jones Henderson's milkvetchAstragalus acutirostris S. Wats sharpkeel milkvetchAstragalus agnicidus Barneby Humboldt County milkvetchAstragalus agrestis Dougl. ex G. Don purple milkvetchAstragalus albens Greene cushenbury milkvetchAstragalus allochrous Gray halfmoon milkvetchAstragalus allochrous var. playanus IselyAstragalus andersonii Gray Anderson's milkvetchAstragalus applegatei M.E. Peck Applegate's milkvetchAstragalus argophyllus Nutt silverleaf milkvetchAstragalus argophyllus var. argophyllus Nutt silverleaf milkvetchAstragalus aridus Gray annual desert milkvetchAstragalus asymmetricus Sheldon San Joaquin milkvetchAstragalus atratus S. Wats mourning milkvetchAstragalus atratus var. mensanus M.E. Jones

mourning milkvetchAstragalus austiniae Gray ex Brewer & S. Wats Austin's milkvetchAstragalus bernardinus M.E. Jones San Bernardino milkvetchAstragalus bicristatus Gray twocrested milkvetchAstragalus bolanderi Gray Bolander's milkvetchAstragalus brauntonii Parish Braunton's milkvetchAstragalus breweri Gray Brewer's milkvetchAstragalus californicus (Gray) Greene Klamath Basin milkvetchAstragalus calycosus Torr. ex S. Wats matted poison milkvetchAstragalus calycosus var. calycosus Torr. ex S. Wats Torrey's milk-vetchAstragalus canadensis L Canadian milkvetchAstragalus canadensis var. brevidens (Gandog.) Barneby shorttooth Canadian milkvetchAstragalus casei Gray ex Brewer & S. Wats Case's milkvetchAstragalus cimae M.E. Jones cima milkvetchAstragalus cimae var. cimae M.E. Jones cima milkvetchAstragalus cimae var. sufflatus Barneby cima milkvetchAstragalus clarianus Jepson Napa milkvetchAstragalus clevelandii Greene Cleveland's milkvetchAstragalus coccineus Brandeg scarlet milkvetchAstragalus congdonii S. Wats Congdon's milkvetchAstragalus crotalariae (Benth.) Gray Salton milkvetchAstragalus curtipes Gray Morro milkvetchAstragalus curvicarpus (Heller) J.F. Macbr curvepod milkvetch


Astragalus curvicarpus var. curvicarpus (Heller) J.F. Macbr curvepod milkvetchAstragalus deanei (Rydb.) Barneby Deane's milkvetchAstragalus didymocarpus Hook. & Arn dwarf white milkvetchAstragalus didymocarpus var. didymocarpus Hook. & Arn dwarf white milkvetchAstragalus didymocarpus var. dispermus (Gray) Jepson dwarf white milkvetchAstragalus didymocarpus var. milesianus (Rydb.) Jepson dwarf white milkvetchAstragalus didymocarpus var. obispoensis (Rydb.) Jepson San Obispo milkvetchAstragalus douglasii (Torr. & Gray) Gray Jacumba milkvetchAstragalus douglasii var. douglasii (Torr. & Gray) Gray Jacumba milkvetchAstragalus douglasii var. parishii (Gray) M.E. Jones Parish's milkvetchAstragalus douglasii var. perstrictus (Rydb.) Munz & McBurney ex Munz Jacumba milkvetchAstragalus ertterae Barneby & Shevock Walker Pass milkvetchAstragalus filipes Torr. ex Gray threadstalk milkvetchAstragalus funereus M.E. Jones Funeral Mountain milkvetchAstragalus gambelianus Sheldon Gambel's dwarf milkvetchAstragalus geyeri Gray Geyer's milkvetchAstragalus geyeri var. geyeri Gray Geyer's milkvetchAstragalus gibbsii Kellogg Gibbs' milkvetchAstragalus gilmanii Tidestrom Gilman's milkvetchAstragalus hornii Gray Horn's milkvetchAstragalus insularis Kellogg Cedros milkvetchAstragalus insularis var. harwoodii Munz & McBurney ex Munz Harwood's milkvetch

Astragalus inversus M.E. Jones Susanville milkvetchAstragalus inyoensis Sheldon Inyo milkvetchAstragalus iodanthus S. Wats Humboldt River milkvetchAstragalus iodanthus var. diaphanoides Barneby snake milkvetchAstragalus iodanthus var. iodanthus S. Wats Humboldt River milkvetchAstragalus jaegerianus Munz Lane Mountain milkvetchAstragalus johannis-howellii Barneby Long Valley milkvetchAstragalus kentrophyta Gray spiny milkvetchAstragalus kentrophyta var. danaus (Barneby) Barneby spiny milkvetchAstragalus kentrophyta var. elatus S. Wats tall spiny milkvetchAstragalus kentrophyta var. tegetarius (S. Wats.) Dorn mat milkvetchAstragalus layneae Greene widow's milkvetchAstragalus lemmonii Gray Lemmon's milkvetchAstragalus lentiformis Gray ex Brewer & S. Wats lens pod milkvetchAstragalus lentiginosus Dougl. ex Hook specklepod milkvetchAstragalus lentiginosus var. albifolius M.E. Jones northern speckledpod milkvetchAstragalus lentiginosus var. antonius Barneby speckledpod milkvetchAstragalus lentiginosus var. borreganus M.E. Jones northern milkvetchAstragalus lentiginosus var. chartaceus M.E. Jones broadleaf loco milkvetchAstragalus lentiginosus var. coachellae Barneby ex Shreve & Wiggins Coachella milkvetchAstragalus lentiginosus var. floribundus Gray speckledpod milkvetchAstragalus lentiginosus var. fremontii (Gray ex Torr.) S. Wats Fremont's milkvetchAstragalus lentiginosus var. idriensis M.E. Jones


speckledpod milkvetchAstragalus lentiginosus var. ineptus (Gray) M.E. Jones speckledpod milkvetchAstragalus lentiginosus var. kernensis (Jepson) Barneby Kern milkvetchAstragalus lentiginosus var. lentiginosus Dougl. ex Hook speckledpod milkvetchAstragalus lentiginosus var. micans Barneby speckledpod milkvetchAstragalus lentiginosus var. nigricalycis M.E. Jones speckledpod milkvetchAstragalus lentiginosus var. piscinensis Barneby freckled milkvetchAstragalus lentiginosus var. salinus (T.J. Howell) Barneby salty loco milkvetchAstragalus lentiginosus var. semotus Jepson freckled milkvetchAstragalus lentiginosus var. sesquimetralis (Rydb.) Barneby Mono locoweedAstragalus lentiginosus var. sierrae M.E. Jones Sierra milkvetchAstragalus lentiginosus var. variabilis Barneby freckled milkvetchAstragalus leucolobus S. Wats. ex M.E. Jones Bear Valley milkvetchAstragalus macrodon (Hook. & Arn.) Gray Salinas milkvetchAstragalus magdalenae Greene satiny milkvetchAstragalus magdalenae var. peirsonii (Munz & McBurney) Barneby Peirson's milkvetchAstragalus malacus Gray shaggy milkvetchAstragalus miguelensis Greene San Miguel milkvetchAstragalus minthorniae (Rydb.) Jepson Minthorn's milkvetchAstragalus minthorniae var. villosus Barneby Minthorn's milkvetchAstragalus mohavensis S. Wats Mojave milkvetchAstragalus mohavensis var. hemigyrus (Clokey) Barneby Mojave milkvetchAstragalus mohavensis var. mohavensis S. Wats Mojave milkvetch

Astragalus monoensis Barneby Mono milkvetchAstragalus nevinii Gray San Clemente Island milkvetchAstragalus newberryi Gray Newberry's milkvetchAstragalus newberryi var. castoreus M.E. Jones Newberry's milkvetchAstragalus newberryi var. newberryi Gray Newberry's milkvetchAstragalus nutans M.E. Jones Providence Mountain milkvetchAstragalus nuttallianus DC smallflowered milkvetchAstragalus nuttallianus var. cedrosensis M.E. Jones turkeypeasAstragalus nuttallianus var. imperfectus (Rydb.) Barneby turkeypeasAstragalus nuttallii (Torr. & Gray) J.T. Howell Nuttall's milkvetchAstragalus nuttallii var. nuttallii (Torr. & Gray) J.T. Howell Nuttall's milkvetchAstragalus nuttallii var. virgatus (Gray ex Brewer & S. Wats.) Barneby Nuttall's milkvetchAstragalus obscurus S. Wats arcane milkvetchAstragalus oocarpus Gray Descanso milkvetchAstragalus oophorus S. Wats egg milkvetchAstragalus oophorus var. lavinii Barneby Lavin's egg milkvetchAstragalus oophorus var. oophorus S. Wats egg milkvetchAstragalus oxyphysus Gray Mt. Diablo milkvetchAstragalus pachypus Greene thickpod milkvetchAstragalus pachypus var. jaegeri Munz & McBurney ex Munz Jaeger's milkvetchAstragalus pachypus var. pachypus Greene thickpod milkvetchAstragalus palmeri Gray Palmer's milkvetchAstragalus panamintensis Sheldon


Panamint milkvetchAstragalus pauperculus Greene depauperate milkvetchAstragalus platytropis Gray broadkeel milkvetchAstragalus pomonensis M.E. Jones Pomona milkvetchAstragalus preussii Gray Preuss' milkvetchAstragalus preussii var. laxiflorus Gray Preuss' milkvetchAstragalus preussii var. preussii Gray Preuss' milkvetchAstragalus pseudiodanthus Barneby Tonopah milkvetchAstragalus pulsiferae Gray Ames' milkvetchAstragalus pulsiferae var. pulsiferae Gray Ames' milkvetchAstragalus pulsiferae var. suksdorfii (T.J. Howell) Barneby Suksdorf's milkvetchAstragalus purshii Dougl. ex Hook woollypod milkvetchAstragalus purshii var. lagopinus (Rydb.) Barneby woollypod milkvetchAstragalus purshii var. lectulus (S. Wats.) M.E. Jones woollypod milkvetchAstragalus purshii var. purshii Dougl. ex Hook Pursh's milkvetchAstragalus purshii var. tinctus M.E. Jones woollypod milkvetchAstragalus pycnostachyus Gray marsh milkvetchAstragalus pycnostachyus var. lanosissimus (Rydb.) Munz & McBurney ex Munz marsh milkvetchAstragalus pycnostachyus var. pycnostachyus Gray marsh milkvetchAstragalus rattanii Gray Rattan's milkvetchAstragalus rattanii var. jepsonianus Barneby Jepson's milkvetchAstragalus rattanii var. rattanii Gray Rattan's milkvetchAstragalus ravenii Barneby

Raven's milkvetchAstragalus sabulonum Gray gravel milkvetchAstragalus sepultipes (Barneby) Barneby Lone Pine milkvetchAstragalus serenoi (Kuntze) Sheldon naked milkvetchAstragalus serenoi var. shockleyi (M.E. Jones) Barneby Shockley's milkvetchAstragalus shevockii Barneby Little Kern milkvetchAstragalus subvestitus (Jepson) Barneby Kern County milkvetchAstragalus tegetarioides M.E. Jones bastard milkvetchAstragalus tener Gray alkali milkvetchAstragalus tener var. tener Gray alkali milkvetchAstragalus tener var. titi (Eastw.) Barneby largeflower milkvetchAstragalus tephrodes Gray ashen milkvetchAstragalus tephrodes var. brachylobus (Gray) Barneby ashen milkvetchAstragalus tephrodes var. remulcus (Gray) Barneby ashen milkvetchAstragalus tidestromii (Rydb.) Clokey Tidestrom's milkvetchAstragalus traskiae Eastw Trask's milkvetchAstragalus tricarinatus Gray triplerib milkvetchAstragalus trichopodus (Nutt.) Gray Santa Barbara milkvetchAstragalus trichopodus var. lonchus (M.E. Jones) Barneby Santa Barbara milkvetchAstragalus trichopodus var. phoxus (M.E. Jones) Barneby Santa Barbara milkvetchAstragalus trichopodus var. trichopodus (Nutt.) Gray Santa Barbara milkvetchAstragalus umbraticus Sheldon Bald Mountain milkvetchAstragalus webberi Gray ex Brewer & S. Wats Webber's milkvetch


Astragalus whitneyi Gray balloon pod milkvetchAstragalus whitneyi var. confusus Barneby conelike milkvetchAstragalus whitneyi var. lenophyllus (Rydb.) Barneby balloon pod milkvetchAstragalus whitneyi var. siskiyouensis (Rydb.) Barneby Siskiyou milkvetchAstragalus whitneyi var. whitneyi Gray Whitney's milkvetchBituminaria bituminosa (L.) Stirton Arabian peaCaesalpinia jamesii (Torr. & Gray) Fisher James' holdbackCaesalpinia spinosa (Molina) Kuntze spiny holdbackCaesalpinia virgata Fisher wand holdbackCalliandra eriophylla Benth fairydusterCalliandra eriophylla var. eriophylla Benth fairydusterCassia = Senna Cercidium = Parkinsonia Cercis canadensis L eastern redbudCercis canadensis var. texensis (S. Wats.) M. Hopkins California redbudCercis orbiculata GreeneChamaecystis prolifera (L. f.) Link escabonCoronilla valentina L Mediterranean crownvetchCytisus X dallimorei Rolfe Dallimore's spanishbroomCytisus scoparius (L.) Link scotchbroomCytisus scoparius var. andreanus (Puiss.) Dippel scotchbroomCytisus scoparius var. scoparius (L.) Link scotchbroomDalea arborescens Torr. ex Gray = Psorothamnus arborescens var. arborescens

Dalea californica S. Wats = Psorothamnus arborescens var. simplifoliusDalea emoryi Gray = Psorothamnus emoryiDalea fremontii Torr. ex Gray = Psorothamnus fremontii var. fremontiiDalea mollis Benth hairy prairiecloverDalea mollissima (Rydb.) Munz soft prairiecloverDalea ornata (Dougl. ex Hook.) Eat. & J. Wright Blue Mountain prairiecloverDalea polydenia Torr. ex S. Wats = Psorothamnus polydenius var. polydeniusDalea schottii Torr = Psorothamnus schottiiDalea searlsiae (Gray) Barneby Searls' prairiecloverDalea spinosa Gray = Psorothamnus spinosusGenista canariensis L canarybroomGenista linifolia L Mediterranean broomGenista monspessulana (L.) L. Johnson frenchbroomGenista stenopetala Webb & Berth leafybroomGlycyrrhiza glabra L cultivated licoriceGlycyrrhiza lepidota Pursh American licoriceHoffmannseggia glauca (Ortega) Eifert Indian rushpeaHoita macrostachya (DC.) Rydb large leatherrootHoita orbicularis (Lindl.) Rydb roundleaf leatherrootHoita strobilina (Hook. & Arn.) Rydb loma prietaLathyrus aphaca L yellow peavineLathyrus biflorus T.W. & J.P. Nelson twoflower peavineLathyrus cicera L


red peavineLathyrus delnorticus C.L. Hitchc Del Norte peavineLathyrus glandulosus Broich redwood peavineLathyrus hirsutus L singletary peavineLathyrus japonicus Willd sea peavineLathyrus japonicus var. maritimus (L.) Kartesz & Gandhi sea peavineLathyrus jepsonii Greene delta peavineLathyrus jepsonii ssp. californicus (S. Wats.) C.L. Hitchc California peavineLathyrus jepsonii ssp. jepsonii Greene Jepson's peavineLathyrus lanszwertii Kellogg thickleaf peavineLathyrus lanszwertii var. aridus (Piper) Jepson Nevada peavineLathyrus lanszwertii var. brownii (Eastw.) Jepson Brown's peavineLathyrus lanszwertii var. lanszwertii Kellogg Lanszwert's peavineLathyrus lanszwertii var. tracyi (Bradshaw) Isley Tracy's peavineLathyrus latifolius L perennial peavineLathyrus littoralis (Nutt.) Endl silky beach peavineLathyrus nevadensis S. Wats Sierran peavineLathyrus nevadensis ssp. cusickii (S. Wats.) C.L. Hitchc Cusick's peavineLathyrus nevadensis ssp. lanceolatus (T.J. Howell) C.L. Hitchc Sierran peavineLathyrus nevadensis ssp. lanceolatus var. lanceolatus (T.J. Howell) C.L. Hitchc Sierran peavineLathyrus nevadensis ssp. lanceolatus var. nuttallii (S. Wats.) C.L. Hitchc Nuttall's peavineLathyrus nevadensis ssp. lanceolatus var. pilosellus (M.E. Peck) C.L. Hitchc Sierran peavine

Lathyrus nevadensis ssp. nevadensis S. Wats Nevada peavineLathyrus odoratus L sweetpea peavineLathyrus palustris L slenderstem peavineLathyrus polyphyllus Nutt leafy peavineLathyrus rigidus White stiff peavineLathyrus sphaericus Retz grass peavineLathyrus splendens Kellogg pride of CaliforniaLathyrus sulphureus Brewer ex Gray snub peavineLathyrus sulphureus var. argillaceus Jepson snub peavineLathyrus sulphureus var. sulphureus Brewer ex Gray snub peavineLathyrus tingitanus L Tangier peavineLathyrus torreyi Gray Torrey's peavineLathyrus vestitus Nutt Pacific peavineLathyrus vestitus ssp. alefeldii (White) Broich Alefeld's peavineLathyrus vestitus ssp. bolanderi (S. Wats.) C.L. Hitchc Bolander's peavineLathyrus vestitus ssp. laetiflorus (Greene) Broich Pacific peavineLathyrus vestitus ssp. laevicarpus Broich Pacific peavineLathyrus vestitus ssp. vestitus Nutt Pacific peavineLens culinaris Medik lentilLotus aboriginus Jepson rosy birdsfoot trefoilLotus angustissimus L slender birdsfoot trefoilLotus argophyllus (Gray) Greene silver birdsfoot trefoilLotus argophyllus var. argenteus Dunkle


silver birdsfoot trefoilLotus argophyllus var. argophyllus (Gray) Greene silver birdsfoot trefoilLotus argophyllus var. fremontii (Gray) Ottley Fremont's birsfoot trefoilLotus argophyllus var. niveus (Greene) Ottley Santa Cruz Island silverhosackiaLotus argyraeus (Greene) Greene canyon birdsfoot trefoilLotus argyraeus var. argyraeus (Greene) Greene canyon birdsfoot trefoilLotus argyraeus var. multicaulis (Ottley) Isely canyon birdsfoot trefoilLotus argyraeus var. notitius Isely canyon birdsfoot trefoilLotus benthamii Greene Bentham's broomLotus corniculatus L birdfoot deervetchLotus crassifolius (Benth.) Greene big deervetchLotus crassifolius var. crassifolius (Benth.) Greene big deervetchLotus crassifolius var. otayensis Moran ex Isely big deervetchLotus dendroideus (Greene) Greene island broomLotus dendroideus var. dendroideus (Greene) Greene island broomLotus dendroideus var. traskiae (Eastw. ex Noddin) Isely Trask's island broomLotus dendroideus var. veatchii (Greene) Isely Veatch's island broomLotus denticulatus (E. Drew) Greene riverbar birdsfoot trefoilLotus formosissimus Greene seaside birdsfoot trefoilLotus grandiflorus (Benth.) Greene chaparral birdsfoot trefoilLotus grandiflorus var. grandiflorus (Benth.) Greene chaparral birdsfoot trefoilLotus grandiflorus var. macranthus (Greene) Isely chaparral birdsfoot trefoilLotus hamatus Greene San Diego birdsfoot trefoil

Lotus haydonii (Orcutt) Greene rock birdsfoot trefoilLotus heermannii (Dur. & Hilg.) Greene Heermann's birdsfoot trefoilLotus heermannii var. heermannii (Dur. & Hilg.) Greene Heermann's birdsfoot trefoilLotus heermannii var. orbicularis (Gray) Isely Heermann's birdsfoot trefoilLotus humistratus Greene foothill deervetchLotus incanus (Torr.) Greene woolly birdsfoot trefoilLotus junceus (Benth.) Greene rush broomLotus junceus var. biolettii (Greene) Ottley Biolett's rush broomLotus junceus var. junceus (Benth.) Greene rush broomLotus micranthus Benth desert deervetchLotus nevadensis (S. Wats.) Greene Nevada birdsfoot trefoilLotus nevadensis var. davidsonii (Greene) Isely Davidson's birdsfoot trefoilLotus nevadensis var. douglasii (Greene) Ottley Douglas' birdsfoot trefoilLotus nevadensis var. nevadensis (S. Wats.) Greene Nevada birdsfoot trefoilLotus nuttallianus Greene wire birdsfoot trefoilLotus oblongifolius (Benth.) Greene streambank birdsfoot trefoilLotus oblongifolius var. cupreus (Greene) Ottley streambank birdsfoot trefoilLotus oblongifolius var. oblongifolius (Benth.) Greene streambank birdsfoot trefoilLotus pedunculatus Cav big trefoilLotus pinnatus Hook meadow birdsfoot trefoilLotus procumbens (Greene) Greene silky deerweedLotus procumbens var. jepsonii (Ottley) Ottley Jepson's silky deerweedLotus procumbens var. procumbens (Greene) Greene


silky deerweedLotus rigidus (Benth.) Greene shrubby deervetchLotus rubriflorus H.K. Sharsmith redflower birdsfoot trefoilLotus salsuginosus Greene coastal birdsfoot trefoilLotus salsuginosus var. brevivexillus Ottley coastal birdsfoot trefoilLotus salsuginosus var. salsuginosus Greene coastal birdsfoot trefoilLotus scoparius (Nutt.) Ottley common deerweedLotus scoparius var. brevialatus Ottley western birdsfoot trefoilLotus scoparius var. scoparius (Nutt.) Ottley common deerweedLotus stipularis (Benth.) Greene balsam birdsfoot trefoilLotus stipularis var. ottleyi Isely Ottley's birdsfoot trefoilLotus stipularis var. stipularis (Benth.) Greene balsam birdsfoot trefoilLotus strigosus (Nutt.) Greene Bishop lotusLotus strigosus var. hirtellus (Greene) Ottley strigose birdsfoot trefoilLotus strigosus var. strigosus (Nutt.) Greene strigose birdsfoot trefoilLotus strigosus var. tomentellus (Greene) Isely desert deervetchLotus tenuis Waldst. & Kit. ex Willd narrowleaf birdsfoot trefoilLotus unifoliolatus (Hook.) Benth American birdsfoot trefoilLotus unifoliolatus var. unifoliolatus (Hook.) Benth prairie trefoilLotus wrangelianus Fisch. & C.A. Mey Chilean birdsfoot trefoilLotus yollabolliensis Munz Yolla Bolly birdsfoot trefoilLupinus X alpestris A. Nels. (pro sp.) lupineLupinus X inyoensis Heller (pro sp.) Inyo lupine

Lupinus abramsii C.P. Sm Abrams' lupineLupinus adsurgens E. Drew Drew's silky lupineLupinus adsurgens var. adsurgens E. Drew Drew's silky lupineLupinus adsurgens var. lilacinus Heller ex C.P. Sm Drew's silky lupineLupinus adsurgens var. undulatus C.P. Sm Drew's silky lupineLupinus affinis J.G. Agardh fleshy lupineLupinus agardhianus Heller bajada lupineLupinus albicaulis Dougl sicklekeel lupineLupinus albicaulis var. albicaulis Dougl sicklekeel lupineLupinus albicaulis var. shastensis (Heller) C.P. Sm Shasta lupineLupinus albifrons Benth. ex Lindl silver lupineLupinus albifrons var. albifrons Benth. ex Lindl silver lupineLupinus albifrons var. collinus Greene silver lupineLupinus albifrons var. douglasii (J.G. Agardh) C.P. Sm Douglas' silver lupineLupinus albifrons var. eminens (Greene) C.P. Sm silver lupineLupinus albifrons var. flumineus C.P. Sm silver lupineLupinus andersonii S. Wats Anderson's lupineLupinus angustiflorus Eastw narrowflower lupineLupinus antoninus Eastw Anthony Peak lupineLupinus apertus Heller summit lupineLupinus arboreus Sims bush lupineLupinus arboreus var. arboreus Sims bush lupineLupinus arboreus var. eximius (Burtt-Davy) C.P. Sm


bush lupineLupinus arbustus Dougl. ex Lindl longspur lupineLupinus arbustus ssp. arbustus Dougl. ex Lindl longspur lupineLupinus arbustus ssp. arbustus var. arbustus Dougl. ex Lindl longspur lupineLupinus arbustus ssp. arbustus var. montanus (T.J. Howell) D. Dunn longspur lupineLupinus arbustus ssp. calcaratus (Kellogg) D. Dunn quakerbonnet lupineLupinus arbustus ssp. silvicola (Heller) D. Dunn longspur lupineLupinus argenteus Pursh silvery lupineLupinus argenteus ssp. argenteus Pursh silvery lupineLupinus argenteus ssp. argenteus var. argenteus Pursh silvery lupineLupinus argenteus ssp. argenteus var. laxiflorus (Dougl. ex Lindl.) Dorn spur lupineLupinus aridus Dougl desert lupineLupinus arizonicus (S. Wats.) S. Wats Arizona lupineLupinus arizonicus ssp. arizonicus (S. Wats.) S. Wats Arizona lupineLupinus arizonicus ssp. arizonicus var. barbatulus (Thornb. ex C.P. Sm.) Thornb. ex I.M. Johnston Arizona lupineLupinus benthamii Heller spider lupineLupinus benthamii var. benthamii Heller Bentham's lupineLupinus benthamii var. opimus C.P. Sm spider lupineLupinus bicolor Lindl bicolor lupineLupinus bicolor ssp. bicolor Lindl bicolor lupineLupinus bicolor ssp. marginatus D. Dunn annual lupineLupinus bicolor ssp. microphyllus (S. Wats.) D. Dunn annual lupineLupinus bicolor ssp. pipersmithii (Heller) D. Dunn

Pipersmith's lupineLupinus bicolor ssp. tridentatus (Eastw. ex C.P. Sm.) D. Dunn annual lupineLupinus bicolor ssp. tridentatus var. rostratus (Eastw.) Jepson annual lupineLupinus bicolor ssp. tridentatus var. tridentatus Eastw. ex C.P. Sm annual lupineLupinus bicolor ssp. umbellatus (Greene) D. Dunn annual lupineLupinus bicolor ssp. umbellatus var. trifidus (Torr. ex S. Wats.) C.P. Sm annual lupineLupinus bicolor ssp. umbellatus var. umbellatus (Greene) C.P. Sm annual lupineLupinus brevicaulis S. Wats shortstem lupineLupinus brevior (Jepson) Christian & D. Dunn short lupineLupinus breweri Gray Brewer's lupineLupinus breweri var. breweri Gray Brewer's lupineLupinus breweri var. bryoides C.P. Sm matted lupineLupinus breweri var. grandiflorus C.P. Sm matted lupineLupinus breweri var. parvulus C.P. Sm matted lupineLupinus burkei S. Wats largeleaf lupineLupinus caespitosus Nutt stemless dwarf lupineLupinus caudatus Kellogg tailcup lupineLupinus caudatus ssp. caudatus Kellogg tailcup lupineLupinus caudatus ssp. montigenus (Heller) Hess & D. Dunn Kellogg's spurred lupineLupinus cervinus Kellogg Santa Lucia lupineLupinus chamissonis Eschsch chamisso bush lupineLupinus citrinus Kellogg orangeflower lupineLupinus citrinus var. citrinus Kellogg orangeflower lupine


Lupinus citrinus var. deflexus (Congd.) Jepson orangeflower lupineLupinus concinnus J.G. Agardh scarlet lupineLupinus concinnus ssp. concinnus J.G. Agardh scarlet lupineLupinus concinnus ssp. optatus (C.P. Sm.) D. Dunn scarlet lupineLupinus concinnus ssp. orcuttii (S. Wats.) D. Dunn Orcutt's lupineLupinus confertus Kellogg crowded lupineLupinus congdonii (C.P. Sm.) D. Dunn Congdon's lupineLupinus constancei T.W. & J.P. Nelson lassicus lupineLupinus covillei Greene shaggy lupineLupinus croceus Eastw Mt. Eddy lupineLupinus croceus var. croceus Eastw Mt. Eddy lupineLupinus croceus var. pilosellus (Eastw.) Munz Mt. Eddy lupineLupinus culbertsonii Greene Hoskett Meadows lupineLupinus culbertsonii ssp. culbertsonii Greene Culbertson's lupineLupinus culbertsonii ssp. hypolasius (Greene) Cox Hoskett Meadows lupineLupinus dalesiae Eastw Quincy lupineLupinus densiflorus Benth whitewhorl lupineLupinus densiflorus var. aureus (Kellogg) Munz whitewhorl lupineLupinus densiflorus var. austrocollium C.P. Sm whitewhorl lupineLupinus densiflorus var. densiflorus Benth whitewhorl lupineLupinus densiflorus var. glareosus (Elmer) C.P. Sm whitewhorl lupineLupinus densiflorus var. lacteus (Kellogg) C.P. Sm whitewhorl lupineLupinus densiflorus var. palustris (Kellogg) C.P. Sm

whitewhorl lupineLupinus duranii Eastw Mono Lake lupineLupinus elatus I.M. Johnston tall silky lupineLupinus excubitus M.E. Jones Inyo bush lupineLupinus excubitus var. austromontanus (Heller) C.P. Sm interior bush lupineLupinus excubitus var. excubitus M.E. Jones interior bush lupineLupinus excubitus var. hallii (Abrams) C.P. Sm Hall's bush lupineLupinus excubitus var. johnstonii C.P. Sm Johnston's bush lupineLupinus excubitus var. medius (Jepson) Munz interior bush lupineLupinus flavoculatus Heller yelloweyesLupinus formosus Greene summer lupineLupinus formosus var. formosus Greene summer lupineLupinus formosus var. robustus C.P. Sm summer lupineLupinus fulcratus Greene greenstipule lupineLupinus gracilentus Greene green slender lupineLupinus grayi (S. Wats.) S. Wats Sierran lupineLupinus guadalupensis Greene Guadalupe Island lupineLupinus hirsutissimus Benth stinging annual lupineLupinus holmgrenianus C.P. Sm Holmgren's lupineLupinus horizontalis Heller sunset lupineLupinus horizontalis var. horizontalis Heller sunset lupineLupinus horizontalis var. platypetalus C.P. Sm sunset lupineLupinus hyacinthinus Greene San Jacinto lupine


Lupinus lapidicola Heller Heller's dwarf lupineLupinus latifolius Lindl. ex J.G. Agardh broadleaf lupineLupinus latifolius ssp. dudleyi (Rydb.) Kenney & D. Dunn Dudley's lupineLupinus latifolius ssp. latifolius Lindl. ex J.G. Agardh broadleaf lupineLupinus latifolius ssp. longipes (Greene) Kenney & D. Dunn broadleaf lupineLupinus latifolius ssp. parishii (C.P. Sm.) Kenney & D. Dunn Parish's lupineLupinus latifolius ssp. viridifolius (Heller) Kenney & D. Dunn broadleaf lupineLupinus latifolius ssp. viridifolius var. barbatus (Henderson) Munz broadleaf lupineLupinus latifolius ssp. viridifolius var. viridifolius (Heller) C.P. Sm broadleaf lupineLupinus leucophyllus Dougl. ex Lindl velvet lupineLupinus leucophyllus ssp. leucophyllus Dougl. ex Lindl velvet lupineLupinus leucophyllus ssp. leucophyllus var. belliae C.P. Sm velvet lupineLupinus leucophyllus ssp. leucophyllus var. canescens (T.J. Howell) C.P. Sm velvet lupineLupinus leucophyllus ssp. leucophyllus var. leucophyllus Dougl. ex Lindl velvet lupineLupinus littoralis Dougl seashore lupineLupinus longifolius (S. Wats.) Abrams longleaf bush lupineLupinus ludovicianus Greene San Luis lupineLupinus luteolus Kellogg pale yellow lupineLupinus lyallii Gray dwarf mountain lupineLupinus lyallii ssp. lyallii Gray Lyall's lupineLupinus lyallii ssp. lyallii var. danaus (Gray) S. Wats Lyall's lupineLupinus lyallii ssp. lyallii var. lyallii Gray

Lyall's lupineLupinus lyallii ssp. lyallii var. villosus Jepson Lyall's lupineLupinus lyallii ssp. washoensis (Heller) Cox Washoe lupineLupinus magnificus M.E. Jones Panamint Mountain lupineLupinus magnificus var. glarecola M.E. Jones Panamint Mountain lupineLupinus magnificus var. hesperius (Heller) C.P. Sm Panamint Mountain lupineLupinus magnificus var. magnificus M.E. Jones Panamint Mountain lupineLupinus meionanthus Gray Lake Tahoe lupineLupinus nanus Dougl. ex Benth sky lupineLupinus nanus ssp. latifolius (Benth. ex Torr.) D. Dunn sky lupineLupinus nanus ssp. menkerae (C.P. Sm.) D. Dunn Menker's lupineLupinus nanus ssp. nanus Dougl. ex Benth sky lupineLupinus nevadensis Heller Nevada lupineLupinus obtusilobus Heller bluntlobe lupineLupinus odoratus Heller Mojave royal lupineLupinus odoratus var. odoratus Heller Mojave royal lupineLupinus odoratus var. pilosellus C.P. Sm Mojave royal lupineLupinus onustus S. Wats Plumas lupineLupinus pachylobus Greene Mt. Diablo lupineLupinus padre-crowleyi C.P. Sm Dedecker lupineLupinus pallidus Brandeg pale desert lupineLupinus palmeri S. Wats bluebonnet lupineLupinus peirsonii Mason long lupine


Lupinus polycarpus Greene smallflower lupineLupinus polyphyllus Lindl bigleaf lupineLupinus polyphyllus ssp. bernardianus (Abrams ex C.P. Sm.) Munz bigleaf lupineLupinus polyphyllus ssp. polyphyllus Lindl bigleaf lupineLupinus polyphyllus ssp. polyphyllus var. grandifolius (Lindl. ex J.G. Agardh) Torr. & Gray bigleaf lupineLupinus polyphyllus ssp. polyphyllus var. pallidipes (Heller) C.P. Sm bigleaf lupineLupinus polyphyllus ssp. polyphyllus var. polyphyllus Lindl bigleaf lupineLupinus polyphyllus ssp. superbus (Heller) Munz bigleaf lupineLupinus pratensis Heller Inyo Meadow lupineLupinus pratensis var. eriostachyus C.P. Sm Inyo Meadow lupineLupinus pratensis var. pratensis Heller Inyo Meadow lupineLupinus prunophilus M.E. Jones hairy bigleaf lupineLupinus punto-reyesensis C.P. Sm Point reyes lupineLupinus pusillus Pursh rusty lupineLupinus pusillus ssp. intermontanus (Heller) D. Dunn Intermountain lupineLupinus pusillus ssp. rubens (Rydb.) D. Dunn rusty lupineLupinus rivularis Dougl. ex Lindl riverbank lupineLupinus ruber Heller red lupineLupinus saxosus T.J. Howell rock lupineLupinus sellulus Kellogg Donner Lake lupineLupinus sellulus ssp. sellulus Kellogg Donner Lake lupineLupinus sellulus ssp. sellulus var. artulus (Jepson) Eastw Donner Lake lupine

Lupinus sellulus ssp. sellulus var. lobbii (Gray ex S. Wats.) Cox Lobb's lupineLupinus sellulus ssp. sellulus var. medius (Detling) Cox Donner Lake lupineLupinus sellulus ssp. sellulus var. sellulus Kellogg Donner Lake lupineLupinus sellulus ssp. ursinus (Eastw.) Munz Donner Lake lupineLupinus sericatus Kellogg Cobb Mountain lupineLupinus sericeus Pursh silky lupineLupinus shockleyi S. Wats purple desert lupineLupinus sparsiflorus Benth Mojave lupineLupinus sparsiflorus ssp. inopinatus (C.P. Sm.) Dziekanowski & D. Dunn Mojave lupineLupinus sparsiflorus ssp. mohavensis Dziekanowski & D. Dunn Mojave lupineLupinus sparsiflorus ssp. pondii (Greene) Dziekanowski & D. Dunn Pond's Mojave lupineLupinus sparsiflorus ssp. sparsiflorus Benth Mojave lupineLupinus spectabilis Hoover shaggyhair lupineLupinus stiversii Kellogg harlequin annual lupineLupinus sublanatus Eastw Mono lupineLupinus subvexus C.P. Sm valley lupineLupinus subvexus var. albilanatus C.P. Sm valley lupineLupinus subvexus var. phoeniceus C.P. Sm valley lupineLupinus subvexus var. subvexus C.P. Sm valley lupineLupinus subvexus var. transmontanus C.P. Sm valley lupineLupinus succulentus Dougl. ex K. Koch hollowleaf annual lupineLupinus succulentus var. succulentus Dougl. ex K. Koch hollowleaf annual lupine


Lupinus tidestromii Greene clover lupineLupinus tidestromii var. layneae (Eastw.) Munz clover lupineLupinus tidestromii var. tidestromii Greene Tidestrom's lupineLupinus tracyi Eastw Tracy's lupineLupinus truncatus Nutt. ex Hook. & Arn collared annual lupineLupinus uncialis S. Wats inchhigh lupineLupinus vallicola Heller open lupineLupinus vallicola ssp. apricus (Greene) D. Dunn open lupineLupinus vallicola ssp. vallicola Heller open lupineLupinus versicolor Lindl manycolored lupineMarina orcuttii (S. Wats.) Barneby Sonoran false prairiecloverMarina parryi (Torr. & Gray) Barneby Parry's false prairiecloverMedicago arabica (L.) Huds spotted medickMedicago lupulina L black medickMedicago minima (L.) L burr medickMedicago orbicularis (L.) Bartalini blackdisk medickMedicago polymorpha L burcloverMedicago praecox DC Mediterranean medickMedicago sativa L alfalfaMedicago sativa ssp. sativa L alfalfaMelilotus albus Medik = Melilotus officinalisMelilotus indicus (L.) All annual yellow sweetcloverMelilotus officinalis (L.) Lam

yellow sweetcloverOlneya tesota Gray desert ironwoodOrnithopus perpusillus L little white birdsfootOrnithopus pinnatus (P. Mill.) Druce yellow birdsfootOrnithopus sativus Brot common birdsfootOrnithopus sativus ssp. isthmocarpus (Coss.) Dostal common birdsfootOxytropis borealis DCOxytropis borealis var. viscida (Nutt.) WelshOxytropis deflexa (Pallas) DC hangpod crazyweedOxytropis deflexa var. sericea Torr. & Gray longstem hangpod crazyweedOxytropis oreophila Gray roundleaf crazyweedOxytropis oreophila var. oreophila Gray mountain locoweedOxytropis parryi Gray Parry's crazyweedParaserianthes lophantha (Willd.) I. Nielsen plume albiziaParkinsonia aculeata L Jerusalem thornParkinsonia florida (Benth. ex Gray) S. Wats blue paloverdeParkinsonia microphylla Torr yellow paloverdePediomelum californicum (S. Wats.) Rydb California scurfpeaPediomelum castoreum (S. Wats.) Rydb beaver scurfpeaPediomelum mephiticum (S. Wats.) Rydb skunktopPeteria thompsoniae S. Wats Thompson's peteriaPhaseolus filiformis Benth slimjim beanPickeringia montana Nutt. ex Torr. & Gray Montana chaparral peaPickeringia montana var. montana Nutt. ex Torr. & Gray Montana chaparral pea


Pickeringia montana var. tomentosa (Abrams) I.M. Johnston Montana chaparral peaPisum sativum L garden peaProsopis glandulosa Torr honey mesquiteProsopis glandulosa var. glandulosa Torr honey mesquiteProsopis glandulosa var. torreyana (L. Benson) M.C. Johnston western honey mesquiteProsopis pubescens Benth screwbean mesquiteProsopis strombulifera (Lam.) Benth Argentine screwbeanProsopis velutina Woot velvet mesquitePsoralea californica S. Wats = Pediomelum californicumPsoralea douglasii Greene = Hoita macrostachyaPsoralea lanceolata Pursh = Psoralidium lanceolatumPsoralea macrostachya DC = Hoita macrostachyaPsoralea mephitica S. Wats = Pediomelum mephiticumPsoralea orbicularis Lindl = Hoita orbicularisPsoralea physodes Dougl. ex Hook = Rupertia physodesPsoralea rigida Parish = Rupertia rigidaPsoralidium lanceolatum (Pursh) Rydb lemon scurfpeaPsorothamnus arborescens (Torr. ex Gray) Barneby Mojave daleaPsorothamnus arborescens var. arborescens (Torr. ex Gray) Barneby Saunder's daleaPsorothamnus arborescens var. minutifolius (Parish) Barneby Johnson's daleaPsorothamnus arborescens var. simplifolius (Parish) Barneby California daleaPsorothamnus emoryi (Gray) Rydb dyebushPsorothamnus fremontii (Torr. ex Gray) Barneby

Fremont's daleaPsorothamnus fremontii var. attenuatus Barneby Fremont's daleaPsorothamnus fremontii var. fremontii (Torr. ex Gray) Barneby Fremont's daleaPsorothamnus polydenius (Torr. ex S. Wats.) Rydb Nevada smokebushPsorothamnus polydenius var. polydenius (Torr. ex S. Wats.) Rydb Nevada smokebushPsorothamnus schottii (Torr.) Barneby Schott's daleaPsorothamnus spinosus (Gray) Barneby smoketreeRobinia neomexicana Gray New Mexico locustRobinia neomexicana var. neomexicana Gray New Mexico locustRobinia pseudoacacia L black locustRupertia physodes (Dougl. ex Hook.) J. Grimes California teaRupertia rigida (Parish) J. Grimes Parish's California teaSarothamnus scoparius (L.) Wimmer ex Koch = Cytisus scopariusSenna alata (L.) Roxb emperor's candlesticksSenna armata (S. Wats.) Irwin & Barneby desertsennaSenna covesii (Gray) Irwin & Barneby Coves' cassiaSenna didymobotrya (Fresen.) Irwin & Barneby African wild sensitive plantSenna hirsuta (L.) Irwin & Barneby woolly wild sensitive plantSenna hirsuta var. hirsuta (L.) Irwin & Barneby woolly wild sensitive plantSesbania herbacea (P. Mill.) McVaughSpartium junceum L Spanish broomSphaerophysa salsula (Pallas) DC alkali swainsonpeaThermopsis californica S. WatsThermopsis californica var. argentata (Greene) C.J. Chen & B.L. Turner


Thermopsis californica var. semota (Jepson) C.J. Chen & B.L. TurnerThermopsis gracilis T.J. HowellThermopsis gracilis var. gracilis T.J. HowellThermopsis macrophylla Hook. & Arn California goldenbannerThermopsis macrophylla var. macrophylla Hook. & Arn California goldenbannerTrifolium albopurpureum Torr. & Gray rancheria cloverTrifolium amoenum Greene showy Indian cloverTrifolium andersonii Gray fiveleaf cloverTrifolium andersonii ssp. andersonii Gray Anderson's cloverTrifolium andersonii ssp. beatleyae J. Gillett Beatley's cloverTrifolium andersonii ssp. monoense (Greene) J. Gillett Mono cloverTrifolium angustifolium L narrowleaf crimson cloverTrifolium arvense L rabbitfoot cloverTrifolium aureum Pollich golden cloverTrifolium barbigerum Torr bearded cloverTrifolium barbigerum var. andrewsii Gray Andrews' cloverTrifolium barbigerum var. barbigerum Torr bearded cloverTrifolium beckwithii Brewer ex S. Wats Beckwith's cloverTrifolium bifidum Gray notchleaf cloverTrifolium bolanderi Gray parasol cloverTrifolium breweri S. Wats forest cloverTrifolium campestre Schreb field cloverTrifolium ciliolatum Benth foothill cloverTrifolium cyathiferum Lindl

cup cloverTrifolium dedeckerae J. Gillett Dedecker's cloverTrifolium depauperatum Desv cowbag cloverTrifolium depauperatum var. amplectens (Torr. & Gray) S. Wats balloon sack cloverTrifolium depauperatum var. depauperatum Desv cowbag cloverTrifolium depauperatum var. diversifolium (Nutt.) McDermott balloon sack cloverTrifolium depauperatum var. stenophyllum (Nutt.) McDermott balloon sack cloverTrifolium dichotomum Hook. & Arn branched Indian cloverTrifolium dubium Sibthorp suckling cloverTrifolium eriocephalum Nutt woollyhead cloverTrifolium eriocephalum ssp. cusickii (Piper) J. Gillett Cusick's cloverTrifolium eriocephalum ssp. eriocephalum Nutt woollyhead cloverTrifolium fragiferum L strawberry cloverTrifolium fucatum Lindl bull cloverTrifolium glomeratum L clustered cloverTrifolium gracilentum Torr. & Gray pinpoint cloverTrifolium gracilentum var. gracilentum Torr. & Gray pinpoint cloverTrifolium gracilentum var. palmeri (S. Wats.) McDermott Palmer's cloverTrifolium gymnocarpon Nutt hollyleaf cloverTrifolium gymnocarpon ssp. plummerae (S. Wats.) J. Gillett Plummer's cloverTrifolium hirtum All rose cloverTrifolium howellii S. Wats canyon cloverTrifolium hybridum L alsike clover


Trifolium incarnatum L crimson cloverTrifolium lemmonii S. Wats Lemmon's cloverTrifolium longipes Nutt longstalk cloverTrifolium longipes ssp. atrorubens (Greene) J. Gillett longstalk cloverTrifolium longipes ssp. elmeri (Greene) J. Gillett Elmer's cloverTrifolium longipes ssp. hansenii (Greene) J. Gillett Hansen's cloverTrifolium longipes ssp. longipes Nutt longstalk cloverTrifolium longipes ssp. oreganum (T.J. Howell) J. Gillett Oregon cloverTrifolium longipes ssp. shastense (House) J. Gillett Shasta cloverTrifolium macraei Hook. & Arn Chilean cloverTrifolium macrocephalum (Pursh) Poir largehead cloverTrifolium microcephalum Pursh smallhead cloverTrifolium microdon Hook. & Arn thimble cloverTrifolium monanthum Gray mountain carpet cloverTrifolium monanthum ssp. grantianum (Heller) J. Gillett mountain carpet cloverTrifolium monanthum ssp. monanthum Gray mountain carpet cloverTrifolium monanthum ssp. parvum (Kellogg) J. Gillett mountain carpet cloverTrifolium monanthum ssp. tenerum (Eastw.) J. Gillett mountain carpet cloverTrifolium obtusiflorum Hook. f clammy cloverTrifolium oliganthum Steud fewflower cloverTrifolium olivaceum Greene olive cloverTrifolium polyodon Greene Pacific Grove cloverTrifolium pratense L

red cloverTrifolium productum Greene Shasta cloverTrifolium repens L white cloverTrifolium resupinatum L reversed cloverTrifolium subterraneum L subterranean cloverTrifolium trichocalyx Heller Monterey cloverTrifolium variegatum Nutt whitetip cloverTrifolium willdenowii Spreng tomcat cloverTrifolium wormskioldii Lehm cows cloverUlex europaeus L common gorseVicia americana Muhl. ex Willd American vetchVicia americana ssp. americana Muhl. ex Willd American vetchVicia americana ssp. minor (Hook.) C.R. Gunn mat vetchVicia benghalensis L reddish tufted vetchVicia cracca L bird vetchVicia disperma DC European vetchVicia ervilia (L.) Willd blister vetchVicia faba L horsebeanVicia hassei S. Wats Hasse's vetchVicia hirsuta (L.) S.F. Gray tiny vetchVicia ludoviciana Nutt Louisiana vetchVicia ludoviciana ssp. ludoviciana Nutt slim vetchVicia lutea L smooth yellow vetch


Vicia nigricans Hook. & Arn black vetchVicia nigricans ssp. gigantea (Hook.) Lassetter & Gunn giant vetchVicia pannonica Crantz Hungarian vetchVicia sativa L common vetchVicia sativa ssp. nigra (L.) Ehrh common vetchVicia sativa ssp. sativa L garden vetchVicia tetrasperma (L.) Schreb lentil vetchVicia tetrasperma var. tetrasperma (L.) Moench lentil vetchVicia villosa Roth winter vetchVicia villosa ssp. varia (Host) Corb winter vetchVicia villosa ssp. villosa Roth winter vetch

LEMNACEAELemna aequinoctialis Welw. lesser duckweedLemna gibba L. swollen duckweedLemna minor L. common duckweedLemna minuta Kunth least duckweedLemna perpusilla Torr. minute duckweedLemna trisulca L. star duckweedLemna turionifera Landolt turion duckweedLemna valdiviana Phil. valdivia duckweedSpirodela polyrrhiza (L.) Schleid. common duckweedSpirodela punctata (G.F.W. Mey.) C.H. Thompson dotted duckweed

Wolffia arrhiza (L.) Horkel ex C.F.H. Wimmer spotless watermealWolffia borealis (Engelm. ex Hegelm.) Landolt ex Landolt & Wildi northern watermealWolffia braziliensis Weddell Brazilian watermealWolffia columbiana Karst. Columbian watermealWolffia globosa (Roxb.) Hartog & Plas Asian watermealWolffiella lingulata (Hegelm.) Hegelm. tongueshape bogmatWolffiella oblonga (Phil.) Hegelm. saber bogmat

LENNOACEAEAmmobroma sonorae Torr. ex Gray = Pholisma sonoraePholisma arenarium Nutt. ex Hook. desert christmas treePholisma sonorae (Torr. ex Gray) Yatskievych sandfood

LENTIBULARIACEAEPinguicula macroceras Link California butterwortUtricularia fibrosa Walt. fibrous bladderwortUtricularia gibba L. humped bladderwortUtricularia intermedia Hayne flatleaf bladderwortUtricularia macrorhiza Le Conte common bladderwortUtricularia minor L. lesser bladderwort

LILIACEAEAllium abramsii (Ownbey & Aase) McNeal Abrams' alliumAllium acuminatum Hook. tapertip onionAllium amplectens Torr.


narrowleaf onionAllium anceps Kellogg twinleaf onionAllium atrorubens S. Wats. darkred onionAllium atrorubens var. atrorubens S. Wats. darkred onionAllium atrorubens var. cristatum (S. Wats.) McNeal wild onionAllium bisceptrum S. Wats. twincrest onionAllium bisceptrum var. bisceptrum S. Wats. twincrest onionAllium bolanderi S. Wats. Bolander's onionAllium bolanderi var. bolanderi S. Wats. Bolander's onionAllium bolanderi var. stenanthum (E. Drew) Jepson Bolander's onionAllium burlewii A. Davids. Burlew's onionAllium campanulatum S. Wats. dusky onionAllium cratericola Eastw. Cascade onionAllium crispum Greene crinkled onionAllium denticulatum (Ownbey & Aase) McNeal toothed wild onionAllium diabolense (Ownbey & Aase) McNeal wild onionAllium dichlamydeum Greene coastal onionAllium falcifolium Hook. & Arn. scytheleaf onionAllium fimbriatum S. Wats. fringed onionAllium fimbriatum var. fimbriatum S. Wats. fringed onionAllium fimbriatum var. mohavense (Tidestrom) Jepson Mojave fringed onionAllium fimbriatum var. purdyi (Eastw.) Ownbey & Aase Purdy's fringed onionAllium haematochiton S. Wats. redskin onion

Allium hickmanii Eastw. Hickman's onionAllium hoffmanii Ownbey beegum onionAllium howellii Eastw. Howell's onionAllium howellii var. clokeyi Ownbey & Aase Clokey's onionAllium howellii var. howellii Eastw. Howell's onionAllium howellii var. sanbenitense (Traub) Ownbey & Aase San Benito onionAllium hyalinum Curran glassy onionAllium jepsonii (Ownbey & Aase) S. Denison & McNeal Jepson's onionAllium lacunosum S. Wats. pitted onionAllium lacunosum var. davisiae (M.E. Jones) McNeal & Ownbey pitted onionAllium lacunosum var. kernense McNeal & Ownbey Kern's pitted onionAllium lacunosum var. lacunosum S. Wats. pitted onionAllium lacunosum var. micranthum Eastw. pitted onionAllium lemmonii S. Wats. Lemmon's onionAllium membranaceum Ownbey papery onionAllium monticola A. Davids. San Bernardino Mountain onionAllium monticola var. monticola A. Davids. San Bernardino Mountain onionAllium munzii (Ownbey & Aase) McNeal Munz's alliumAllium neapolitanum Cirillo white garlicAllium nevadense S. Wats. Nevada onionAllium nevadense var. nevadense S. Wats. Nevada onionAllium obtusum J.G. Lemmon red Sierran onionAllium obtusum var. conspicuum Mortola & McNeal


red Sierran onionAllium obtusum var. obtusum J.G. Lemmon red Sierran onionAllium parishii S. Wats. Parish's onionAllium parryi S. Wats. Parry's fringed onionAllium parvum Kellogg small onionAllium peninsulare J.G. Lemmon ex Greene Mexicali onionAllium platycaule S. Wats. broadstemmed onionAllium praecox Brandeg. early onionAllium sanbornii Wood Sanborn's onionAllium sanbornii var. congdonii Jepson Congdon's onionAllium sanbornii var. sanbornii Wood Sanborn's onionAllium serra McNeal & Ownbey jeweled onionAllium serratum S. Wats. pompom onionAllium sharsmithiae (Ownby & Aase) McNealAllium shevockii McNeal Spanish needle onionAllium siskiyouense Ownbey Siskiyou onionAllium tolmiei (Hook.) Baker ex S. Wats. Tolm's onionAllium tribracteatum Torr. threebract onionAllium triquetrum L. threecorner leekAllium tuolumnense (Ownbey & Aase) S. Denison & McNeal serpentine onionAllium unifolium Kellogg oneleaf onionAllium validum S. Wats. Pacific onionAllium yosemitense Eastw. Yosemite onionAndrostephium breviflorum S. Wats.

pink funnellilyAsparagus asparagoides (L.) Druce African asparagus fernAsparagus densiflorus (Kunth) Jessop Sprenger's asparagus fernAsparagus officinalis L. garden asparagusAsphodelus fistulosus L. onionweedBloomeria crocea (Torr.) Coville common goldenstarsBloomeria crocea var. aurea (Kellogg) Ingram common goldenstarsBloomeria crocea var. crocea (Torr.) Coville common goldenstarsBloomeria crocea var. montana (Greene) Ingram common goldenstarsBloomeria humilis Hoover dwarf goldenstarsBrodiaea appendiculata Hoover appendage clusterlilyBrodiaea californica Lindl. California clusterlilyBrodiaea californica var. leptandra (Greene) HooverBrodiaea coronaria (Salisb.) Engl. harvest clusterlilyBrodiaea coronaria ssp. coronaria (Salisb.) Engl. harvest clusterlilyBrodiaea coronaria ssp. rosea (Greene) Niehaus harvest clusterlilyBrodiaea elegans Hoover elegant clusterlilyBrodiaea elegans ssp. elegans Hoover elegant clusterlilyBrodiaea filifolia S. Wats. threadleaf clusterlilyBrodiaea insignis (Jepson) Niehaus Kaweah clusterlilyBrodiaea jolonensis Eastw. chaparral clusterlilyBrodiaea kinkiensis Niehaus San Clemente Island clusterlilyBrodiaea minor (Benth.) S. Wats. vernalpool clusterlilyBrodiaea orcuttii (Greene) Baker


Orcutt's clusterlilyBrodiaea pallida Hoover Chinese Camp clusterlilyBrodiaea purdyi Eastw. Sierran clusterlilyBrodiaea stellaris S. Wats. starflower clusterlilyBrodiaea terrestris Kellogg dwarf clusterlilyBrodiaea terrestris ssp. kernensis (Hoover) Niehaus Kern clusterlilyBrodiaea terrestris ssp. terrestris Kellogg dwarf clusterlilyCalochortus albus Dougl. ex Benth. white globelilyCalochortus amabilis Purdy short lilyCalochortus amoenus Greene purple globelilyCalochortus bruneaunis A. Nels. & J.F. Macbr. Bruneau Mariposa lilyCalochortus catalinae S. Wats. Santa Catalina Mariposa lilyCalochortus clavatus S. Wats. clubhair Mariposa lilyCalochortus clavatus var. avius Jepson clubhair Mariposa lilyCalochortus clavatus var. clavatus S. Wats. clubhair Mariposa lilyCalochortus clavatus var. gracilis Ownbey clubhair Mariposa lilyCalochortus clavatus var. pallidus (Hoover) R. Fiedler & P. Zebell clubhair Mariposa lilyCalochortus clavatus var. recurvifolius (Hoover) R. Fiedler & P. Zebell clubhair Mariposa lilyCalochortus coeruleus (Kellogg) S. Wats. beavertail grassCalochortus coeruleus var. coeruleus (Kellogg) S. Wats. beavertail grassCalochortus concolor (Baker) Purdy goldenbowl Mariposa lilyCalochortus dunnii Purdy Dunn's Mariposa lilyCalochortus elegans Pursh northwestern Mariposa lily

Calochortus elegans var. nanus WoodCalochortus elegans var. oreophilus Ownbey elegant Mariposa lilyCalochortus excavatus Greene Inyo Mariposa lilyCalochortus flexuosus S. Wats. winding Mariposa lilyCalochortus greenei S. Wats. Greene's Mariposa lilyCalochortus invenustus Greene plain Mariposa lilyCalochortus kennedyi Porter desert Mariposa lilyCalochortus leichtlinii Hook. f. smokey MariposaCalochortus longebarbatus S. Wats. longbeard Mariposa lilyCalochortus longebarbatus var. longebarbatus S. Wats. longbeard Mariposa lilyCalochortus luteus Dougl. ex Lindl. yellow Mariposa lilyCalochortus macrocarpus Dougl. sagebrush Mariposa lilyCalochortus macrocarpus var. macrocarpus Dougl. sagebrush Mariposa lilyCalochortus minimus Ownbey Sierran Mariposa lilyCalochortus monanthus Ownbey Shasta River Mariposa lilyCalochortus monophyllus (Lindl.) Lem. yellow startulipCalochortus nudus S. Wats. naked Mariposa lilyCalochortus obispoensis J.G. Lemmon San Luis Mariposa lilyCalochortus palmeri S. Wats. Palmer's Mariposa lilyCalochortus palmeri var. munzii Ownbey Munz's Mariposa lilyCalochortus palmeri var. palmeri S. Wats. Palmer's Mariposa lilyCalochortus panamintensis (Ownbey) Reveal Panamint Mountain Mariposa lilyCalochortus persistens Ownbey Siskiyou Mariposa lily


Calochortus plummerae Greene Plummer's Mariposa lilyCalochortus pulchellus Dougl. ex Benth. Mount Diablo globelilyCalochortus raichei Farwig & Girard Cedars Mariposa lilyCalochortus simulans (Hoover) Munz San Luis Obispo Mariposa lilyCalochortus splendens Dougl. ex Benth. splendid Mariposa lilyCalochortus striatus Parish alkali Mariposa lilyCalochortus superbus Purdy ex J.T. Howell yellow MariposaCalochortus tiburonensis A.J. Hill Tiburon Mariposa lilyCalochortus tolmiei Hook. & Arn. Tolmie startulipCalochortus umbellatus Wood Oakland Mariposa lilyCalochortus uniflorus Hook. & Arn. Monterey Mariposa lilyCalochortus venustus Dougl. ex Benth. butterfly Mariposa lilyCalochortus vestae Purdy coast range Mariposa lilyCalochortus weedii Wood Weed's Mariposa lilyCalochortus weedii var. intermedius Ownbey Weed's Mariposa lilyCalochortus weedii var. vestus Purdy Weed's Mariposa lilyCalochortus weedii var. weedii Wood Weed's Mariposa lilyCalochortus westonii Eastw. Shirley Meadows Mariposa lilyCamassia leichtlinii (Baker) S. Wats. large camasCamassia leichtlinii ssp. suksdorfii (Greenm.) Gould Suksdorf's large camasCamassia quamash (Pursh) Greene small camasCamassia quamash ssp. breviflora Gould small camasCamassia quamash ssp. linearis Gould

small camasChlorogalum angustifolium Kellogg narrowleaf soapplantChlorogalum grandiflorum Hoover red hills soapplantChlorogalum parviflorum S. Wats. smallflower soapplantChlorogalum pomeridianum (DC.) Kunth wavyleaf soapplantChlorogalum pomeridianum var. divaricatum (Lindl.) Hoover wavyleaf soapplantChlorogalum pomeridianum var. minus Hoover wavyleaf soapplantChlorogalum pomeridianum var. pomeridianum (DC.) Kunth wavyleaf soapplantChlorogalum purpureum Brandeg. purple anoleChlorogalum purpureum var. purpureum Brandeg. purple anoleChlorogalum purpureum var. reductum Hoover purple anoleChlorophytum capense (L.) Voss bracketplantClintonia andrewsiana Torr. western bluebeadlilyClintonia uniflora (Menzies ex J.A. & J.H. Schultes) Kunth bride's bonnetDichelostemma capitatum (Benth.) Wood bluedicksDichelostemma capitatum ssp. capitatum (Benth.) Wood bluedicksDichelostemma ida-maia (Wood) Greene Ida May's snakelilyDichelostemma multiflorum (Benth.) Heller roundtooth snakelilyDichelostemma venustum (Greene) Hoover rose firecracker flowerDichelostemma volubile (Kellogg) Heller twining snakelilyDisporum hookeri (Torr.) Nichols. drops of goldDisporum hookeri var. hookeri (Torr.) Nichols. Hooker's drops of goldDisporum hookeri var. parvifolium (S. Wats.) Britt.Disporum hookeri var. trachyandrum (Torr.) Q. Jones


drops of goldDisporum smithii (Hook.) Piper largeflower fairybellsErythronium californicum Purdy California fawnlilyErythronium citrinum S. Wats. cream fawnlilyErythronium grandiflorum Pursh dogtooth lilyErythronium grandiflorum ssp. chrysandrum Applegate yellow avalanchelilyErythronium grandiflorum ssp. grandiflorum Pursh yellow avalanchelilyErythronium helenae Applegate Pacific fawnlilyErythronium hendersonii S. Wats. Henderson's fawnlilyErythronium howellii S. Wats. Howell's fawnlilyErythronium klamathense Applegate Klamath fawnlilyErythronium multiscapoideum (Kellogg) A. Nels. & Kennedy Sierran fawnlilyErythronium oregonum Applegate giant white fawnlilyErythronium oregonum ssp. leucandrum (Applegate) Applegate giant white fawnlilyErythronium pluriflorum Shevock, Bartel & Allen manyflower fawnlilyErythronium purpurascens S. Wats. purple fawnlilyErythronium pusaterii (Munz & J.T. Howell) Shevock, Bartel & Allen Kaweah Lakes fawnlilyErythronium revolutum Sm. mahogany fawnlilyErythronium tuolumnense Applegate Mother Lode troutlilyFritillaria affinis (Schultes) SealyFritillaria affinis var. affinis (Schultes) SealyFritillaria agrestis Greene stinkbellsFritillaria atropurpurea Nutt. spotted missionbellsFritillaria biflora Lindl. chocolatelily

Fritillaria brandegei Eastw. greenhorn missionbellsFritillaria eastwoodiae Macfarlane Butte County missionbellsFritillaria falcata (Jepson) D.E. Beetle talus missionbellsFritillaria glauca Greene Siskiyou missionbellsFritillaria grayana Reichenb. f. & Baker Gray's missionbellsFritillaria liliacea Lindl. fragrant missionbellsFritillaria micrantha Heller brown missionbellsFritillaria ojaiensis A. Davids. Ojai missionbellsFritillaria pinetorum A. Davids. pinewoods missionbellsFritillaria pluriflora Torr. ex Benth. adobelilyFritillaria pudica (Pursh) Spreng. yellow missionbellsFritillaria purdyi Eastw. Purdy's missionbellsFritillaria recurva Benth. scarlet missionbellsFritillaria striata Eastw. striped missionbellsFritillaria viridea Kellogg San Benito missionbellsHastingsia alba (Dur.) S. Wats. white rushlilyHastingsia serpenticola Becking Klamath rushlilyHesperocallis undulata Gray desertlilyHyacinthus orientalis L. garden hyacinthIpheion uniflorum (Graham) Raf. springstarKniphofia uvaria (L.) Oken redhot pokerLeucocrinum montanum Nutt. ex Gray common starlilyLilium bolanderi S. Wats.


Bolander's lilyLilium columbianum hort. ex Baker Columbian lilyLilium humboldtii Roezl & Leichtl. ex Duchartre Humboldt's lilyLilium humboldtii ssp. humboldtii Roezl & Leichtl. ex Duchartre Humboldt's lilyLilium humboldtii ssp. ocellatum (Kellogg) Thorne Humboldt's lilyLilium kelleyanum J.G. Lemmon Kelley's lilyLilium kelloggii Purdy Kellogg's lilyLilium maritimum Kellogg coastal lilyLilium occidentale Purdy Eureka lilyLilium pardalinum Kellogg leopard lilyLilium pardalinum ssp. pardalinum Kellogg Pitkin Marsh lilyLilium pardalinum ssp. vollmeri (Eastw.) Skinner Vollmer's lilyLilium pardalinum ssp. wigginsii (Beane & Vollmer) Skinner, comb. nov. ined.Lilium parryi S. Wats. Parry's lilyLilium parvum Kellogg Sierran tiger lilyLilium rubescens S. Wats. redwood lilyLilium washingtonianum Kellogg Washington lilyLilium washingtonianum var. purpurascens Stearn Cascade lilyLilium washingtonianum var. washingtonianum Kellogg Washington lilyMaianthemum dilatatum (Wood) A. Nels. & J.F. Macbr. twoleaf false Solomon's sealMaianthemum racemosum (L.) Link feathery false Solomon's sealMaianthemum racemosum ssp. amplexicaule (Nutt.) LaFrankie western Solomon's sealMaianthemum stellatum (L.) Link starry false Solomon's seal

Muilla clevelandii (S. Wats.) Hoover San Diego goldenstarMuilla coronata Greene crowned muillaMuilla maritima (Torr.) S. Wats. sea muillaMuilla transmontana Greene inland muillaMuscari botryoides (L.) P. Mill. common grapehyacinthNarcissus tazetta L. cream narcissusNarthecium californicum Baker California bog asphodelNothoscordum gracile (Ait.) Stearn fragrant false garlicOdontostomum hartwegii Torr. Hartweg's dollslilyScoliopus bigelovii Torr. California fetid adderstongueSmilacina . = Maianthemum Stenanthium occidentale Gray western stenanthiumStreptopus amplexifolius (L.) DC. claspleaf twistedstalkStreptopus amplexifolius var. amplexifolius (L.) DC. American twistedstalkTofieldia glutinosa (Michx.) Pers. glutin tofieldiaTofieldia glutinosa ssp. occidentalis (S. Wats.) C.L. Hitchc. western tofieldiaTrillium albidum J.D. Freeman giant white wakerobinTrillium angustipetalum (Torr.) J.D. Freeman narrowpetal wakerobinTrillium chloropetalum (Torr.) T.J. Howell giant wakerobinTrillium chloropetalum var. chloropetalum (Torr.) T.J. Howell giant wakerobinTrillium chloropetalum var. giganteum (Hook. & Arn.) Munz giant wakerobinTrillium kurabayashii J.D. Freeman giant purple wakerobinTrillium ovatum Pursh


Pacific trilliumTrillium ovatum ssp. oettingeri Munz & Thorne Oettinger's trilliumTrillium ovatum ssp. ovatum Pursh Pacific trilliumTrillium rivale S. Wats. brook wakerobinTriteleia bridgesii (S. Wats.) Greene Bridges' brodiaeaTriteleia clementina Hoover San Clemente Island tripletlilyTriteleia crocea (Wood) Greene yellow tripletlilyTriteleia crocea var. crocea (Wood) Greene yellow tripletlilyTriteleia crocea var. modesta (Hall) Hoover yellow tripletlilyTriteleia dudleyi Hoover Dudley's tripletlilyTriteleia grandiflora Lindl. wild hyacinthTriteleia grandiflora var. howellii (S. Wats.) HooverTriteleia hendersonii Greene Henderson's tripletlilyTriteleia hendersonii var. hendersonii Greene Henderson's tripletlilyTriteleia hyacinthina (Lindl.) Greene hyacinth brodiaeaTriteleia hyacinthina var. hyacinthina (Lindl.) Greene fool's onionTriteleia ixioides (Ait. f.) Greene prettyfaceTriteleia ixioides ssp. anilina (Greene) Lenz prettyfaceTriteleia ixioides ssp. cookii (Hoover) Lenz Cook's prettyfaceTriteleia ixioides ssp. ixioides (Ait. f.) Greene golden brodiaeaTriteleia ixioides ssp. scabra (Greene) Lenz prettyfaceTriteleia ixioides ssp. uniofolia Lenz prettyfaceTriteleia lilacinum GreeneTriteleia lugens Greene Coast Range tripletlily

Triteleia montana HooverTriteleia peduncularis Lindl. longray tripletlilyTriteleia unifolia (Lenz) Lenz oneflower tripletlilyTriteleia versicolor Hoover pinto tripletlilyUvularia amplexifolia L. = Streptopus amplexifolius var. amplexifoliusVeratrum californicum Dur. California false helleboreVeratrum californicum var. californicum Dur. California false helleboreVeratrum fimbriatum Gray fringed false helleboreVeratrum insolitum Jepson Siskiyou false helleboreVeratrum viride Ait. American false helleboreXerophyllum tenax (Pursh) Nutt. common beargrassZigadenus brevibracteatus (M.E. Jones) Hall desert deathcamasZigadenus exaltatus Eastw. giant deathcamasZigadenus fremontii (Torr.) Torr. ex S. Wats. Fremont's deathcamasZigadenus fremontii var. fremontii (Torr.) Torr. ex S. Wats. Fremont's deathcamasZigadenus micranthus Eastw. smallflower deathcamasZigadenus micranthus var. fontanus (Eastw.) O.S. Walsh ex McNealZigadenus paniculatus (Nutt.) S. Wats. foothill deathcamasZigadenus venenosus S. Wats. meadow deathcamasZigadenus venenosus var. venenosus S. Wats. meadow deathcamas

LIMNANTHACEAEFloerkea proserpinacoides Willd. false mermaidweedLimnanthes alba Hartw. ex Benth. white meadowfoam


Limnanthes alba ssp. alba Hartw. ex Benth. white meadowfoamLimnanthes alba ssp. versicolor (Greene) C.T. Mason white meadowfoamLimnanthes bakeri J.T. Howell Baker's meadowfoamLimnanthes douglasii R. Br. Douglas' meadowfoamLimnanthes douglasii ssp. douglasii R. Br. Douglas' meadowfoamLimnanthes douglasii ssp. nivea (C.T. Mason) C.T. Mason Douglas' meadowfoamLimnanthes douglasii ssp. rosea (Hartw. ex Benth.) C.T. Mason Douglas' meadowfoamLimnanthes douglasii ssp. sulphurea (C.T. Mason) C.T. Mason Douglas' meadowfoamLimnanthes floccosa T.J. Howell woolly meadowfoamLimnanthes floccosa ssp. bellingeriana (M.E. Peck) Arroyo woolly meadowfoamLimnanthes floccosa ssp. californica Arroyo California meadowfoamLimnanthes floccosa ssp. floccosa T.J. Howell woolly meadowfoamLimnanthes gracilis T.J. Howell slender meadowfoamLimnanthes gracilis ssp. gracilis T.J. Howell slender meadowfoamLimnanthes gracilis ssp. parishii (Jepson) Beauchamp Parish's slender meadowfoamLimnanthes montana Jepson mountain meadowfoamLimnanthes striata Jepson foothill meadowfoamLimnanthes vinculans Ornduff Sebastopol meadowfoam

LINACEAEHesperolinon adenophyllum (Gray) Small glandular dwarfflaxHesperolinon bicarpellatum (H.K. Sharsmith) H.K. Sharsmith twocarpel dwarfflaxHesperolinon breweri (Gray) Small Brewer's dwarfflax

Hesperolinon californicum (Benth.) Small California dwarfflaxHesperolinon clevelandii (Greene) Small Allen Springs dwarfflaxHesperolinon congestum (Gray) Small Marin dwarfflaxHesperolinon didymocarpum H.K. Sharsmith Lake County dwarfflaxHesperolinon disjunctum H.K. Sharsmith Coast Range dwarfflaxHesperolinon drymarioides (Curran) Small drymary dwarfflaxHesperolinon micranthum (Gray) Small smallflower dwarfflaxHesperolinon spergulinum (Gray) Small slender dwarfflaxHesperolinon tehamense H.K. Sharsmith Paskenta Grade dwarfflaxLinum bienne P. Mill. pale flaxLinum californicum Benth. = Hesperolinon californicumLinum clevelandii Greene = Hesperolinon clevelandiiLinum congestum Gray = Hesperolinon congestumLinum drymarioides Curran = Hesperolinon drymarioidesLinum grandiflorum Desf. flowering flaxLinum lewisii Pursh prairie flaxLinum lewisii var. alpicola Jepson prairie flaxLinum lewisii var. lewisii Pursh Lewis' flaxLinum puberulum (Engelm.) Heller plains flaxLinum usitatissimum L. common flaxSclerolinon digynum (Gray) Rogers digynum flax


LOASACEAEEucnide rupestris (Baill.) H.J. Thompson & Ernst rock stingbushEucnide urens (Parry ex Gray) Parry desert stingbushMentzelia affinis Greene yellowcometMentzelia albicaulis (Dougl. ex Hook.) Dougl. ex Torr. & Gray whitestem blazingstarMentzelia albicaulis var. albicaulis (Dougl. ex Hook.) Dougl. ex Torr. & Gray whitestem blazingstarMentzelia congesta Nutt. ex Torr. & Gray united blazingstarMentzelia congesta var. congesta Nutt. ex Torr. & Gray ventana blazingstarMentzelia crocea Kellogg Sierran blazingstarMentzelia desertorum (A. Davids.) H.J. Thompson & Roberts desert blazingstarMentzelia dispersa S. Wats. bushy blazingstarMentzelia dispersa var. compacta (A. Nels.) J.F. Macbr. Nevada blazingstarMentzelia dispersa var. dispersa S. Wats. bushy blazingstarMentzelia dispersa var. latifolia (Rydb.) J.F. Macbr. bushy blazingstarMentzelia dispersa var. obtusa Jepson Nevada blazingstarMentzelia eremophila (Jepson) H.J. Thompson & Roberts pinyon blazingstarMentzelia gracilenta (Nutt.) Torr. & Gray grass blazingstarMentzelia hirsutissima S. Wats. hairy blazingstarMentzelia involucrata S. Wats. whitebract blazingstarMentzelia involucrata var. involucrata S. Wats. whitebract blazingstarMentzelia involucrata var. megalantha I.M. Johnston whitebract blazingstarMentzelia jonesii (Urban & Gilg) H.J. Thompson & Roberts Jones' blazingstar

Mentzelia laevicaulis (Dougl. ex Hook.) Torr. & Gray smoothstem blazingstarMentzelia laevicaulis var. laevicaulis (Dougl. ex Hook.) Torr. & Gray smoothstem blazingstarMentzelia leucophylla Brandeg. Ash Meadows blazingstarMentzelia lindleyi Torr. & Gray Lindley's blazingstarMentzelia micrantha (Hook. & Arn.) Torr. & Gray San Luis blazingstarMentzelia montana (A. Davids.) A. Davids. variegatedbract blazingstarMentzelia multiflora (Nutt.) Gray manyflowered mentzeliaMentzelia multiflora var. longiloba (J. Darl.) Kartesz, comb. nov. ined.Mentzelia multiflora var. multiflora (Nutt.) Gray adonis blazingstarMentzelia nitens Greene shining blazingstarMentzelia nitens var. nitens Greene shining blazingstarMentzelia obscura H.J. Thompson & Roberts Pacific blazingstarMentzelia oreophila J. Darl. Argus blazingstarMentzelia pectinata Kellogg San Joaquin blazingstarMentzelia pterosperma Eastw. wingseed blazingstarMentzelia reflexa Coville reflexed blazingstarMentzelia torreyi Gray Torrey's blazingstarMentzelia tricuspis Gray spinyhair blazingstarMentzelia tridentata (A. Davids.) H.J. Thompson & Roberts threetooth blazingstarMentzelia veatchiana Kellogg whitestem blazingstarPetalonyx linearis Greene narrowleaf sandpaper plantPetalonyx nitidus S. Wats. shinyleaf sandpaper plantPetalonyx thurberi Gray Thurber's sandpaper plant


Petalonyx thurberi ssp. gilmanii (Munz) Davis & H.J. Thompson Death Valley sandpaper plantPetalonyx thurberi ssp. thurberi Gray Thurber's sandpaper plant

LYCOPODIACEAELycopodiella inundata (L.) Holub inundated clubmossLycopodium clavatum L. running clubmossLycopodium clavatum var. clavatum L. running clubmoss

LYTHRACEAEAmmannia auriculata Willd. eared redstemAmmannia coccinea Rottb. valley redstemAmmannia robusta Heer & Regel grand redstemLythrum californicum Torr. & Gray California loosestrifeLythrum hyssopifolia L. hyssop loosestrifeLythrum portula (L.) D.A. Webber spatulaleaf loosestrifeLythrum salicaria L. purple loosestrifeLythrum tribracteatum Salzm. ex Spreng. threebract loosestrifeRotala indica (Willd.) Koehne Indian toothcupRotala ramosior (L.) Koehne lowland rotala

MALVACEAEAbutilon palmeri Gray Palmer's Indian mallowAbutilon parvulum Gray dwarf Indian mallowAbutilon theophrasti Medik. velvetleafAlcea rosea L. hollyhock

Althaea rosea (L.) Cav. = Alcea roseaAnoda cristata (L.) Schlecht. crested anodaEremalche exilis (Gray) Greene white mallowEremalche parryi (Greene) Greene Parry's mallowEremalche parryi ssp. kernensis (C.B. Wolf) Bates Kern eremalcheEremalche rotundifolia (Gray) Greene desert fivespotHerissantia crispa (L.) Briz. bladdermallowHibiscus denudatus Benth. palefaceHibiscus moscheutos L. crimsoneyed rosemallowHibiscus moscheutos ssp. lasiocarpos (Cav.) O.J. Blanchard crimsoneyed rosemallowHibiscus trionum L. flower of an hourHorsfordia alata (S. Wats.) Gray pink velvetmallowHorsfordia newberryi (S. Wats.) Gray Newberry's velvetmallowIliamna bakeri (Jepson) Wiggins Baker's wildhollyhockIliamna latibracteata Wiggins California wildhollyhockLavatera arborea L. tree mallowLavatera assurgentiflora Kellogg malva rosaLavatera assurgentiflora ssp. assurgentiflora Kellogg malva rosaLavatera assurgentiflora ssp. glabra Philbrick malva rosaLavatera cretica L. Cornish mallowLavatera trimestris L. annual mallowMalacothamnus abbottii (Eastw.) Kearney Abbot's bushmallowMalacothamnus aboriginum (B.L. Robins.) Greene


Gray bushmallowMalacothamnus clementinus (Munz & Johnston) Kearney San Clemente Island bushmallowMalacothamnus davidsonii (B.L. Robins.) Greene Davidson's bushmallowMalacothamnus densiflorus (S. Wats.) Greene yellowstem bushmallowMalacothamnus fasciculatus (Nutt. ex Torr. & Gray) Greene Mendocino bushmallowMalacothamnus fremontii (Torr. ex Gray) Torr. ex Greene Fremon's bushmallowMalacothamnus jonesii (Munz) Kearney slender bushmallowMalacothamnus marrubioides (Dur. & Hilg.) Greene pinkflowered bushmallowMalacothamnus palmeri (S. Wats.) Greene Palmer's bushmallowMalva crispa (L.) L. curly mallowMalva neglecta Wallr. common mallowMalva nicaeensis All. bull mallowMalva parviflora L. cheeseweed mallowMalva sylvestris L. high mallowMalva verticillata L. cluster mallowMalvastrum Eastw. = Malacothamnus Malvella leprosa (Ortega) Krapov. alkali mallowModiola caroliniana (L.) G. Don Carolina bristlemallowSida hederacea (Dougl. ex Hook.) Torr. ex Gray = Malvella leprosaSida rhombifolia L. cuban juteSidalcea calycosa M.E. Jones annual checkermallowSidalcea calycosa ssp. calycosa M.E. Jones annual checkermallowSidalcea calycosa ssp. rhizomata (Jepson) Munz annual checkermallow

Sidalcea covillei Greene Owens Valley sidalceaSidalcea diploscypha (Torr. & Gray) Gray fringed checkermallowSidalcea glaucescens Greene waxy checkermallowSidalcea hartwegii Gray ex Benth. valley checkermallowSidalcea hickmanii Greene chaparral checkermallowSidalcea hickmanii ssp. anomala C.L. Hitchc. Cuesta Pass checkerSidalcea hickmanii ssp. hickmanii Greene Hickman's checkermallowSidalcea hickmanii ssp. parishii (B.L. Robins.) C.L. Hitchc. Parish's checkerSidalcea hickmanii ssp. viridis C.L. Hitchc. chaparral checkermallowSidalcea hirsuta Gray ex Benth. hairy checkermallowSidalcea keckii Wiggins Keck's checkermallowSidalcea malachroides (Hook. & Arn.) Gray mapleleaf checkermallowSidalcea malviflora (DC.) Gray ex Benth. dwarf checkermallowSidalcea malviflora ssp. asprella (Greene) C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. californica (Nutt. ex Torr. & Gray) C.L. Hitchc. California checkermallowSidalcea malviflora ssp. celata (Jepson) C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. dolosa C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. elegans (Greene) C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. laciniata C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. laciniata var. laciniata C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. laciniata var. sancta C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. malviflora (DC.) Gray ex Benth. dwarf checkermallowSidalcea malviflora ssp. nana (Jepson) C.L. Hitchc.


dwarf checkermallowSidalcea malviflora ssp. patula C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. purpurea C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. rostrata (Eastw.) Wiggins dwarf checkermallowSidalcea malviflora ssp. sparsifolia C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. sparsifolia var. hirsuta C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. sparsifolia var. sparsifolia C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. sparsifolia var. stellata C.L. Hitchc. dwarf checkermallowSidalcea malviflora ssp. sparsifolia var. uliginosa C.L. Hitchc. dwarf checkermallowSidalcea multifida Greene cutleaf checkermallowSidalcea neomexicana Gray New Mexico checkermallowSidalcea neomexicana ssp. thurberi (B.L. Robins. ex Gray) C.L. Hitchc. Thurber's checkermallowSidalcea oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSidalcea oregana ssp. eximia (Greene) C.L. Hitchc. Oregon checkermallowSidalcea oregana ssp. hydrophila (Heller) C.L. Hitchc. Oregon checkermallowSidalcea oregana ssp. oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSidalcea oregana ssp. oregana var. maxima (M.E. Peck) C.L. Hitchc. Oregon checkermallowSidalcea oregana ssp. oregana var. oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSidalcea oregana ssp. spicata (Regel) C.L. Hitchc. Oregon checkermallowSidalcea oregana ssp. valida (Greene) C.L. Hitchc. Oregon checkermallowSidalcea pedata Gray mountain checkermallowSidalcea ranunculacea Greene marsh checkermallowSidalcea reptans Greene

Sierran checkermallowSidalcea robusta Heller ex Roush Butte County checkermallowSidalcea setosa ssp. setosa C.L. Hitchc. Edgewood checkermallowSidalcea stipularis J.T. Howell & True Scadden Flat checkermallowSphaeralcea ambigua Gray desert globemallowSphaeralcea ambigua ssp. ambigua Gray apricot globemallowSphaeralcea ambigua ssp. monticola Kearney desert globemallowSphaeralcea ambigua ssp. rosacea (Munz & Johnston) Kearney rose globemallowSphaeralcea ambigua ssp. rugosa Kearney desert globemallowSphaeralcea angustifolia (Cav.) G. Don copper globemallowSphaeralcea coulteri (S. Wats.) Gray Coulter's globemallowSphaeralcea emoryi Torr. ex Gray Emory's globemallowSphaeralcea emoryi ssp. emoryi Torr. ex Gray Emory's globemallowSphaeralcea grossulariifolia (Hook. & Arn.) Rydb. gooseberryleaf globemallowSphaeralcea grossulariifolia ssp. grossulariifolia (Hook. & Arn.) Rydb. gooseberryleaf globemallowSphaeralcea munroana (Dougl. ex Lindl.) Spach ex Gray Munro's globemallowSphaeralcea munroana ssp. munroana (Dougl. ex Lindl.) Spach ex Gray Munro's globemallowSphaeralcea orcuttii Rose Carrizo Creek globemallowSphaeralcea parvifolia A. Nels. smallflower globemallowSphaeralcea rusbyi Gray Rusby's globemallowSphaeralcea rusbyi ssp. eremicola (Jepson) Kearney Rusby's globemallow

MARSILEACEAEMarsilea oligospora Goodding


Pacific watercloverMarsilea vestita Hook. & Grev. hairy pepperwortMarsilea vestita ssp. vestita Hook. & Grev. hairy pepperwortPilularia americana A. Braun American pillwort

MELIACEAEMelia azedarach L. Chinaberrytree

MENYANTHACEAEMenyanthes trifoliata L. common buckbean

MOLLUGINACEAEGlinus lotoides L. lotus sweetjuiceMollugo cerviana (L.) Ser. threadstem carpetweedMollugo verticillata L. green carpetweed

MONOTROPACEAEAllotropa virgata Torr. & Gray ex Gray sugarstickHemitomes congestum Gray coneplantMonotropa hypopithys L. pinesapMonotropa uniflora L. IndianpipePityopus californica (Eastw.) Copeland f. California pinefootPleuricospora fimbriolata Gray fringed pinesapPterospora andromedea Nutt. woodland pinedropsSarcodes sanguinea Torr. snowplant

MORACEAEFicus carica L. commonfigFicus palmata Forsk. Punjab figMorus alba L. white mulberry

MYOPORACEAEMyoporum laetum G. Forst. ngaio tree

MYRICACEAEMyrica californica Cham. Pacific bayberryMyrica hartwegii S. Wats. Sierran bayberry

MYRTACEAEEucalyptus X mortoniana Kinney (pro sp.) Morton eucalyptusEucalyptus camaldulensis Dehnhardt river redgumEucalyptus globulus Labill. Tasmanian bluegumEucalyptus polyanthemos Schauer redboxEucalyptus tereticornis Sm. forest redgumEucalyptus viminalis Labill. manna gumEugenia apiculata DC. shortleaf stopperLeptospermum laevigata (Soland. ex Gaertn.) F. Muell. coastal teatree

NAJADACEAENajas gracillima (A. Braun ex Engelm.) Magnus slender waternymphNajas graminea Delile ricefield waternymphNajas guadalupensis (Spreng.) Magnus


southern waternymphNajas guadalupensis var. guadalupensis (Spreng.) Magnus Guadalupe waternymphNajas marina L. spiny naiad

NELUMBONACEAENelumbo lutea Willd. American lotus

NYCTAGINACEAEAbronia alpina Brandeg. alpine sand verbenaAbronia alba Eastw. ramshaw sand verbenaAbronia insularis Standl. island sand verbenaAbronia latifolia Eschsch. coastal sand verbenaAbronia maritima Nutt. ex S. Wats. red sand verbenaAbronia minor Standl. little sand verbenaAbronia nana S. Wats. dwarf sand verbenaAbronia nana var. covillei (Heimerl) Munz Coville's dwarf sand verbenaAbronia nana var. nana S. Wats. dwarf sand verbenaAbronia neurophylla Standl. beach sand verbenaAbronia platyphylla Standl. broadleaf sand verbenaAbronia pogonantha Heimerl Mojave sand verbenaAbronia turbinata Torr. ex S. Wats. transmontane sand verbenaAbronia umbellata Lam. pink sand verbenaAbronia umbellata ssp. breviflora (Standl.) Munz pink sand verbenaAbronia umbellata ssp. umbellata Lam. pink sand verbena

Abronia umbellata ssp. variabilis (Standl.) Munz variable pink sand verbenaAbronia villosa S. Wats. desert sand verbenaAbronia villosa var. aurita (Abrams) Jepson desert sand verbenaAbronia villosa var. villosa S. Wats. desert sand verbenaAcleisanthes longiflora Gray angel's trumpetsAllionia incarnata L. trailing windmillsAnulocaulis annulatus (Coville) Standl. valley ringstemBoerhavia coccinea P. Mill. scarlet spiderlingBoerhavia coulteri (Hook. f.) S. Wats. Coulter's spiderlingBoerhavia diffusa L. red spiderlingBoerhavia intermedia M.E. Jones fivewing spiderlingBoerhavia triquetra S. Wats. slender spiderlingBoerhavia wrightii Gray largebract spiderlingMirabilis albida (Walt.) Heimerl white four o'clockMirabilis alipes (S. Wats.) Pilz winged four o'clockMirabilis bigelovii Gray neakstem four o'clockMirabilis bigelovii var. bigelovii Gray Bigelow's four o'clockMirabilis bigelovii var. retrorsa (Heller) Munz Bigelow's four o'clockMirabilis californica Gray California four o'clockMirabilis californica var. cedrosensis (Standl.) J.F. Macbr. California four o'clockMirabilis californica var. californica Gray wishbonebushMirabilis californica var. cordifolia (Dunkle) Dunkle California four o'clockMirabilis coccinea (Torr.) Benth. & Hook. f.


scarlet four o'clockMirabilis greenei S. Wats. Greene's four o'clockMirabilis jalapa L. marvel of PeruMirabilis linearis (Pursh) Heimerl narrowleaf four o'clockMirabilis multiflora (Torr.) Gray Colorado four o'clockMirabilis multiflora var. glandulosa (Standl.) J.F. Macbr. Colorado four o'clockMirabilis nyctaginea (Michx.) MacM. heartleaf four o'clockMirabilis pumila (Standl.) Standl. dwarf four o'clockMirabilis tenuiloba S. Wats. broadleaf four o'clockOxybaphus = Mirabilis Selinocarpus diffusus Gray spreading moonpodSelinocarpus nevadensis (Standl.) Fowler & Turner desert moonpodTripterocalyx crux-maltae (Kellogg) Standl. Lassen sandverbenaTripterocalyx micranthus (Torr.) Hook. smallflower sandverbena

NYMPHAEACEAENuphar lutea (L.) Sm. yellow pondlilyNuphar lutea ssp. polysepala (Engelm.) E.O. Beal Rocky Mountain pondlilyNuphar polysepala Engelm. = Nuphar lutea ssp. polysepala

OLEACEAEForestiera pubescens Nutt. stretchberryForestiera pubescens var. pubescens Nutt. stretchberryFraxinus anomala Torr. ex S. Wats. singleleaf ash

Fraxinus anomala var. anomala Torr. ex S. Wats. singleleaf ashFraxinus dipetala Hook. & Arn. two petal ashFraxinus latifolia Benth. Oregon ashFraxinus velutina Torr. velvet ashLigustrum ovalifolium Hassk. California privetMenodora scabra Gray rough menodoraMenodora scabra var. scabra Engelm. ex Gray rough menodoraMenodora spinescens Gray spiny menodoraOlea europaea L. olive

ONAGRACEAEBoisduvalia = Epilobium Camissonia andina (Nutt.) Raven sundrops eveningprimroseCamissonia arenaria (A. Nels.) Raven Fortuna Range suncupCamissonia benitensis Raven San Benito suncupCamissonia bistorta (Nutt. ex Torr. & Gray) Raven southern suncupCamissonia boothii (Dougl. ex Lehm.) Raven Booth's eveningprimroseCamissonia boothii ssp. alyssoides (Hook. & Arn.) Raven alyssum eveningprimroseCamissonia boothii ssp. boothii (Dougl. ex Lehm.) Raven Booth's suncupCamissonia boothii ssp. condensata (Munz) Raven shredding suncupCamissonia boothii ssp. decorticans (Hook. & Arn.) Raven shredding suncupCamissonia boothii ssp. desertorum (Munz) Raven desert suncupCamissonia boothii ssp. intermedia (Munz) Raven intermediate suncup


Camissonia brevipes (Gray) Raven yellow cupsCamissonia brevipes ssp. arizonica (Raven) Raven golden suncupCamissonia brevipes ssp. brevipes (Gray) Raven golden suncupCamissonia brevipes ssp. pallidula (Munz) Raven pallid suncupCamissonia californica (Nutt. ex Torr. & Gray) Raven California suncupCamissonia campestris (Greene) Raven Mojave suncupCamissonia campestris ssp. campestris (Greene) Raven Mojave suncupCamissonia campestris ssp. obispoensis Raven Obispo suncupCamissonia cardiophylla (Torr.) Raven heartleaf suncupCamissonia cardiophylla ssp. cardiophylla (Torr.) Raven heartleaf suncupCamissonia cardiophylla ssp. robusta (Raven) Raven heartleaf suncupCamissonia chamaenerioides (Gray) Raven longcapsule suncupCamissonia cheiranthifolia (Hornem. ex Spreng.) Raimann beach primroseCamissonia cheiranthifolia ssp. cheiranthifolia (Hornem. ex Spreng.) Raimann beach primroseCamissonia cheiranthifolia ssp. suffruticosa (S. Wats.) Raven beach suncupCamissonia claviformis (Torr. & Frem.) Raven browneyesCamissonia claviformis ssp. aurantiaca (Munz) Raven browneyesCamissonia claviformis ssp. claviformis (Torr. & Frem.) Raven browneyesCamissonia claviformis ssp. cruciformis (Kellogg) Raven browneyesCamissonia claviformis ssp. funerea (Raven) Raven browneyesCamissonia claviformis ssp. integrior (Raven) Raven browneyesCamissonia claviformis ssp. lancifolia (Heller) Raven lanceleaf browneyes

Camissonia claviformis ssp. peirsonii (Munz) Raven Peirson's browneyesCamissonia claviformis ssp. yumae (Raven) Raven Yuma browneyesCamissonia confusa Raven San Bernardino suncupCamissonia contorta (Dougl. ex Lehm.) Kearney plains eveningprimroseCamissonia graciliflora (Hook. & Arn.) Raven slenderflower suncupCamissonia guadalupensis (S. Wats.) Raven Guadalupe suncupCamissonia guadalupensis ssp. clementina (Raven) Raven Clementine suncupCamissonia hardhamiae Raven Hardham's suncupCamissonia heterochroma (S. Wats.) Raven purple suncupCamissonia hirtella (Greene) Raven Santa Cruz Island suncupCamissonia ignota (Jepson) Raven Jurupa Hills suncupCamissonia integrifolia Raven Kern River suncupCamissonia intermedia Raven intermediate suncupCamissonia kernensis (Munz) Raven Kern County suncupCamissonia kernensis ssp. gilmanii (Munz) Raven Gilman's suncupCamissonia kernensis ssp. kernensis (Munz) Raven Kern County suncupCamissonia lacustris Raven grassland suncupCamissonia lewisii Raven Los Angeles suncupCamissonia luciae Raven Santa Lucia suncupCamissonia micrantha (Hornem. ex Spreng.) Raven miniature suncupCamissonia minor (A. Nels.) Raven small eveningprimroseCamissonia multijuga (S. Wats.) Raven froststem suncupCamissonia munzii (Raven) Raven


Death Valley suncupCamissonia ovata (Nutt. ex Torr. & Gray) Raven goldeneggsCamissonia pallida (Abrams) Raven paleyellow suncupCamissonia pallida ssp. hallii (A. Davids.) Raven Hall's suncupCamissonia pallida ssp. pallida (Abrams) Raven paleyellow suncupCamissonia palmeri (S. Wats.) Raven Palmer eveningprimroseCamissonia parvula (Nutt. ex Torr. & Gray) Raven Lewis River suncupCamissonia pterosperma (S. Wats.) Raven wingfruit suncupCamissonia pubens (S. Wats.) Raven hairy suncupCamissonia pusilla Raven little wiry suncupCamissonia refracta (S. Wats.) Raven narrowleaf suncupCamissonia robusta Raven robust suncupCamissonia scapoidea (Nutt. ex Torr. & Gray) Raven barestem eveningprimroseCamissonia scapoidea ssp. scapoidea (Nutt. ex Torr. & Gray) Raven Seorsa eveningprimroseCamissonia sierrae Raven Sierran suncupCamissonia sierrae ssp. alticola Raven Sierran suncupCamissonia sierrae ssp. sierrae Raven Sierran suncupCamissonia strigulosa (Fisch. & C.A. Mey.) Raven sandysoil suncupCamissonia subacaulis (Pursh) Raven diffuseflower eveningprimroseCamissonia tanacetifolia (Torr. & Gray) Raven tansyleaf eveningprimroseCamissonia tanacetifolia ssp. quadriperforata Raven tansyleaf suncupCamissonia tanacetifolia ssp. tanacetifolia (Torr. & Gray) Raven tansyleaf eveningprimroseCamissonia walkeri (A. Nels.) Raven Walker's suncup

Camissonia walkeri ssp. tortilis (Jepson) Raven Walker's suncupChamaenerion angustifolium (L.) Scop. = Epilobium angustifolium ssp. angustifoliumCircaea alpina L. small enchanter's nightshadeCircaea alpina ssp. pacifica (Aschers. & Magnus) Raven small enchanter's nightshadeClarkia affinis H.F. & M.E. Lewis chaparral fairyfanClarkia amoena (Lehm.) A. Nels. & J.F. Macbr. farewell to springClarkia amoena ssp. amoena (Lehm.) A. Nels. & J.F. Macbr. farewell to springClarkia amoena ssp. huntiana (Jepson) H.F. & M.E. Lewis farewell to springClarkia amoena ssp. whitneyi (Gray) H.F. & M.E. Lewis Whitney's clarkiaClarkia arcuata (Kellogg) A. Nels. & J.F. Macbr. glandular fairyfanClarkia australis E. Small southern fairyfanClarkia biloba (Dur.) A. Nels. & J.F. Macbr. twolobe fairyfanClarkia biloba ssp. australis H.F. & M.E. Lewis twolobe fairyfanClarkia biloba ssp. biloba (Dur.) A. Nels. & J.F. Macbr. twolobe fairyfanClarkia biloba ssp. brandegeae (Jepson) H.F. & M.E. Lewis Brandegee's fairyfanClarkia borealis E. Small northern fairyfanClarkia borealis ssp. arida E. Small northern fairyfanClarkia borealis ssp. borealis E. Small northern fairyfanClarkia bottae (Spach) H.F. & M.E. Lewis Botta's fairyfanClarkia breweri (Gray) Greene Brewer's fairyfanClarkia concinna (Fisch. & C.A. Mey.) Greene redribbonsClarkia concinna ssp. automixa R.N. Bowman redribbonsClarkia concinna ssp. concinna (Fisch. & C.A. Mey.) Greene


redribbonsClarkia concinna ssp. raichei G. Allen, V. Ford & L. Gottlieb Raiche's clarkiaClarkia cylindrica (Jepson) H.F. & M.E. Lewis speckled fairyfanClarkia cylindrica ssp. clavicarpa W.S. Davis speckled fairyfanClarkia cylindrica ssp. cylindrica (Jepson) H.F. & M.E. Lewis speckled fairyfanClarkia davyi (Jepson) H.F. & M.E. Lewis Davy's fairyfanClarkia delicata (Abrams) A. Nels. & J.F. Macbr. Campo fairyfanClarkia dudleyana (Abrams) J.F. Macbr. Dudley's fairyfanClarkia epilobioides (Nutt. ex Torr. & Gray) A. Nels. & J.F. Macbr. canyon fairyfanClarkia exilis Lewis & Vasek Kern River fairyfanClarkia franciscana Lewis & Raven Presidio fairyfanClarkia gracilis (Piper) A. Nels. & J.F. Macbr. slender fairyfanClarkia gracilis ssp. albicaulis (Jepson) H.F. & M.E. Lewis slender fairyfanClarkia gracilis ssp. gracilis (Piper) A. Nels. & J.F. Macbr. slender fairyfanClarkia gracilis ssp. sonomensis (C.L. Hitchc.) H.F. & M.E. Lewis Sonoma fairyfanClarkia gracilis ssp. tracyi (Jepson) Abdel-Hamee & Snow Tracy's fairyfanClarkia heterandra (Torr.) Lewis & Raven clarkiaClarkia imbricata H.F. & M.E. Lewis Vine Hill fairyfanClarkia jolonensis Parnell Jolon fairyfanClarkia lassenensis (Eastw.) H.F. & M.E. Lewis Mt. Lassen fairyfanClarkia lewisii Raven & Parnell Lewis' fairyfanClarkia lingulata H.F. & M.E. Lewis Merced fairyfanClarkia mildrediae (Heller) H.F. & M.E. Lewis Mildred's fairyfan

Clarkia modesta Jepson Waltham Creek fairyfanClarkia mosquinii E. Small Mosquin's fairyfanClarkia mosquinii ssp. mosquinii E. Small Mosquin's fairyfanClarkia prostrata H.F. & M.E. Lewis prostrate fairyfanClarkia purpurea (W. Curtis) A. Nels. & J.F. Macbr. winecup fairyfanClarkia purpurea ssp. purpurea (W. Curtis) A. Nels. & J.F. Macbr. winecup fairyfanClarkia purpurea ssp. quadrivulnera (Dougl. ex Lindl.) H.F. & M.E. Lewis winecup fairyfanClarkia purpurea ssp. viminea (Dougl. ex Hook.) H.F. & M.E. Lewis winecup fairyfanClarkia rhomboidea Dougl. ex Hook. diamond fairyfanClarkia rostrata W.S. Davis beaked fairyfanClarkia rubicunda (Lindl.) H.F. & M.E. Lewis ruby chalice fairyfanClarkia similis Lewis & Ernst Ramona fairyfanClarkia speciosa H.F. & M.E. Lewis redspot fairyfanClarkia speciosa ssp. immaculata H.F. & M.E. Lewis redspot fairyfanClarkia speciosa ssp. nitens (H.F. & M.E. Lewis) Lewis & Raven clarkiaClarkia speciosa ssp. polyantha H.F. & M.E. Lewis redspot fairyfanClarkia speciosa ssp. speciosa H.F. & M.E. Lewis redspot fairyfanClarkia springvillensis Vasek Springville fairyfanClarkia stellata Mosquin Lake Almanor fairyfanClarkia tembloriensis Vasek Temblor Range fairyfanClarkia tembloriensis ssp. calientensis (Vasek) Holsinger Temblor Range fairyfanClarkia tembloriensis ssp. tembloriensis Vasek Temblor Range fairyfan


Clarkia unguiculata Lindl. elegant fairyfanClarkia virgata Greene Sierran fairyfanClarkia williamsonii (Dur. & Hilg.) H.F. & M.E. Lewis Fort Miller fairyfanClarkia xantiana Gray gunsight fairyfanEpilobium anagallidifolium Lam. alpine willowherbEpilobium angustifolium L. fireweedEpilobium angustifolium ssp. angustifolium L. fireweedEpilobium angustifolium ssp. circumvagum Mosquin fireweedEpilobium brachycarpum K. Presl autumn willowweedEpilobium canum (Greene) Raven hummingbird trumpetEpilobium canum ssp. angustifolium (Keck) Raven hummingbird trumpetEpilobium canum ssp. canum (Greene) Raven hummingbird trumpetEpilobium canum ssp. garrettii (A. Nels.) Raven Garrett's firechaliceEpilobium canum ssp. latifolium (Hook.) Raven hummingbird trumpetEpilobium ciliatum Raf. hairy willowherbEpilobium ciliatum ssp. ciliatum Raf. coast willowweedEpilobium ciliatum ssp. glandulosum (Lehm.) Hoch & Raven glandular willowweedEpilobium ciliatum ssp. watsonii (Barbey) Hoch & Raven northern willowherbEpilobium clavatum Trel. clubfruit willowherbEpilobium cleistogamum (Curran) Hoch & RavenEpilobium densiflorum (Lindl.) Hoch & RavenEpilobium foliosum (Torr. & Gray) Suksdorf California willowherbEpilobium glaberrimum Barbey smooth willowweedEpilobium glaberrimum ssp. fastigiatum (Nutt.) Hoch & Raven

smooth willowweedEpilobium glaberrimum ssp. glaberrimum Barbey smooth willowweedEpilobium halleanum Hausskn. glandular willowherbEpilobium hornemannii Reichenb. Hornemann's willowherbEpilobium hornemannii ssp. hornemannii Reichenb. Hornemann's willowherbEpilobium lactiflorum Hausskn. milkflower willowweedEpilobium latifolium L. dwarf fireweedEpilobium luteum Pursh yellow willowherbEpilobium minutum Lindl. ex Lehm. small willowweedEpilobium nivium Brandeg. Snow Mountain willowherbEpilobium obcordatum Gray heart willowweedEpilobium oreganum Greene Grants Pass willowherbEpilobium oregonense Hausskn. slimstem willowweedEpilobium pallidum (Eastw.) Hoch & RavenEpilobium pygmaeum (Speg.) Hoch & RavenEpilobium rigidum Hausskn. stiff willowherbEpilobium septentrionale (Keck) R.N. Bowman & Hoch northern willowherbEpilobium siskiyouense (Munz) Hoch & Raven Siskiyou willowherbEpilobium torreyi (S. Wats.) Hoch & RavenFuchsia magellanica Lam. hardy fuchsiaGaura coccinea Nutt. ex Pursh scarlet beeblossomGaura drummondii (Spach) Torr. & Gray Drummond's beeblossomGaura mckelveyae (Munz) Raven & Gregory Mckelvey's beeblossomGaura parviflora Dougl. ex Lehm. velvetweedGaura sinuata Nutt. ex Ser.


wavyleaf beeblossomGaura villosa Torr. woolly beeblossomGaura villosa ssp. villosa Torr. woolly beeblossomGayophytum decipiens Lewis & Szweykowski deceptive groundsmokeGayophytum diffusum Torr. & Gray spreading groundsmokeGayophytum diffusum ssp. diffusum Torr. & Gray spreading groundsmokeGayophytum diffusum ssp. parviflorum Lewis & Szweykowski spreading groundsmokeGayophytum eriospermum Coville Coville's groundsmokeGayophytum heterozygum Lewis & Szweykowski zigzag groundsmokeGayophytum humile Juss. dwarf groundsmokeGayophytum oligospermum Lewis & Szweykowski pinegrove groundsmokeGayophytum racemosum Torr. & Gray blackfoot groundsmokeGayophytum ramosissimum Torr. & Gray pinyon groundsmokeGodetia = Clarkia Jussiaea = Ludwigia Ludwigia palustris (L.) Ell. marsh seedboxLudwigia peploides (Kunth) Raven floating primrosewillowLudwigia peploides ssp. montevidensis (Spreng.) Raven floating primrosewillowLudwigia peploides ssp. peploides (Kunth) Raven floating primrosewillowLudwigia repens J.R. Forst. creeping primrosewillowLudwigia uruguayensis (Camb.) Hara Uruguayan primrosewillowOenothera abramsii J.F. Macbr. = Camissonia pallida ssp. pallidaOenothera alyssoides Hook. & Arn. = Camissonia boothii ssp. alyssoides

Oenothera alyssoides var. villosa S. Wats. = Camissonia boothii ssp. alyssoidesOenothera andina Nutt. = Camissonia andinaOenothera arenaria (A. Nels.) Raven = Camissonia arenariaOenothera bistorta Nutt. ex Torr. & Gray = Camissonia bistortaOenothera boothii Dougl. ex Lehm. = Camissonia boothii ssp. boothiiOenothera brevipes Gray = Camissonia brevipes ssp. brevipesOenothera californica (Nutt. ex Torr. & Gray) Greene = Camissonia californicaOenothera californica (S. Wats.) S. Wats. California eveningprimroseOenothera campestris Greene = Camissonia campestris ssp. campestrisOenothera cardiophylla Torr. = Camissonia cardiophylla ssp. cardiophyllaOenothera cavernae Munz cavedwelling eveningprimroseOenothera cespitosa Nutt. tufted eveningprimroseOenothera cespitosa ssp. crinita (Rydb.) Munz tufted eveningprimroseOenothera cespitosa ssp. macroglottis (Rydb.) W.L. Wagner tufted eveningprimroseOenothera cespitosa ssp. marginata (Nutt. ex Hook. & Arn.) Munz tufted eveningprimroseOenothera chamaenerioides Gray = Camissonia chamaenerioidesOenothera cheiranthifolia Hornem. ex Spreng. = Camissonia cheiranthifolia ssp. cheiranthifoliaOenothera cheradophila Bartlett = Oenothera villosa ssp. strigosaOenothera claviformis Torr. & Frem. = Camissonia claviformis ssp. claviformisOenothera contorta Dougl. ex Lehm. = Camissonia contortaOenothera cruciata (S. Wats.) Munz = Camissonia contortaOenothera cruciformis Kellogg = Camissonia claviformis ssp. cruciformisOenothera decorticans (Hook. & Arn.) Greene


= Camissonia boothii ssp. decorticansOenothera delessertiana Steud. = Oenothera speciosaOenothera deltoides Torr. & Frem. birdcage eveningprimroseOenothera deltoides ssp. cognata (Jepson) W. Klein birdcage eveningprimroseOenothera deltoides ssp. deltoides Torr. & Frem. triangle eveningprimroseOenothera deltoides ssp. howellii (Munz) W. Klein Antioch Dunes eveningprimroseOenothera deltoides ssp. piperi (Munz) W. Klein Piper's eveningprimroseOenothera dentata auct. non Cav. = Camissonia contortaOenothera elata Kunth Hooker's eveningprimroseOenothera elata ssp. hirsutissima (Gray ex S. Wats.) W. Dietr. Hooker's eveningprimroseOenothera elata ssp. hookeri (Torr. & Gray) W. Dietr. & W.L. Wagner Hooker's eveningprimroseOenothera flava (A. Nels.) Garrett yellow eveningprimroseOenothera glazioviana Micheli redsepal eveningprimroseOenothera graciliflora Hook. & Arn. = Camissonia gracilifloraOenothera guadalupensis S. Wats. p.p. = Camissonia guadalupensis ssp. clementinaOenothera hallii (A. Davids.) Munz = Camissonia pallida ssp. halliiOenothera heterantha Nutt. = Camissonia subacaulisOenothera heterochroma S. Wats. = Camissonia heterochromaOenothera hirtella Greene = Camissonia hirtellaOenothera hookeri Torr. & Gray = Oenothera elata ssp. hookeriOenothera ignota (Jepson) Munz = Camissonia ignotaOenothera kernensis Munz = Camissonia kernensis ssp. kernensisOenothera laciniata Hill cutleaf eveningprimrose

Oenothera leptocarpa Greene = Camissonia californicaOenothera longissima Rydb. longstem eveningprimroseOenothera micrantha Hornem. ex Spreng. = Camissonia micranthaOenothera minor (A. Nels.) Munz = Camissonia minorOenothera multijuga S. Wats. = Camissonia multijugaOenothera munzii Raven = Camissonia munziiOenothera ovata Nutt. ex Torr. & Gray = Camissonia ovataOenothera pallidula (Munz) Munz = Camissonia brevipes ssp. pallidulaOenothera palmeri S. Wats. = Camissonia palmeriOenothera parvula Nutt. ex Torr. & Gray = Camissonia parvulaOenothera primiveris Gray desert eveningprimroseOenothera primiveris ssp. bufonis (M.E. Jones) Munz desert eveningprimroseOenothera primiveris ssp. caulescens (Munz) Munz = Oenothera primiveris ssp. primiverisOenothera primiveris ssp. primiveris Gray desert eveningprimroseOenothera pterosperma S. Wats. = Camissonia pterospermaOenothera pubens (S. Wats.) Munz = Camissonia pubensOenothera refracta S. Wats. = Camissonia refractaOenothera rosea L'Her. ex Ait. rose eveningprimroseOenothera scapoidea Nutt. ex Torr. & Gray = Camissonia scapoidea ssp. scapoideaOenothera speciosa Nutt. pinkladiesOenothera stricta Ledeb. ex Link Chilean eveningprimroseOenothera strigulosa (Fisch. & C.A. Mey.) Torr. & Gray = Camissonia strigulosaOenothera subacaulis (Pursh) Garrett


= Camissonia subacaulisOenothera tanacetifolia Torr. & Gray = Camissonia tanacetifolia ssp. tanacetifoliaOenothera villosa Thunb. hairy eveningprimroseOenothera villosa ssp. strigosa (Rydb.) W. Dietr. & Raven hairy eveningprimroseOenothera wolfii (Munz) Raven, W. Dietr. & Stubbe Wolf's eveningprimroseOenothera xylocarpa Coville woodyfruit eveningprimroseZauschneria californica K. Presl = Epilobium canum ssp. angustifoliumZauschneria cana Greene = Epilobium canum ssp. canumZauschneria garrettii A. Nels. = Epilobium canum ssp. garrettiiZauschneria latifolia (Hook.) Greene = Epilobium canum ssp. latifoliumZauschneria septentrionalis Keck = Epilobium septentrionale

OPHIOGLOSSACEAEBotrychium ascendens W.H. Wagner trianglelobe moonwortBotrychium crenulatum W.H. Wagner scalloped moonwortBotrychium lanceolatum (Gmel.) Angstr. lanceleaf grapefernBotrychium lanceolatum var. lanceolatum (Gmel.) Angstr. lanceleaf grapefernBotrychium lunaria (L.) Sw. common moonwortBotrychium minganense Victorin Mingan moonwortBotrychium montanum W.H. Wagner mountain moonwortBotrychium multifidum (Gmel.) Trev. leathery grapefernBotrychium pumicola Coville ex Underwood Crater Lake grapefernBotrychium simplex E. Hitchc. little grapefern

Botrychium simplex var. compositum (Lasch) Milde little grapefernBotrychium simplex var. simplex E. Hitchc. little grapefernBotrychium virginianum (L.) Sw. rattlesnake fernOphioglossum californicum Prantl California adderstongueOphioglossum pusillum Raf. northern adderstongue

ORCHIDACEAECalypso bulbosa (L.) Oakes fairyslipper orchidCalypso bulbosa var. occidentalis (Holz.) Boivin fairyslipper orchidCephalanthera austiniae (Gray) Heller phantom orchidCorallorrhiza maculata (Raf.) Raf. summer coralrootCorallorrhiza mertensiana Bong. Pacific coralrootCorallorrhiza striata Lindl. hooded coralrootCorallorrhiza striata var. striata Lindl. hooded coralrootCorallorrhiza striata var. vreelandii (Rydb.) L.O. Williams Vreeland's coralrootCorallorrhiza trifida Chatelain yellow coralrootCypripedium californicum Gray California lady's slipperCypripedium fasciculatum Kellogg ex S. Wats. clustered lady's slipperCypripedium montanum Dougl. ex Lindl. mountain lady's slipperEpipactis gigantea Dougl. ex Hook. giant helleborineEpipactis helleborine (L.) Crantz (?) helleborineGoodyera oblongifolia Raf. western rattlesnake plantainHabenaria . = Platanthera


Habenaria unalascensis (Spreng.) S. Wats. = Piperia unalascensisLimnorchis = Platanthera Listera caurina Piper northwestern twaybladeListera convallarioides (Sw.) Nutt. ex Ell. broadlipped twaybladeListera cordata (L.) R. Br. ex Ait. f. heartleaf twaybladeListera cordata var. cordata (L.) R. Br. ex Ait. f. heartleaf twaybladeListera cordata var. nephrophylla (Rydb.) Hulten heartleaf twaybladeMalaxis brachypoda (Gray) Fern. white addersmouth orchidPiperia candida Morgan & Ackerman rein orchidPiperia elegans (Lindl.) Rydb. hillside bogorchidPiperia elongata Rydb. denseflower rein orchidPiperia elongata ssp. elongata Rydb. denseflower rein orchidPiperia elongata ssp. michaelii (Greene) Ackerman Michael's rein orchidPiperia unalascensis (Spreng.) Rydb. Alaska rein orchidPiperia yadonii Morgan & Ackerman Yadon's rein orchidPlatanthera dilatata (Pursh) Lindl. ex Beck boreal bog orchidPlatanthera dilatata var. dilatata (Pursh) Lindl. ex Beck scentbottlePlatanthera hyperborea (L.) Lindl. northern green orchidPlatanthera hyperborea var. gracilis (Lindl.) Luer northern green orchidPlatanthera hyperborea var. hyperborea (L.) Lindl. northern green orchidPlatanthera leucostachys Lindl. bog orchidPlatanthera sparsiflora (S. Wats.) Schlechter canyon bog orchidPlatanthera sparsiflora var. sparsiflora (S. Wats.) Schlechter

canyon bog orchidPlatanthera stricta Lindl. Modoc bog orchidSpiranthes porrifolia Lindl. creamy ladiestressesSpiranthes romanzoffiana Cham. hooded ladiestresses

OROBANCHACEAEBoschniakia hookeri Walp. Vancouver groundconeBoschniakia strobilacea Gray California groundconeOrobanche bulbosa (Gray) G. Beck chaparral broomrapeOrobanche californica Cham. & Schlecht. California broomrapeOrobanche californica ssp. condensa Heckard California broomrapeOrobanche californica ssp. californica Cham. & Schlecht. California broomrapeOrobanche californica ssp. feudgei (Munz) Heckard California broomrapeOrobanche californica ssp. grandis Heckard California broomrapeOrobanche californica ssp. grayana (G. Beck) Heckard Gray's broomrapeOrobanche californica ssp. jepsonii (Munz) Heckard Jepson's broomrapeOrobanche cooperi (Gray) Heller desert broomrapeOrobanche corymbosa (Rydb.) Ferris flattop broomrapeOrobanche cooperi ssp. cooperi (Gray) Heller Cooper's broomrapeOrobanche corymbosa ssp. corymbosa (Rydb.) Ferris flattop broomrapeOrobanche cooperi ssp. latiloba (Munz) Collins, comb. nov. ined. desert broomrapeOrobanche fasciculata Nutt. clustered broomrapeOrobanche ludoviciana Nutt. Louisiana broomrapeOrobanche ludoviciana ssp. ludoviciana Nutt.


sand broomrapeOrobanche parishii (Jepson) Heckard Parish's broomrapeOrobanche parishii ssp. brachyloba Heckard Parish's broomrapeOrobanche parishii ssp. parishii (Jepson) Heckard Parish's broomrapeOrobanche pinorum Geyer ex Hook. conifer broomrapeOrobanche ramosa L. hemp broomrapeOrobanche uniflora L. oneflowered broomrapeOrobanche valida Jepson Rock Creek broomrapeOrobanche vallicola (Jepson) Heckard hillside broomrapeOrobanche valida ssp. howellii Heckard & Collins Howell's broomrapeOrobanche valida ssp. valida Jepson Rock Creek broomrape

OXALIDACEAEOxalis albicans Kunth radishroot woodsorrelOxalis albicans ssp. albicans Kunth radishroot woodsorrelOxalis albicans ssp. californica (Abrams) Eiten California woodsorrelOxalis albicans ssp. pilosa (Nutt.) Eiten radishroot woodsorrelOxalis articulata Savigny jointed woodsorrelOxalis corniculata L. creeping woodsorrelOxalis debilis Kunth pink woodsorrelOxalis debilis var. corymbosa (DC.) Lourteig pink woodsorrelOxalis hirta L. tropical woodsorrelOxalis incarnata L. crimson woodsorrelOxalis oregana Nutt.

Oregon oxalisOxalis pes-caprae L. African woodsorrelOxalis purpurea L. purple woodsorrelOxalis radicosa A. Rich. dwarf woodsorrelOxalis rubra St.-Hil.Oxalis suksdorfii Trel. Suksdorf woodsorrelOxalis trilliifolia Hook. threeleaf woodsorrel

PAEONIACEAEPaeonia brownii Dougl. ex Hook. Brown's peonyPaeonia californica Nutt. California peony

PAPAVERACEAEArctomecon californica Torr. & Frem. California bearpoppyArctomecon merriamii Coville desert bearpoppyArgemone corymbosa Greene Mojave pricklypoppyArgemone corymbosa ssp. corymbosa Greene Mojave pricklypoppyArgemone hispida Gray rough pricklypoppyArgemone munita Dur. & Hilg. flatbud pricklypoppyArgemone munita ssp. argentea G.B. Ownbey flatbud pricklypoppyArgemone munita ssp. munita Dur. & Hilg. flatbud pricklypoppyArgemone munita ssp. robusta G.B. Ownbey flatbud pricklypoppyArgemone munita ssp. rotundata (Rydb.) G.B. Ownbey flatbud pricklypoppyCanbya candida Parry ex Gray white pygmypoppyDendromecon harfordii Kellogg


Harford's tree poppyDendromecon rigida Benth. tree poppyDendromecon rigida ssp. rhamnoides (Greene) Thorne tree poppyDendromecon rigida ssp. rigida Benth. tree poppyEschscholzia caespitosa Benth. tufted poppyEschscholzia californica Cham. California poppyEschscholzia californica ssp. californica Cham. California poppyEschscholzia glyptosperma Greene desert goldenpoppyEschscholzia hypecoides Benth. San Benito goldenpoppyEschscholzia lemmonii Greene Lemmon's goldenpoppyEschscholzia lemmonii ssp. kernensis (Munz) C. Clark Kern goldenpoppyEschscholzia lemmonii ssp. lemmonii Greene Lemmon's goldenpoppyEschscholzia lobbii Greene fryingpansEschscholzia minutiflora S. Wats. pygmy goldenpoppyEschscholzia minutiflora ssp. covillei (Greene) C. Clark Coville's goldenpoppyEschscholzia minutiflora ssp. minutiflora S. Wats. smallflower goldenpoppyEschscholzia parishii Greene Parish's goldenpoppyEschscholzia procera Greene Kernville goldenpoppyEschscholzia ramosa Greene Channel Island goldenpoppyEschscholzia rhombipetala Greene diamondpetal goldenpoppyGlaucium flavum Crantz yellow hornpoppyHunnemannia fumariifolia Sweet Mexican tulip poppyMeconella californica Torr. & Frem. California fairypoppy

Meconella denticulata Greene smallflower fairypoppyMeconella oregana Nutt. white fairypoppyPapaver argemone L. long pricklyhead poppyPapaver californicum Gray western poppyPapaver dubium L. blindeyesPapaver hybridum L. round pricklyhead poppyPapaver rhoeas L. corn poppyPapaver somniferum L. opium poppyPlatystemon californicus Benth. California creamcupsPlatystemon californicus var. californicus Benth. California creamcupsPlatystigma linearis Benth. narrowleaf queenpoppyRomneya coulteri Harvey Coulter's Matilija poppyRomneya trichocalyx Eastw. bristly Matilija poppyStylomecon heterophylla (Benth.) G. Taylor windpoppy

PASSIFLORACEAEPassiflora caerulea L. bluecrown passionflowerPassiflora manicata (Juss.) Pers. red passionflowerPassiflora mollissima (Kunth) Bailey banana passionflower

PEDALIACEAEIbicella lutea (Lindl.) Van Eselt. yellow unicornplantMartynia . = Proboscidea Proboscidea althaeifolia (Benth.) Dcne.


devilshornProboscidea louisianica (P. Mill.) Thellung common devilsclawProboscidea louisianica ssp. louisianica (P. Mill.) Thellung Louisiana ram's hornProboscidea lutea (Lindl.) Stapf. = Ibicella luteaProboscidea parviflora (Woot.) Woot. & Standl. doubleclaw

PHYTOLACCACEAEPhytolacca americana L. American pokeweedPhytolacca heteropetala H. Walt. Mexican pokeweedPhytolacca octandra L. red inkplant

PINACEAEAbies amabilis (Dougl. ex Loud.) Dougl. ex Forbes Pacific silver firAbies bracteata (D. Don) D. Don ex Poit. bristlecone firAbies concolor (Gord. & Glend.) Lindl. ex Hildebr. white firAbies concolor var. lowiana (Gord. & Glend.) Lemmon white firAbies grandis (Dougl. ex D. Don) Lindl. grand firAbies lasiocarpa (Hook.) Nutt. subalpine firAbies lasiocarpa var. lasiocarpa (Hook.) Nutt. subalpine firAbies magnifica A. Murr. California red firAbies procera Rehd. noble firAbies X shastensis (Lemmon) Lemmon Shasta red firPinus albicaulis Engelm. whitebark pinePinus attenuata Lemmon knobcone pine

Pinus X attenuradiata Stockwell & Righter pinePinus balfouriana Grev. & Balf. foxtail pinePinus balfouriana ssp. austrina R.J. & J.D. Mastrogiuseppe foxtail pinePinus balfouriana ssp. balfouriana Grev. & Balf. foxtail pinePicea breweriana S. Wats. Brewer's sprucePinus contorta Dougl. ex Loud. lodgepole pinePinus coulteri D. Don Coulter's pinePinus contorta var. bolanderi (Parl.) Vasey Bolander's pinePinus contorta var. contorta Dougl. ex Loud. lodgepole pinePinus contorta var. murrayana (Grev. & Balf.) Engelm. Murray lodgepole pinePinus edulis Engelm. twoneedle pinyonPinus edulis var. edulis Engelm. twoneedle pinyonPicea engelmannii Parry ex Engelm. Engelmann's sprucePinus flexilis James limber pinePinus jeffreyi Grev. & Balf. Jeffrey pinePinus lambertiana Dougl. sugar pinePinus longaeva D.K. Bailey Great Basin bristlecone pinePinus monophylla Torr. & Frem. singleleaf pinyonPinus monticola Dougl. ex D. Don western white pinePinus muricata D. Don Bishop pinePinus muricata var. muricata D. Don Bishop pinePinus ponderosa P.& C. Lawson ponderosa pinePinus ponderosa var. ponderosa P.& C. Lawson


ponderosa pinePinus quadrifolia Parl. ex Sudworth Parry pinyonPinus radiata D. Don Monterey pinePinus sabiniana Dougl. ex Dougl. California foothill pinePicea sitchensis (Bong.) Carr. Sitka sprucePinus torreyana Parry ex Carr. Torrey pinePinus torreyana var. insularis (Haller) SibaPinus torreyana ssp. torreyana Parry ex Carr. Torrey pinePinus washoensis Mason & Stockwell Washoe pinePseudotsuga macrocarpa (Vasey) Mayr bigcone Douglas firPseudotsuga menziesii (Mirbel) Franco Douglas firPseudotsuga menziesii var. menziesii (Mirbel) Franco Douglas firTsuga heterophylla (Raf.) Sarg. western hemlockTsuga mertensiana (Bong.) Carr. mountain hemlock

PITTOSPORACEAEPittosporum tobira (Thunb.) Ait. f. Japanese cheesewoodPittosporum undulatum Vent. Australian cheesewoodSollya heterophylla Lindl. bluebell creeper

PLANTAGINACEAEPlantago aristata Michx. largebracted plantainPlantago australis Lam. Mexican plantainPlantago australis ssp. hirtella (Kunth) Rahn Mexican plantainPlantago bigelovii Gray annual coastal plantain

Plantago bigelovii ssp. bigelovii Gray Bigelow's plantainPlantago bigelovii ssp. californica (Greene) Bassett California plantainPlantago coronopus L. buckhorn plantainPlantago elongata Pursh longleaf plantainPlantago elongata ssp. elongata Pursh prairie plantainPlantago elongata ssp. pentasperma Bassett prairie plantainPlantago erecta Morris dwarf plantainPlantago eriopoda Torr. redwool plantainPlantago firma Kunze ex Walp. Chilean plantainPlantago heterophylla Nutt. slender plantainPlantago lanceolata L. narrowleaf plantainPlantago major L. common plantainPlantago major var. intermedia (DC.) Pilger intermediate plantainPlantago major var. major L. common plantainPlantago major var. pilgeri Domin Pilger's plantainPlantago maritima L. goose tonguePlantago maritima var. californica (Fern.) Pilger California goose tonguePlantago maritima var. juncoides (Lam.) Gray goose tonguePlantago ovata Forsk. desert IndianwheatPlantago patagonica Jacq. woolly plantainPlantago psyllium L. whorled plantainPlantago pusilla Nutt. dwarf plantainPlantago rhodosperma Dcne.


redseed plantainPlantago virginica L. Virginia plantain

PLATANACEAEPlatanus racemosa Nutt. California sycamore

PLUMBAGINACEAEArmeria maritima (P. Mill.) Willd. thrift seapinkArmeria maritima ssp. californica (Boiss.) Porsild California seapinkLimonium californicum (Boiss.) Heller California sealavenderLimonium perezii (Stapf) F.T. Hubbard Perez's sealavenderLimonium reniforme (Girard) Linchevskii kidneyleaf sealavenderLimonium sinuatum (L.) P. Mill. wavyleaf sealavender

POLEMONIACEAEAllophyllum divaricatum (Nutt.) A.& V. Grant purple false gilyflowerAllophyllum gilioides (Benth.) A.& V. Grant dense false gilyflowerAllophyllum gilioides ssp. gilioides (Benth.) A.& V. Grant dense false gilyflowerAllophyllum gilioides ssp. violaceum (Heller) Day dense false gilyflowerAllophyllum glutinosum (Benth.) A.& V. Grant sticky false gilyflowerAllophyllum integrifolium (Brand) A.& V. Grant white false gilyflowerCollomia debilis (S. Wats.) Greene alpine mountaintrumpetCollomia diversifolia Greene serpentine mountaintrumpetCollomia grandiflora Dougl. ex Lindl. largeflower mountaintrumpetCollomia heterophylla Dougl. ex Hook. variableleaf mountaintrumpet

Collomia larsenii GrayCollomia linearis Nutt. narrowleaf mountaintrumpetCollomia rawsoniana Greene flaming mountaintrumpetCollomia tinctoria Kellogg yellowstaining mountaintrumpetCollomia tracyi Mason Tracy's mountaintrumpetEriastrum abramsii (Elmer) Mason Abrams' woolstarEriastrum brandegeae Mason Brandegee's woolstarEriastrum densifolium (Benth.) Mason giant woolstarEriastrum densifolium ssp. austromontanum (Craig) Mason giant woolstarEriastrum densifolium ssp. densifolium (Benth.) Mason giant woolstarEriastrum densifolium ssp. elongatum (Benth.) Mason giant woolstarEriastrum densifolium ssp. mohavense (Craig) Mason Mojave woolstarEriastrum densifolium ssp. sanctorum (Milliken) Mason giant woolstarEriastrum diffusum (Gray) Mason miniature woolstarEriastrum eremicum (Jepson) Mason desert woolstarEriastrum eremicum ssp. eremicum (Jepson) Mason desert woolstarEriastrum filifolium (Nutt.) Woot. & Standl. lavender woolstarEriastrum hooveri (Jepson) Mason Hoover's woolstarEriastrum luteum (Benth.) Mason yellow woolstarEriastrum pluriflorum (Heller) Mason Tehachapi woolstarEriastrum pluriflorum ssp. pluriflorum (Heller) Mason Tehachapi woolstarEriastrum pluriflorum ssp. sherman-hoytae (Craig) Mason Sherman Hoyt woolstarEriastrum sapphirinum (Eastw.) Mason sapphire woolstar


Eriastrum sapphirinum ssp. dasyanthum (Brand) Mason sapphire woolstarEriastrum sapphirinum ssp. sapphirinum (Eastw.) Mason sapphire woolstarEriastrum sparsiflorum (Eastw.) Mason Great Basin woolstarEriastrum sparsiflorum ssp. harwoodii (Craig) H.K. Harrison Harwood's woolstarEriastrum sparsiflorum ssp. sparsiflorum (Eastw.) Mason Great Basin woolstarEriastrum virgatum (Benth.) Mason wand woolstarEriastrum wilcoxii (A. Nels.) Mason Wilcox's woolstarGilia achilleifolia Benth. California giliaGilia achilleifolia ssp. achilleifolia Benth. California giliaGilia achilleifolia ssp. multicaulis (Benth.) V.& A. Grant California giliaGilia aliquanta A.& V. Grant puffcalyx giliaGilia aliquanta ssp. aliquanta A.& V. Grant puffcalyx giliaGilia aliquanta ssp. breviloba A.& V. Grant puffcalyx giliaGilia angelensis V. Grant chaparral giliaGilia australis (Mason & A. Grant) V.& A. Grant southern giliaGilia austrooccidentalis (A.& V. Grant) A.& V. Grant southwestern giliaGilia brecciarum M.E. Jones Nevada giliaGilia brecciarum ssp. brecciarum M.E. Jones Nevada giliaGilia brecciarum ssp. jacens (A.& V. Grant) Day, comb. nov. ined. Nevada giliaGilia brecciarum ssp. neglecta A.& V. Grant Nevada giliaGilia campanulata Gray bellshape giliaGilia cana (M.E. Jones) Heller showy giliaGilia cana ssp. bernardina A.& V. Grant

showy giliaGilia cana ssp. cana (M.E. Jones) Heller showy giliaGilia cana ssp. speciformis A.& V. Grant showy giliaGilia cana ssp. speciosa (Jepson) A.& V. Grant showy giliaGilia cana ssp. triceps (Brand) A.& V. Grant showy giliaGilia capillaris Kellogg miniature giliaGilia capitata Sims bluehead giliaGilia capitata ssp. abrotanifolia (Nutt. ex Greene) V. Grant bluehead giliaGilia capitata ssp. capitata Sims bluehead giliaGilia capitata ssp. chamissonis (Greene) V. Grant bluehead giliaGilia capitata ssp. mediomontana V. Grant foothill giliaGilia capitata ssp. pacifica V. Grant Pacific giliaGilia capitata ssp. pedemontana V. Grant bluehead giliaGilia capitata ssp. staminea (Greene) V. Grant bluehead giliaGilia capitata ssp. tomentosa (Eastw. ex Brand) V. Grant bluehead giliaGilia caruifolia Abrams carawayleaf giliaGilia clivorum (Jepson) V. Grant purplespot giliaGilia clokeyi Mason Clokey's giliaGilia diegensis (Munz) A.& V. Grant coastal giliaGilia filiformis Parry ex Gray yellow giliaGilia hutchinsifolia Rydb. desert pale giliaGilia inconspicua (Sm.) Sweet shy giliaGilia interior (Mason & A. Grant) A.& V. Grant inland gilia


Gilia inyoensis I.M. Johnston Inyo giliaGilia latiflora (Gray) Gray hollyleaf giliaGilia latiflora ssp. cuyamensis A.& V. Grant hollyleaf giliaGilia latiflora ssp. davyi (Milliken) A.& V. Grant hollyleaf giliaGilia latiflora ssp. elongata A.& V. Grant hollyleaf giliaGilia latiflora ssp. latiflora (Gray) Gray hollyleaf giliaGilia latifolia S. Wats. broadleaf giliaGilia leptalea (Gray) Greene Bridges' giliaGilia leptalea ssp. bicolor Mason & A. Grant Bridges' giliaGilia leptalea ssp. leptalea (Gray) Greene Bridges' giliaGilia leptantha Parish fineflower giliaGilia leptantha ssp. leptantha Parish fineflower giliaGilia leptantha ssp. pinetorum A.& V. Grant fineflower giliaGilia leptantha ssp. purpusii (Milliken) A.& V. Grant fineflower giliaGilia leptantha ssp. transversa A.& V. Grant fineflower giliaGilia leptomeria Gray sand giliaGilia maculata Parish San Bernardino Mountain giliaGilia malior Day & V. Grant scrub giliaGilia micromeria Gray dainty giliaGilia millefoliata Fisch. & C.A. Mey. manyleaf giliaGilia minor A.& V. Grant little giliaGilia modocensis Eastw. Modoc giliaGilia nevinii Gray

Nevin's giliaGilia ochroleuca M.E. Jones volcanic giliaGilia ochroleuca ssp. bizonata A.& V. Grant volcanic giliaGilia ochroleuca ssp. exilis (Gray) A.& V. Grant volcanic giliaGilia ochroleuca ssp. ochroleuca M.E. Jones volcanic giliaGilia ochroleuca ssp. vivida (A.& V. Grant) A.& V. Grant volcanic giliaGilia ophthalmoides Brand eyed giliaGilia ripleyi Barneby Ripley's giliaGilia salticola Eastw. salt giliaGilia scopulorum M.E. Jones rock giliaGilia sinistra M.E. Jones Alva Day's giliaGilia sinistra ssp. pinnatisecta (Mason & A. Grant) Day, comb. nov. ined. Alva Day's giliaGilia sinuata Dougl. ex Benth. rosy giliaGilia splendens Dougl. ex Mason & A. Grant grand giliaGilia splendens ssp. grantii (Brand) V.& A. Grant Grant's giliaGilia splendens ssp. splendens Dougl. ex Mason & A. Grant grand giliaGilia stellata Heller star giliaGilia tenuiflora Benth. greater yellowthroat giliaGilia tenuiflora ssp. amplifaucalis A.& V. Grant greater yellowthroat giliaGilia tenuiflora ssp. arenaria (Benth.) A.& V. Grant greater yellowthroat giliaGilia tenuiflora ssp. hoffmannii (Eastw.) A.& V. Grant Hoffman's giliaGilia tenuiflora ssp. tenuiflora Benth. greater yellowthroat giliaGilia transmontana (Mason & A. Grant) A.& V. Grant


transmontane giliaGilia tricolor Benth. bird's eyesGilia tricolor ssp. diffusa (Congd.) Mason & A. Grant bird's eyesGilia tricolor ssp. tricolor Benth. bird's eyesGymnosteris parvula Heller smallflower gymnosterisIpomopsis aggregata (Pursh) V. Grant skyrocket giliaIpomopsis aggregata ssp. bridgesii (Gray) V.& A. Grant Bridge's giliaIpomopsis arizonica (Greene) Wherry Arizona skyrocketIpomopsis congesta (Hook.) V. Grant ballhead giliaIpomopsis congesta ssp. congesta (Hook.) V. Grant ballhead giliaIpomopsis congesta ssp. montana (A. Nels. & Kennedy) V. Grant mountain ballhead giliaIpomopsis congesta ssp. palmifrons (Brand) Day ballhead giliaIpomopsis depressa (M.E. Jones ex Gray) V. Grant depressed skyrocketIpomopsis effusa (Gray) Moran Baja skyrocketIpomopsis polycladon (Torr.) V. Grant manybranched giliaIpomopsis tenuifolia (Gray) V. Grant slenderleaf skyrocketLangloisia setosissima (Torr. & Gray ex Torr.) Greene moth langloisiaLangloisia setosissima ssp. punctata (Gray ex Coville) Timbrook Great Basin langloisiaLangloisia setosissima ssp. setosissima (Torr. & Gray ex Torr.) Greene Great Basin langloisiaLeptodactylon californicum Hook. & Arn. California pricklyphloxLeptodactylon californicum ssp. brevitrichomum Gordon California pricklyphloxLeptodactylon californicum ssp. californicum Hook. & Arn. California pricklyphloxLeptodactylon californicum ssp. glandulosum (Eastw.) Mason California pricklyphlox

Leptodactylon californicum ssp. leptotrichomum Gordon California pricklyphloxLeptodactylon californicum ssp. tomentosum Gordon California pricklyphloxLeptodactylon jaegeri (Munz) Wherry San Jacinto pricklyphloxLeptodactylon pungens (Torr.) Torr. ex Nutt. granite pricklygiliaLinanthus acicularis Greene bristly deserttrumpetsLinanthus ambiguus (Rattan) Greene serpentine deserttrumpetsLinanthus androsaceus (Benth.) Greene false babystarsLinanthus androsaceus ssp. androsaceus (Benth.) Greene false babystarsLinanthus arenicola (M.E. Jones) Jepson & V. Bailey sanddune deserttrumpetsLinanthus aureus (Nutt.) Greene golden deserttrumpetsLinanthus aureus ssp. aureus (Nutt.) Greene golden deserttrumpetsLinanthus aureus ssp. decorus (Gray) Mason golden deserttrumpetsLinanthus bellus (Gray) Greene desertbeautyLinanthus bicolor (Nutt.) Greene true babystarsLinanthus bicolor ssp. bicolor (Nutt.) Greene true babystarsLinanthus bicolor ssp. minimus Mason true babystarsLinanthus bigelovii (Gray) Greene Bigelow's deserttrumpetsLinanthus bolanderi (Gray) Greene Bolander's deserttrumpetsLinanthus breviculus (Gray) Greene Mojave deserttrumpetsLinanthus ciliatus (Benth.) Greene whiskerbrushLinanthus ciliatus var. ciliatus (Benth.) Greene whiskerbrushLinanthus ciliatus var. neglectus (Greene) Jepson whiskerbrushLinanthus concinnus Milliken


San Gabriel deserttrumpetsLinanthus demissus (Gray) Greene desertsnowLinanthus dianthiflorus (Benth.) Greene fringed deserttrumpetsLinanthus dianthiflorus ssp. dianthiflorus (Benth.) Greene fringed deserttrumpetsLinanthus dianthiflorus ssp. farinosus (Brand) Mason fringed deserttrumpetsLinanthus dichotomus Benth. eveningsnowLinanthus dichotomus ssp. dichotomus Benth. eveningsnowLinanthus dichotomus ssp. meridianus (Eastw.) Mason eveningsnowLinanthus filipes (Benth.) Greene thread deserttrumpetsLinanthus floribundus (Gray) Greene ex Milliken manyflower deserttrumpetsLinanthus floribundus ssp. floribundus (Gray) Greene ex Milliken manyflower deserttrumpetsLinanthus floribundus ssp. glabrus Patterson manyflower deserttrumpetsLinanthus floribundus ssp. hallii (Jepson) Mason Hall's deserttrumpetsLinanthus grandiflorus (Benth.) Greene largeflower deserttrumpetsLinanthus harknessii (Curran) Greene Harkness' flaxflowerLinanthus harknessii ssp. condensatus Mason Harkness' flaxflowerLinanthus harknessii ssp. harknessii (Curran) Greene Harkness' flaxflowerLinanthus jonesii (Gray) Greene Jones' deserttrumpetsLinanthus killipii Mason Baldwin Lake deserttrumpetsLinanthus lemmonii (Gray) Greene Lemmon's deserttrumpetsLinanthus liniflorus (Benth.) Greene narrowflower flaxflowerLinanthus liniflorus ssp. liniflorus (Benth.) Greene narrowflower flaxflowerLinanthus liniflorus ssp. pharnaceoides (Benth.) Mason lighthouse flaxflower

Linanthus montanus (Greene) Greene mustang cloverLinanthus nudatus Greene Tehachapi deserttrumpetsLinanthus nuttallii (Gray) Greene ex Milliken Nuttall's deserttrumpetsLinanthus nuttallii ssp. howellii T.W. Nelson & Patterson Howell's deserttrumpetsLinanthus nuttallii ssp. nuttallii (Gray) Greene ex Milliken Nuttall's deserttrumpetsLinanthus nuttallii ssp. pubescens Patterson Nuttall's deserttrumpetsLinanthus oblanceolatus (Brand) Eastw. ex Jepson subalpine deserttrumpetsLinanthus orcuttii (Parry & Gray) Jepson Orcutt's deserttrumpetsLinanthus pachyphyllus Patterson Sierran deserttrumpetsLinanthus parryae (Gray) Greene sandblossomsLinanthus parviflorus (Benth.) GreeneLinanthus pygmaeus (Brand) J.T. Howell pygmy deserttrumpetsLinanthus pygmaeus ssp. continentalis Raven pygmy deserttrumpetsLinanthus pygmaeus ssp. pygmaeus (Brand) J.T. Howell pygmy deserttrumpetsLinanthus rattanii (Gray) Greene Rattan's deserttrumpetsLinanthus septentrionalis Mason northern linanthusLinanthus serrulatus Greene Madera deserttrumpetsLoeseliastrum matthewsii (Gray) Timbrook desert calicoLoeseliastrum schottii (Torr.) Timbrook Schott's calicoNavarretia atractyloides (Benth.) Hook. & Arn. hollyleaf pincushionplantNavarretia breweri (Gray) Greene Brewer's navarretiaNavarretia cotulifolia (Benth.) Hook. & Arn. cotulaleaf pincushionplantNavarretia divaricata (Torr. ex Gray) Greene divaricate navarretia


Navarretia divaricata ssp. divaricata (Torr. ex Gray) Greene divaricate navarretiaNavarretia divaricata ssp. vividior (Jepson & V. Bailey) Mason divaricate navarretiaNavarretia eriocephala Mason hoary pincushionplantNavarretia filicaulis (Torr. ex Gray) Greene threadstem pincushionplantNavarretia fossalis Moran vernalpool pincushionplantNavarretia hamata Greene hooked pincushionplantNavarretia hamata ssp. hamata Greene hooked pincushionplantNavarretia hamata ssp. leptantha (Greene) Mason hooked pincushionplantNavarretia heterandra Mason Tehama pincushionplantNavarretia heterodoxa (Greene) Greene Calistoga pincushionplantNavarretia intertexta (Benth.) Hook. needleleaf navarretiaNavarretia intertexta ssp. intertexta (Benth.) Hook. needleleaf navarretiaNavarretia intertexta ssp. propinqua (Suksdorf) Day near navarretiaNavarretia jaredii Eastw. mitrefruit pincushionplantNavarretia jepsonii V. Bailey ex Jepson Jepson's pincushionplantNavarretia leucocephala Benth. whitehead navarretiaNavarretia leucocephala ssp. bakeri (Mason) Day Baker's navarretiaNavarretia leucocephala ssp. leucocephala Benth. whitehead navarretiaNavarretia leucocephala ssp. minima (Nutt.) Day least navarretiaNavarretia leucocephala ssp. pauciflora (Mason) Day fewflower navarretiaNavarretia leucocephala ssp. plieantha (Mason) Day manyflowered navarretiaNavarretia mellita Greene honeyscented pincushionplantNavarretia nigelliformis Greene

adobe navarretiaNavarretia nigelliformis ssp. nigelliformis Greene adobe navarretiaNavarretia nigelliformis ssp. radians (J.T. Howell) Day adobe navarretiaNavarretia peninsularis Greene Baja pincushionplantNavarretia prolifera Greene burr pincushionplantNavarretia prolifera ssp. lutea (Brand) Mason burr pincushionplantNavarretia prolifera ssp. prolifera Greene burr pincushionplantNavarretia prostrata (Gray) Greene prostrate pincushionplantNavarretia pubescens (Benth.) Hook. & Arn. downy pincushionplantNavarretia rosulata Brand San Anselmo navarretiaNavarretia setiloba Coville Paiute Mountain pincushionplantNavarretia squarrosa (Eschsch.) Hook. & Arn. skunkbushNavarretia subuligera Greene awlleaf pincushionplantNavarretia tagetina Greene marigold pincushionplantNavarretia viscidula Benth. sticky pincushionplantNavarretia viscidula ssp. purpurea (Greene) Mason sticky pincushionplantNavarretia viscidula ssp. viscidula Benth. sticky pincushionplantPhlox adsurgens Torr. ex Gray northern phloxPhlox austromontana Coville desert phloxPhlox austromontana ssp. austromontana Coville desert mountain phloxPhlox covillei E. Nels. Coville's phloxPhlox diffusa Benth. spreading phloxPhlox diffusa ssp. diffusa Benth. spreading phlox


Phlox diffusa ssp. subcarinata Wherry spreading phloxPhlox dispersa C.W. Sharsmith disperse phloxPhlox dolichantha Gray Bear Valley phloxPhlox gracilis (Hook.) Greene slender phloxPhlox gracilis ssp. gracilis (Hook.) Greene slender phloxPhlox gracilis ssp. humilis (Greene) Mason dwarf phloxPhlox hirsuta E. Nels. Yreka phloxPhlox hoodii Richards. spiny phloxPhlox hoodii ssp. canescens (Torr. & Gray) Wherry carpet phloxPhlox hoodii ssp. lanata (Piper) Munz carpet phloxPhlox hoodii ssp. muscoides (Nutt.) Wherry musk phloxPhlox longifolia Nutt. longleaf phloxPhlox longifolia ssp. brevifolia (Gray) Mason longleaf phloxPhlox longifolia ssp. longifolia Nutt. longleaf phloxPhlox pulvinata (Wherry) Cronq. cushion phloxPhlox rigida Benth. stiff phloxPhlox speciosa Pursh showy phloxPhlox speciosa ssp. nitida (Suksdorf) Wherry showy phloxPhlox speciosa ssp. occidentalis (Dur. ex Torr.) Wherry showy phloxPhlox stansburyi (Torr.) Heller colddesert phloxPhlox stansburyi ssp. stansburyi (Torr.) Heller Stansbury's phloxPhlox stansburyi ssp. superba (Brand) Wherry colddesert phloxPhlox viridis E. Nels.

green phloxPhlox viridis ssp. compacta (Brand) Wherry green phloxPhlox viridis ssp. longipes (M.E. Jones) Wherry green phloxPolemonium acutiflorum Willd. ex Roemer & J.A. Schultes tall JacobsladderPolemonium californicum Eastw. moving polemoniumPolemonium carneum Gray royal JacobsladderPolemonium chartaceum Mason Mason's JacobsladderPolemonium eximium Greene skypilotPolemonium micranthum Benth. annual polemoniumPolemonium occidentale Greene western polemoniumPolemonium occidentale ssp. occidentale Greene western polemoniumPolemonium pulcherrimum Hook. skunkleaf polemoniumPolemonium pulcherrimum ssp. pulcherrimum Hook. pretty Jacobsladder

POLYGALACEAEPolygala acanthoclada Gray desert polygalaPolygala californica Nutt. California milkwortPolygala cornuta Kellogg Sierran milkwortPolygala cornuta var. cornuta Kellogg Sierran milkwortPolygala cornuta var. fishiae (Parry) Jepson Sierran milkwortPolygala heterorhyncha (Barneby) T. Wendt beaked spiny polygalaPolygala subspinosa S. Wats. spiny polygala


POLYGONACEAEAristocapsa insignis (Curran) Reveal & Hardham Indian Valley spinycapeCentrostegia thurberi Gray ex Benth. red trianglesChorizanthe angustifolia Nutt. narrowleaf spineflowerChorizanthe biloba Goodman twolobe spineflowerChorizanthe biloba var. biloba Goodman twolobe spineflowerChorizanthe blakleyi Hardham Blakley's spineflowerChorizanthe brevicornu Torr. brittle spineflowerChorizanthe brevicornu var. brevicornu Torr. brittle spineflowerChorizanthe brevicornu var. spathulata (Small ex Rydb.) C.L. Hitchc. brittle spineflowerChorizanthe breweri S. Wats. San Luis Obispo spineflowerChorizanthe clevelandii Parry Cleveland's spineflowerChorizanthe corrugata (Torr.) Torr. & Gray wrinkled spineflowerChorizanthe cuspidata S. Wats. San Francisco spineflowerChorizanthe cuspidata var. cuspidata S. Wats. San Francisco spineflowerChorizanthe cuspidata var. villosa (Eastw.) Munz San Francisco spineflowerChorizanthe diffusa Benth. diffuse spineflowerChorizanthe douglasii Benth. San Benito spineflowerChorizanthe fimbriata Nutt. fringed spineflowerChorizanthe fimbriata var. fimbriata Nutt. fringed spineflowerChorizanthe fimbriata var. laciniata (Torr.) Jepson fringed spineflowerChorizanthe howellii Goodman Mendocino spineflowerChorizanthe leptotheca Goodman

Ramona spineflowerChorizanthe membranacea Benth. pink spineflowerChorizanthe obovata Goodman spoonsepal spineflowerChorizanthe orcuttiana Parry San Diego spineflowerChorizanthe palmeri S. Wats. Palmer's spineflowerChorizanthe parryi S. Wats. San Bernardino spineflowerChorizanthe parryi var. fernandina (S. Wats.) Jepson San Bernardino spineflowerChorizanthe parryi var. parryi S. Wats. Parry's spineflowerChorizanthe polygonoides Torr. & Gray knotweed spineflowerChorizanthe polygonoides var. longispina (Goodman) Munz knotweed spineflowerChorizanthe polygonoides var. polygonoides Torr. & Gray knotweed spineflowerChorizanthe procumbens Nutt. prostrate spineflowerChorizanthe pungens Benth. Monterey spineflowerChorizanthe pungens var. hartwegiana Reveal & Hardham Hartweg's spineflowerChorizanthe pungens var. pungens Benth. Monterey spineflowerChorizanthe rectispina Goodman prickly spineflowerChorizanthe rigida (Torr.) Torr. & Gray devil's spineflowerChorizanthe robusta Parry robust spineflowerChorizanthe robusta var. hartwegii (Benth.) Reveal & Morgan robust spineflowerChorizanthe robusta var. robusta Parry robust spineflowerChorizanthe spinosa S. Wats. Mojave spineflowerChorizanthe staticoides Benth. turkish ruggingChorizanthe stellulata Benth. starlet spineflower


Chorizanthe uniaristata Torr. & Gray oneawn spineflowerChorizanthe valida S. Wats. Sonoma spineflowerChorizanthe ventricosa Goodman Priest Valley spineflowerChorizanthe watsonii Torr. & Gray fivetooth spineflowerChorizanthe wheeleri S. Wats. Santa Barbara spineflowerChorizanthe xanti S. Wats. Riverside spineflowerChorizanthe xanti var. leucotheca Goodman Riverside spineflowerChorizanthe xanti var. xanti S. Wats. Riverside spineflowerDedeckera eurekensis Reveal & J.T. Howell July goldDodecahema leptoceras (Gray ex Benth.) Reveal & Hardham slenderhorn spinyherbEmex australis Steinh. southern threecornerjackEmex spinosa (L.) Campd. spiny threecornerjackEriogonum X blissianum Mason Bliss' buckwheatEriogonum alpinum Engelm. Trinity buckwheatEriogonum ampullaceum J.T. Howell Mono buckwheatEriogonum anemophilum Greene west Humboldt buckwheatEriogonum angulosum Benth. anglestem buckwheatEriogonum apiculatum S. Wats. San Jacinto buckwheatEriogonum apricum J.T. Howell Ione buckwheatEriogonum apricum var. apricum J.T. Howell Ione buckwheatEriogonum apricum var. prostratum Myatt Ione buckwheatEriogonum arborescens Greene Santa Cruz Island buckwheatEriogonum argillosum J.T. Howell

Coast Range buckwheatEriogonum baileyi S. Wats. Bailey's buckwheatEriogonum baileyi var. baileyi S. Wats. Bailey's buckwheatEriogonum baileyi var. praebens (Gandog.) Reveal Bailey's buckwheatEriogonum beatleyae Reveal Beatley's buckwheatEriogonum bifurcatum Reveal Pahrump Valley buckwheatEriogonum brachyanthum Coville shortflower buckwheatEriogonum brachypodum Torr. & Gray Parry's buckwheatEriogonum breedlovei (J.T. Howell) Reveal Piute buckwheatEriogonum breedlovei var. breedlovei (J.T. Howell) Reveal Piute buckwheatEriogonum breedlovei var. shevockii J.T. Howell Shevock's buckwheatEriogonum butterworthianum J.T. Howell Butterworth's buckwheatEriogonum caespitosum Nutt. matted buckwheatEriogonum cernuum Nutt. nodding buckwheatEriogonum cernuum var. cernuum Nutt. nodding buckwheatEriogonum cernuum var. viminale (S. Stokes) Reveal nodding buckwheatEriogonum chrysops Rydb. bitterroot buckwheatEriogonum cinereum Benth. coastal buckwheatEriogonum cithariforme S. Wats. Cithara buckwheatEriogonum cithariforme var. agninum (Greene) Reveal Cithara buckwheatEriogonum cithariforme var. cithariforme S. Wats. Cithara buckwheatEriogonum collinum S. Stokes ex M.E. Jones juniper buckwheatEriogonum compositum Dougl. ex Benth. arrowleaf buckwheat


Eriogonum compositum var. compositum Dougl. ex Benth. arrowleaf buckwheatEriogonum congdonii (S. Stokes) Reveal Congdon's buckwheatEriogonum contiguum (Reveal) Reveal annual desert trumpetEriogonum covilleanum Eastw. Coville's buckwheatEriogonum crocatum A. Davids. saffron buckwheatEriogonum dasyanthemum Torr. & Gray chaparral buckwheatEriogonum davidsonii Greene Davidson's buckwheatEriogonum deflexum Torr. flatcrown buckwheatEriogonum deflexum var. baratum (Elmer) Reveal flatcrown buckwheatEriogonum deflexum var. deflexum Torr. flatcrown buckwheatEriogonum deserticola S. Wats. Colorado Desert buckwheatEriogonum diclinum Reveal Jaynes Canyon buckwheatEriogonum douglasii Benth. Douglas' buckwheatEriogonum douglasii var. douglasii Benth. Douglas' buckwheatEriogonum eastwoodianum J.T. Howell Eastwood's buckwheatEriogonum elatum Dougl. ex Benth. tall woolly buckwheatEriogonum elatum var. elatum Dougl. ex Benth. tall woolly buckwheatEriogonum elatum var. villosum Jepson tall woolly buckwheatEriogonum elegans Greene elegant buckwheatEriogonum elongatum Benth. longstem buckwheatEriogonum eremicola J.T. Howell & Reveal Telescope Peak buckwheatEriogonum ericifolium Torr. & Gray Yavapai County buckwheatEriogonum ericifolium var. thornei Reveal & Henrickson

Thorne's buckwheatEriogonum esmeraldense S. Wats. Esmeralda buckwheatEriogonum esmeraldense var. esmeraldense S. Wats. Esmeralda buckwheatEriogonum fasciculatum Benth. Eastern Mojave buckwheatEriogonum fasciculatum var. fasciculatum Benth. Eastern Mojave buckwheatEriogonum fasciculatum var. flavoviride Munz & Johnston Eastern Mojave buckwheatEriogonum fasciculatum var. foliolosum (Nutt.) S. Stokes ex Abrams Eastern Mojave buckwheatEriogonum fasciculatum var. polifolium (Benth.) Torr. & Gray Eastern Mojave buckwheatEriogonum foliosum S. Wats. Baja buckwheatEriogonum giganteum S. Wats. St. Catherine's laceEriogonum giganteum var. formosum Brandeg. St. Catherine's laceEriogonum giganteum var. giganteum S. Wats. St. Catherine's laceEriogonum gilmanii S. Stokes Gilman's buckwheatEriogonum glandulosum (Nutt.) Nutt. ex Benth. acorn buckwheatEriogonum gossypinum Curran cottony buckwheatEriogonum gracile Benth. slender woolly buckwheatEriogonum gracilipes S. Wats. White Mountain buckwheatEriogonum gracillimum S. Wats. rose and white buckwheatEriogonum gramineum S. Stokes = Eriogonum nudum var. westoniiEriogonum grande Greene Pacific Island buckwheatEriogonum grande var. grande Greene Pacific Island buckwheatEriogonum grande var. rubescens (Greene) Munz Pacific Island buckwheatEriogonum grande var. timorum Reveal Pacific Island buckwheat


Eriogonum heermannii Dur. & Hilg. Heermann's buckwheatEriogonum heermannii var. argense (M.E. Jones) Munz Heermann's buckwheatEriogonum heermannii var. floccosum Munz Heermann's buckwheatEriogonum heermannii var. heermannii Dur. & Hilg. Heermann's buckwheatEriogonum heermannii var. humilius (S. Stokes) Reveal Heermann's buckwheatEriogonum heermannii var. occidentale S. Stokes Heermann's buckwheatEriogonum heermannii var. sulcatum (S. Wats.) Munz & Reveal Heermann's buckwheatEriogonum heracleoides Nutt. parsnipflower buckwheatEriogonum heracleoides var. angustifolium (Nutt.) Torr. & Gray parsnipflower buckwheatEriogonum heracleoides var. heracleoides Nutt. parsnipflower buckwheatEriogonum hirtellum J.T. Howell & Bacig. Klamath Mountain buckwheatEriogonum hirtiflorum Gray ex S. Wats. hairyflower buckwheatEriogonum hoffmannii S. Stokes Hoffmann's buckwheatEriogonum hoffmannii var. hoffmannii S. Stokes Hoffmann's buckwheatEriogonum hoffmannii var. robustius S. Stokes Hoffmann's buckwheatEriogonum hookeri S. Wats. Hooker's buckwheatEriogonum incanum Torr. & Gray frosted buckwheatEriogonum inerme (S. Wats.) Jepson unarmed buckwheatEriogonum inerme var. hispidulum Goodman unarmed buckwheatEriogonum inerme var. inerme (S. Wats.) Jepson unarmed buckwheatEriogonum inflatum Torr. & Frem. Native American pipeweedEriogonum inflatum var. deflatum I.M. Johnston Native American pipeweedEriogonum inflatum var. inflatum Torr. & Frem.

Native American pipeweedEriogonum insigne S. Wats. ladder buckwheatEriogonum intrafractum Coville & Morton napkinringEriogonum kelloggii Gray Red Mountain buckwheatEriogonum kennedyi Porter ex S. Wats. Kennedy's buckwheatEriogonum kennedyi var. alpigenum Munz & Johnston Kennedy's buckwheatEriogonum kennedyi var. austromontanum Munz & Johnston Kennedy's buckwheatEriogonum kennedyi var. kennedyi Porter ex S. Wats. Kennedy's buckwheatEriogonum kennedyi var. pinicola Reveal Kennedy's buckwheatEriogonum kennedyi var. purpusii (Brandeg.) Reveal Purpus' buckwheatEriogonum latens Jepson Inyo buckwheatEriogonum latifolium Sm. seaside buckwheatEriogonum libertini Reveal Dubakella Mountain buckwheatEriogonum lobbii Torr. & Gray granite buckwheatEriogonum lobbii var. lobbii Torr. & Gray Lobb's buckwheatEriogonum luteolum Greene goldencarpet buckwheatEriogonum luteolum var. caninum (Greene) Reveal goldencarpet buckwheatEriogonum luteolum var. pedunculatum (Stokes) Reveal goldencarpet buckwheatEriogonum maculatum Heller spotted buckwheatEriogonum marifolium Torr. & Gray marumleaf buckwheatEriogonum microthecum Nutt. slender buckwheatEriogonum microthecum var. alpinum Reveal alpine slender buckwheatEriogonum microthecum var. ambiguum (M.E. Jones) Reveal slender buckwheat


Eriogonum microthecum var. corymbosoides Reveal slender buckwheatEriogonum microthecum var. johnstonii Reveal Johnston's buckwheatEriogonum microthecum var. lapidicola Reveal slender buckwheatEriogonum microthecum var. laxiflorum Hook. slender buckwheatEriogonum microthecum var. microthecum Nutt. slender buckwheatEriogonum microthecum var. panamintense S. Stokes Panamint buckwheatEriogonum microthecum var. simpsonii (Benth.) Reveal Simpson's buckwheatEriogonum mohavense S. Wats. Western Mojave buckwheatEriogonum molestum S. Wats. pineland buckwheatEriogonum nervulosum (S. Stokes) Reveal Snow Mountain buckwheatEriogonum nidularium Coville birdnest buckwheatEriogonum nortonii Greene pinnacled buckwheatEriogonum nudum Dougl. ex Benth. naked buckwheatEriogonum nudum var. auriculatum (Benth.) Tracy ex Jepson naked buckwheatEriogonum nudum var. decurrens (S. Stokes) M.L. Bowerman naked buckwheatEriogonum nudum var. deductum (Greene) Jepson naked buckwheatEriogonum nudum var. indictum (Jepson) Reveal naked buckwheatEriogonum nudum var. murinum Reveal naked buckwheatEriogonum nudum var. nudum Dougl. ex Benth. naked buckwheatEriogonum nudum var. oblongifolium S. Wats. naked buckwheatEriogonum nudum var. pauciflorum S. Wats. naked buckwheatEriogonum nudum var. pubiflorum Benth. naked buckwheatEriogonum nudum var. regirivum Reveal & J. Stebbins

naked buckwheatEriogonum nudum var. scapigerum (Eastw.) Jepson naked buckwheatEriogonum nudum var. westonii (S. Stokes) J.T. Howell Weston's buckwheatEriogonum nummulare M.E. Jones money buckwheatEriogonum nutans Torr. & Gray Dugway buckwheatEriogonum nutans var. glabratum Reveal Dugway buckwheatEriogonum nutans var. nutans Torr. & Gray Dugway buckwheatEriogonum ochrocephalum S. Wats. whitewoolly buckwheatEriogonum ochrocephalum var. ochrocephalum S. Wats. whitewoolly buckwheatEriogonum ordii S. Wats. Fort Mojave buckwheatEriogonum ovalifolium Nutt. cushion buckwheatEriogonum ovalifolium var. eximium (Tidestrom) J.T. Howell cushion buckwheatEriogonum ovalifolium var. nivale (Canby) M.E. Jones cushion buckwheatEriogonum ovalifolium var. ovalifolium Nutt. cushion buckwheatEriogonum ovalifolium var. purpureum (Nutt.) Dur. cushion buckwheatEriogonum ovalifolium var. vineum (Small) Jepson cushion buckwheatEriogonum palmerianum Reveal Palmer's buckwheatEriogonum panamintense Morton Panamint Mountain buckwheatEriogonum panamintense var. mensicola (S. Stokes) Reveal Panamint Mountain buckwheatEriogonum panamintense var. panamintense Morton Panamint Mountain buckwheatEriogonum parishii S. Wats. mountainmistEriogonum parvifolium Sm. seacliff buckwheatEriogonum pendulum S. Wats. Waldo buckwheat


Eriogonum plumatella Dur. & Hilg. yucca buckwheatEriogonum polypodum Small foxtail buckwheatEriogonum prattenianum Dur. Nevada City buckwheatEriogonum prattenianum var. avium Reveal & Shevock Nevada City buckwheatEriogonum prociduum Reveal prostrate buckwheatEriogonum puberulum S. Wats. Red Creek buckwheatEriogonum pusillum Torr. & Gray yellowturbansEriogonum pyrolifolium Hook. Shasta buckwheatEriogonum pyrolifolium var. coryphaeum Torr. & Gray Shasta buckwheatEriogonum pyrolifolium var. pyrolifolium Hook. Shasta buckwheatEriogonum racemosum Nutt. redroot buckwheatEriogonum reniforme Torr. & Frem. kidneyleaf buckwheatEriogonum rixfordii S. Stokes pagoda buckwheatEriogonum rosense A. Nels. & Kennedy rosy buckwheatEriogonum roseum Dur. & Hilg. wand buckwheatEriogonum rupinum Reveal Wyman Creek buckwheatEriogonum saxatile S. Wats. hoary buckwheatEriogonum shockleyi S. Wats. Shockley's buckwheatEriogonum shockleyi var. shockleyi S. Wats. Shockley's buckwheatEriogonum siskiyouense Small Siskiyou buckwheatEriogonum spergulinum Gray spurry buckwheatEriogonum spergulinum var. pratense (S. Stokes) J.T. Howell spurry buckwheatEriogonum spergulinum var. reddingianum (M.E. Jones) J.T. Howell

Redding buckwheatEriogonum spergulinum var. spergulinum Gray spurry buckwheatEriogonum sphaerocephalum Dougl. ex Benth. rock buckwheatEriogonum sphaerocephalum var. halimioides S. Stokes rock buckwheatEriogonum sphaerocephalum var. sphaerocephalum Dougl. ex Benth. rock buckwheatEriogonum strictum Benth. Blue Mountain buckwheatEriogonum strictum ssp. proliferum (Torr. & Gray) S. Stokes Blue Mountain buckwheatEriogonum strictum ssp. proliferum var. anserinum (Greene) R.J. Davis Blue Mountain buckwheatEriogonum strictum ssp. proliferum var. greenei (Gray) Reveal Greene's buckwheatEriogonum strictum ssp. proliferum var. proliferum (Torr. & Gray) C.L. Hitchc. Blue Mountain buckwheatEriogonum temblorense J.T. Howell & Twisselmann Temblor buckwheatEriogonum ternatum T.J. Howell ternate buckwheatEriogonum thomasii Torr. Thomas' buckwheatEriogonum thurberi Torr. Thurber's buckwheatEriogonum trichopes Torr. little deserttrumpetEriogonum tripodum Greene tripod buckwheatEriogonum truncatum Torr. & Gray Mt. Diablo buckwheatEriogonum twisselmannii (J.T. Howell) Reveal Twisselmann's buckwheatEriogonum umbellatum Torr. sulphur wildbuckwheatEriogonum umbellatum var. argus Reveal sulphurflower buckwheatEriogonum umbellatum var. aureum (Gandog.) Reveal sulphurflower buckwheatEriogonum umbellatum var. bahiiforme (Torr. & Gray) Jepson sulphurflower buckwheatEriogonum umbellatum var. chlorothamnus Reveal


sulphurflower buckwheatEriogonum umbellatum var. covillei (Small) Munz & Reveal Coville's buckwheatEriogonum umbellatum var. dichrocephalum Gandog. sulphurflower buckwheatEriogonum umbellatum var. furcosum Reveal sulphurflower buckwheatEriogonum umbellatum var. glaberrimum (Gandog.) Reveal sulphurflower buckwheatEriogonum umbellatum var. goodmanii Reveal Goodman's buckwheatEriogonum umbellatum var. humistratum Reveal sulphurflower buckwheatEriogonum umbellatum var. juniporinum Reveal sulphurflower buckwheatEriogonum umbellatum var. minus I.M. Johnston sulphurflower buckwheatEriogonum umbellatum var. munzii Reveal Munz's buckwheatEriogonum umbellatum var. nevadense Gandog. Nevada buckwheatEriogonum umbellatum var. polyanthum (Benth.) M.E. Jones sulphurflower buckwheatEriogonum umbellatum var. speciosum (E. Drew) S. Stokes sulphurflower buckwheatEriogonum umbellatum var. stellatum (Benth.) M.E. Jones sulphurflower buckwheatEriogonum umbellatum var. subaridum S. Stokes sulphurflower buckwheatEriogonum umbellatum var. torreyanum (Gray) M.E. Jones Torrey buckwheatEriogonum umbellatum var. umbellatum Torr. sulphurflower buckwheatEriogonum umbellatum var. versicolor S. Stokes sulphurflower buckwheatEriogonum ursinum S. Wats. Bear Valley buckwheatEriogonum vestitum J.T. Howell Idria buckwheatEriogonum vimineum Dougl. ex Benth. wickerstem buckwheatEriogonum viridescens Heller twotooth buckwheatEriogonum watsonii Torr. & Gray Watson's buckwheat

Eriogonum wrightii Torr. ex Benth. bastardsageEriogonum wrightii var. membranaceum S. Stokes ex Jepson bastardsageEriogonum wrightii var. nodosum (Small) Reveal bastardsageEriogonum wrightii var. olanchense (J.T. Howell) Reveal bastardsageEriogonum wrightii var. subscaposum S. Wats. bastardsageEriogonum wrightii var. trachygonum (Torr. ex Benth.) Jepson bastardsageEriogonum wrightii var. wrightii Torr. ex Benth. Wright's bastardsageFagopyrum esculentum Moench fagopyrumGilmania luteola (Coville) Coville goldencarpetGoodmania luteola (Parry) Reveal & Ertter yellow spinecapeHollisteria lanata S. Wats. false spikeflowerLastarriaea coriacea (Goodman) Hoover leather spineflowerMucronea californica Benth. California spineflowerMucronea perfoliata (Gray) Heller perfoliate spineflowerMuehlenbeckia complexa Meisn. maidenhair vineNemacaulis denudata Nutt. cottonheadsNemacaulis denudata var. denudata Nutt. cottonheadsNemacaulis denudata var. gracilis Goodman & L. Benson cottonheadsOxyria digyna (L.) Hill alpine mountainsorrelOxytheca caryophylloides Parry chickweed puncturebractOxytheca dendroidea Nutt. narrowleaf oxythecaOxytheca emarginata Hall whitemargin puncturebractOxytheca parishii Parry


Parish's puncturebractOxytheca parishii var. abramsii (McGregor) Munz Abrams' puncturebractOxytheca parishii var. cienegensis Ertter Parish's puncturebractOxytheca parishii var. goodmaniana Ertter Goodman's puncturebractOxytheca parishii var. parishii Parry Parish's puncturebractOxytheca perfoliata Torr. & Gray roundleaf puncturebractOxytheca trilobata Gray threelobe puncturebractOxytheca watsonii Torr. & Gray Watson's puncturebractPolygonum amphibium L. water knotweedPolygonum amphibium var. emersum Michx. longroot smartweedPolygonum amphibium var. stipulaceum Coleman water smartweedPolygonum arenastrum Jord. ex Boreau ovalleaf knotweedPolygonum argyrocoleon Steud. ex Kunze silversheath knotweedPolygonum aviculare L. prostrate knotweedPolygonum baldschuanicum Regel Bukhara fleeceflowerPolygonum bellardii All. narrowleaf knotweedPolygonum bidwelliae S. Wats. Bidwell's knotweedPolygonum bistortoides Pursh American bistortPolygonum bolandieri Brewer Bolander's knotweedPolygonum buxiforme Small box knotweedPolygonum californicum Meisn. California knotweedPolygonum capitatum Buch.-Ham. ex D. Don pinkhead smartweedPolygonum convolvulus L. black bindweed

Polygonum cuspidatum Sieb. & Zucc. Japanese knotweedPolygonum davisiae Brewer ex Gray Davis' knotweedPolygonum douglasii Greene Douglas' knotweedPolygonum douglasii ssp. austiniae (Greene) E. Murr. Austin knotweedPolygonum douglasii ssp. douglasii Greene Douglas' knotweedPolygonum douglasii ssp. johnstonii (Munz) Hickman Johnston's knotweedPolygonum douglasii ssp. spergulariiforme (Meisn. ex Small) Hickman scatter knotweedPolygonum erectum L. erect knotweedPolygonum fowleri B.L. Robins. Fowler's knotweedPolygonum hydropiper L. marshpepper knotweedPolygonum hydropiperoides Michx. swamp smartweedPolygonum lapathifolium L. curlytop knotweedPolygonum lapathifolium var. lapathifolium L. curlytop knotweedPolygonum lapathifolium var. salicifolium Sibthorp curlytop knotweedPolygonum marinense Mert. & Raven Marin knotweedPolygonum minimum S. Wats. broadleaf knotweedPolygonum newberryi Small Newberry's knotweedPolygonum orientale L. kiss me over the garden gatePolygonum paronychia Cham. & Schlecht. beach knotweedPolygonum parryi Greene Parry's knotweedPolygonum patulum Bieb. Bellard's smartweedPolygonum pensylvanicum L. Pennsylvania smartweedPolygonum persicaria L.


spotted ladysthumbPolygonum phytolaccifolium Meisn. ex Small poke knotweedPolygonum polygaloides Wallich ex Meisn. polygala knotweedPolygonum polygaloides ssp. confertiflorum (Nutt. ex Piper) Hickman fruitleaf knotweedPolygonum polygaloides ssp. esotericum (L.C. Wheeler) Hickman whitemargin knotweedPolygonum polygaloides ssp. kelloggii (Greene) Hickman Kellogg's knotweedPolygonum polystachyum Wallich ex Meisn. cultivated knotweedPolygonum punctatum Ell. dotted smartweedPolygonum punctatum var. punctatum Ell. dotted smartweedPolygonum ramosissimum Michx. bushy knotweedPolygonum ramosissimum var. prolificum Small bushy knotweedPolygonum ramosissimum var. ramosissimum Michx. bushy knotweedPolygonum sachalinense F. Schmidt ex Maxim. giant knotweedPolygonum shastense Brewer ex Gray Shasta knotweedPterostegia drymarioides Fisch. & C.A. Mey. woodland pterostegiaRumex X acutus L. (pro sp.) acute dockRumex acetosella L. common sheep sorrelRumex aquaticus L. western dockRumex aquaticus var. fenestratus (Greene) Dorn western dockRumex conglomeratus Murr. clustered dockRumex crispus L. curly dockRumex dentatus L. toothed dockRumex hymenosepalus Torr. canaigre dock

Rumex kerneri Borbas Kerner's dockRumex maritimus L. golden dockRumex obtusifolius L. bitter dockRumex orbiculatus Gray greater water dockRumex paucifolius Nutt. fewleaved dockRumex paucifolius ssp. gracilescens (Rech. f.) Rech. f. alpine sheep sorrelRumex paucifolius ssp. paucifolius Nutt. fewleaved dockRumex pulcher L. fiddle dockRumex salicifolius Weinm. willow dockRumex salicifolius var. crassus (Rech. f.) J.T. Howell willow dockRumex salicifolius var. denticulatus Torr. toothed willow dockRumex salicifolius var. lacustris (Greene) Hickman lake willow dockRumex salicifolius var. mexicanus (Meisn.) C.L. Hitchc. Mexican dockRumex salicifolius var. salicifolius Weinm. willow dockRumex salicifolius var. transitorius (Rech. f.) Hickman willow dockRumex sanguineus L. redvein dockRumex stenophyllus Ledeb. narrowleaf dockRumex venosus Pursh veiny dockRumex violascens Rech. f. violet dockSystenotheca vortriedei (Brandeg.) Reveal & Hardham systenotheca

POLYPODIACEAEPolypodium amorphum Suksdorf irregular polypody


Polypodium californicum Kaulfuss California polypodyPolypodium glycyrrhiza D.C. Eat. licorice fernPolypodium hesperium Maxon western polypodyPolypodium scouleri Hook. & Grev. leathery polypody

PONTEDERIACEAEEichhornia crassipes (Mart.) Solms common water hyacinthHeteranthera dubia (Jacq.) MacM. grassleaf mudplantainHeteranthera limosa (Sw.) Willd. blue mudplantainMonochoria vaginalis (Burm. f.) K. Presl ex Kunth heartshape falsepickerelweed

PORTULACACEAECalandrinia breweri S. Wats. Brewer's redmaidsCalandrinia ciliata (Ruiz & Pavon) DC. fringed redmaidsCistanthe ambigua (S. Wats.) Hershkovitz desert pussypawsCistanthe maritima (Nutt.) Hershkovitz seaside pussypawsCistanthe monandra (Nutt.) Hershkovitz common pussypawsCistanthe monosperma (Greene) Hershkovitz oneseed pussypawsCistanthe parryi (Gray) Hershkovitz Parry's pussypawsCistanthe parryi var. hesseae (Thomas) Kartesz & Gandhi Hesse's pussypawsCistanthe parryi var. nevadensis (J.T. Howell) Kartesz & Gandhi Nevada pussypawsCistanthe parryi var. parryi (Gray) Hershkovitz Parry's pussypawsCistanthe pulchella (Eastw.) Hershkovitz Mariposa pussypawsCistanthe pygmaea (Parish ex Rydb.) Hershkovitz pygmy pussypaws

Cistanthe quadripetala (S. Wats.) Hershkovitz fourpetal pussypawsCistanthe rosea (S. Wats.) Hershkovitz rosy pussypawsCistanthe umbellata (Torr.) Hershkovitz Mt. Hood pussypawsClaytonia cordifolia S. Wats. heartleaf springbeautyClaytonia exigua Torr. & GrayClaytonia exigua ssp. exigua Torr. & GrayClaytonia gypsophiloides Fisch. & C.A. Mey. gypsum springbeautyClaytonia heterophylla (Torr. & Gray) Swanson variableleaf springbeautyClaytonia lanceolata Pursh lanceleaf springbeautyClaytonia lanceolata var. lanceolata Pursh lanceleaf springbeautyClaytonia lanceolata var. peirsonii Munz & Johnston Peirson's springbeautyClaytonia lanceolata var. sessilifolia (Torr.) A. Nels. lanceleaf springbeautyClaytonia megarhiza (Gray) Parry ex S. Wats. alpine springbeautyClaytonia megarhiza var. bellidifolia (Rydb.) C.L. Hitchc. alpine springbeautyClaytonia nevadensis S. Wats. Sierran springbeautyClaytonia palustris Swanson & Kelley Jonesville springbeautyClaytonia parviflora Dougl. ex Hook. streambank springbeautyClaytonia parviflora ssp. viridis (A. Davids.) J.M. Miller & K. ChambersClaytonia perfoliata Donn ex Willd. miner's lettuceClaytonia perfoliata ssp. perfoliata Donn ex Willd. miner's lettuceClaytonia perfoliata ssp. perfoliata var. nubigena (Greene) Poelln. miner's lettuceClaytonia perfoliata ssp. perfoliata var. perfoliata Donn ex Willd. miner's lettuceClaytonia perfoliata ssp. perfoliata var. utahensis (Rydb.) Poelln. miner's lettuceClaytonia rubra (T.J. Howell) Tidestrom


redstem springbeautyClaytonia saxosa Brandeg. Brandegee's springbeautyClaytonia sibirica L. Siberian springbeautyClaytonia sibirica var. bulbifera Gray Siberian springbeautyClaytonia sibirica var. sibirica L. Siberian springbeautyClaytonia spathulata Dougl. ex Hook. pale springbeautyClaytonia spathulata var. spathulata Dougl. ex Hook. pale springbeautyClaytonia umbellata S. Wats. Great Basin springbeautyLewisia brachycalyx Engelm. ex Gray shortsepal bitterrootLewisia cantelovii J.T. Howell Cantelow's bitterrootLewisia congdonii (Rydb.) S. Clay Congdon's bitterrootLewisia cotyledon (S. Wats.) B.L. Robins. Siskiyou bitterrootLewisia cotyledon var. cotyledon (S. Wats.) B.L. Robins. Siskiyou bitterrootLewisia cotyledon var. heckneri (Morton) Munz Heckner's bitterrootLewisia cotyledon var. howellii (S. Wats.) Jepson Howell's bitterrootLewisia disepala Rydb. Yosemite bitterrootLewisia kelloggii K. Brandeg. Kellogg's lewisiaLewisia leeana (Porter) B.L. Robins. Lee's bitterrootLewisia longipetala (Piper) S. Clay Truckee bitterrootLewisia nevadensis (Gray) B.L. Robins. Nevada bitterrootLewisia oppositifolia (S. Wats.) B.L. Robins. oppositeleaf bitterrootLewisia pygmaea (Gray) B.L. Robins. pigmy bitterrootLewisia rediviva Pursh Oregon bitterroot

Lewisia rediviva var. minor (Rydb.) Munz Oregon bitterrootLewisia rediviva var. rediviva Pursh Oregon bitterrootLewisia serrata Heckard & Stebbins sawtooth bitterrootLewisia stebbinsii Gankin & Hildreth Stebbins' bitterrootLewisia triphylla (S. Wats.) B.L. Robins. threeleaf lewisiaMontia chamissoi (Ledeb. ex Spreng.) Greene water minerslettuceMontia dichotoma (Nutt.) T.J. Howell dwarf minerslettuceMontia diffusa (Nutt.) Greene spreading minerslettuceMontia fontana L. annual water minerslettuceMontia fontana ssp. fontana L. annual water minerslettuceMontia fontana ssp. variabilis S.M. Walters variable minerslettuceMontia howellii S. Wats. Howell's minerslettuceMontia linearis (Dougl. ex Hook.) Greene narrowleaf minerslettuceMontia parvifolia (Moc. ex DC.) Greene littleleaf minerslettuceMontia perfoliata (Donn ex Willd.) T.J. Howell = Claytonia perfoliata ssp. perfoliataPortulaca halimoides L. silkcotton purslanePortulaca oleracea L. little hogweed

POTAMOGETONACEAEPotamogeton alpinus Balbis alpine pondweedPotamogeton amplifolius Tuckerman largeleaf pondweedPotamogeton crispus L. curly pondweedPotamogeton diversifolius Raf. waterthread pondweed


Potamogeton epihydrus Raf. ribbonleaf pondweedPotamogeton filiformis Pers. fineleaf pondweedPotamogeton filiformis var. alpinus (Blytt) Aschers. & Graebn. fineleaf pondweedPotamogeton foliosus Raf. leafy pondweedPotamogeton foliosus var. fibrillosus (Fern.) Haynes & Reveal leafy pondweedPotamogeton foliosus var. foliosus Raf. leafy pondweedPotamogeton gramineus L. variableleaf pondweedPotamogeton illinoensis Morong Illinois pondweedPotamogeton latifolius (J.W. Robbins) Morong broadleaf pondweedPotamogeton natans L. floating pondweedPotamogeton nodosus Poir. longleaf pondweedPotamogeton pectinatus L. sago pondweedPotamogeton praelongus Wulfen whitestem pondweedPotamogeton pusillus L. small pondweedPotamogeton pusillus var. pusillus L. small pondweedPotamogeton pusillus var. tenuissimus Mert. & Koch small pondweedPotamogeton richardsonii (Benn.) Rydb. Richardson's pondweedPotamogeton robbinsii Oakes Robbins' pondweedPotamogeton zosteriformis Fern. flatstem pondweed

PRIMULACEAEAnagallis arvensis L. scarlet pimpernelAnagallis foemina P. Mill. poorman's weatherglass

Anagallis minima (L.) Krause chaffweedAnagallis monelli L. flaxleaf pimpernelAndrosace elongata L. California rockjasmineAndrosace elongata ssp. acuta (Greene) G.T. Robbins California rockjasmineAndrosace occidentalis Pursh western rockjasmineAndrosace septentrionalis L. pygmyflower rockjasmineAndrosace septentrionalis ssp. subumbellata (A. Nels.) G.T. Robbins pygmyflower rockjasmineDodecatheon alpinum (Gray) Greene alpine shootingstarDodecatheon alpinum ssp. alpinum (Gray) Greene alpine shootingstarDodecatheon alpinum ssp. majus H.J. Thompson alpine shootingstarDodecatheon clevelandii Greene padre's shootingstarDodecatheon clevelandii ssp. clevelandii Greene Cleveland's shootingstarDodecatheon clevelandii ssp. insulare H.J. Thompson padre's shootingstarDodecatheon clevelandii ssp. patulum (Greene) H.J. Thompson padre's shootingstarDodecatheon clevelandii ssp. sanctarum (Greene) Abrams padre's shootingstarDodecatheon conjugens Greene Bonneville shootingstarDodecatheon conjugens var. conjugens Greene Bonneville shootingstarDodecatheon hendersonii Gray mosquito billsDodecatheon hendersonii ssp. cruciatum (Greene) H.J. Thompson mosquito billsDodecatheon hendersonii ssp. hendersonii Gray Henderson's shootingstarDodecatheon hendersonii ssp. hansenii (Greene) Kartesz, comb. nov. ined.Dodecatheon hendersonii ssp. parvifolium (R. Knuth) H.J. Thompson mosquito billsDodecatheon jeffreyi Van Houtte


tall mountain shootingstarDodecatheon jeffreyi ssp. jeffreyi Van Houtte Jeffrey's shootingstarDodecatheon jeffreyi ssp. pygmaeum (Hall) H.J. Thompson pygmy shootingstarDodecatheon pulchellum (Raf.) Merr. darkthroat shootingstarDodecatheon pulchellum ssp. monanthum (Greene ex R. Knuth) H.J. Thompson ex Munz darkthroat shootingstarDodecatheon pulchellum ssp. pulchellum (Raf.) Merr. darkthroat shootingstarDodecatheon redolens (Hall) H.J. Thompson scented shootingstarDodecatheon subalpinum Eastw. Sierran shootingstarGlaux maritima L. sea milkwortLysimachia nummularia L. creeping jennyLysimachia thyrsiflora L. tufted loosestrifePrimula suffrutescens Gray Sierran primroseSamolus valerandi L. seaside brookweedSamolus valerandi ssp. parviflorus (Raf.) Hulten seaside brookweedTrientalis borealis Raf. American starflowerTrientalis borealis ssp. latifolia (Hook.) Hulten broadleaf starflowerTrientalis europaea ssp. arctica (Fisch. ex Hook.) Hulten arctic starflower

PTERIDACEAEAdiantum X tracyi C.C. Hall ex W.H. Wagner Tracy's maidenhairAdiantum aleuticum (Rupr.) Paris Aleutian maidenhairAdiantum capillus-veneris L. common maidenhairAdiantum jordanii C. Muell. California maidenhair

Adiantum pedatum L. northern maidenhairArgyrochosma jonesii (Maxon) Windham Jones' falsecloak fernArgyrochosma limitanea (Maxon) Windham southwestern falsecloak fernArgyrochosma limitanea ssp. limitanea (Maxon) Windham southwestern falsecloak fernAspidotis carlotta-halliae (Wagner & Gilbert) Lellinger tufted lacefernAspidotis californica (Hook.) Nutt. ex Copeland California lacefernAstrolepis cochisensis (Goodding) Benham & Windham Cochise scaly cloakfernAstrolepis cochisensis ssp. cochisensis (Goodding) Benham & Windham Cochise scaly cloakfernAspidotis densa (Brack.) Lellinger Indian's dreamAstrolepis integerrima (Hook.) Benham & Windham hybrid cloakfernCheilanthes clevelandii D.C. Eat. Cleveland's lipfernCheilanthes cooperae D.C. Eat. Cooper's lipfernCheilanthes covillei Maxon Coville's lipfernCheilanthes feei T. Moore slender lipfernCheilanthes X fibrillosa (Davenport) Davenport ex Underwood (pro sp.) fibril lipfernCheilanthes gracillima D.C. Eat. lace lipfernCheilanthes intertexta (Maxon) Maxon coastal lipfernCheilanthes newberryi (D.C. Eat.) Domin Newberry's lipfernCheilanthes X parishii Davenport (pro sp.) Parish's lipfernCheilanthes parryi (D.C. Eat.) Domin Parry's lipfernCheilanthes viscida Davenport viscid lipfernCheilanthes wootonii Maxon


beaded lipfernCryptogramma acrostichoides R. Br. American rockbrakeNotholaena californica D.C. Eat. California cloak fernNotholaena californica ssp. californica D.C. Eat. California cloak fernPellaea X glaciogena W.H. Wagner, Pray & A.R. Smith cliffbrakePellaea andromedifolia (Kaulfuss) Fee coffee cliffbrakePellaea brachyptera (T. Moore) Baker Sierran cliffbrakePellaea breweri D.C. Eat. Brewer's cliffbrakePellaea bridgesii Hook. Bridges' cliffbrakePellaea mucronata (D.C. Eat.) D.C. Eat. birdfoot cliffbrakePellaea mucronata ssp. californica (Lemmon) Windham California cliffbrakePellaea mucronata ssp. mucronata (D.C. Eat.) D.C. Eat. birdfoot cliffbrakePellaea truncata Goodding spiny cliffbrakePentagrama pallida (Weatherby) Yatskievych, Windham & Wollenweber pale goldfernPentagrama triangularis (Kaulfuss) Yatskievych, Windham & Wollenweber western goldfernPentagrama triangularis ssp. maxonii (Weatherby) Yatskievych, Windham & Wollenweber Maxon's goldfernPentagrama triangularis ssp. semipallida (J.T. Howell) Yatskievych, Windham & Wollenweber western goldfernPentagrama triangularis ssp. triangularis (Kaulfuss) Yatskievych, Windham & Wollenweber western goldfernPentagrama triangularis ssp. viscosa (D.C. Eat.) Yatskievych, Windham & Wollenweber western goldfernPteris cretica L. Cretan brake

Pteris multifida Poir. spider brakePteris vittata L. ladder brake

RAFFLESIACEAEPilostyles thurberi Gray stemsucker

RANUNCULACEAEAconitum columbianum Nutt. Columbian monkshoodAconitum columbianum var. columbianum Nutt. Columbian monkshoodActaea arguta Nutt. = Actaea rubra ssp. argutaActaea rubra (Ait.) Willd. red baneberryActaea rubra ssp. arguta (Nutt.) Hulten red baneberryAdonis aestivalis L. summer pheasant's eyeAnemone deltoidea Hook. Columbian windflowerAnemone drummondii S. Wats. Drummond's anemoneAnemone drummondii ssp. drummondii S. Wats. Drummond's anemoneAnemone globosa (Torr. & Gray) Nutt. ex Pritz. = Anemone multifida var. hudsonianaAnemone multifida Poir. Pacific anemoneAnemone multifida var. hudsoniana DC. Hudson's anemoneAnemone occidentalis S. Wats. = Pulsatilla occidentalisAnemone oregana Gray blue windflowerAnemone oregana var. oregana Gray blue windflowerAnemone quinquefolia L. nightcapsAnemone tuberosa Rydb.


tuber anemoneAquilegia eximia Van Houtte ex Planch. Van Houtte's columbineAquilegia formosa Fisch. ex DC. western columbineAquilegia formosa var. formosa Fisch. ex DC. crimson columbineAquilegia pubescens Coville Sierran columbineCaltha biflora DC. = Caltha leptosepala ssp. howelliiCaltha leptosepala DC. white marshmarigoldCaltha leptosepala ssp. howellii (Huth) P.G. Sm. Howell's marshmarigoldCaltha palustris L. yellow marshmarigoldCeratocephala testiculata (Crantz) Bess. curveseed butterwortClematis lasiantha Nutt. pipestem clematisClematis ligusticifolia Nutt. western white clematisClematis ligusticifolia var. brevifolia Nutt. western white clematisClematis ligusticifolia var. californica S. Wats. California clematisClematis ligusticifolia var. ligusticifolia Nutt. western white clematisClematis pauciflora Nutt. ropevine clematisConsolida ajacis (L.) Schur doubtful knight's spurCoptis laciniata Gray Oregon goldthreadDelphinium X inflexum A. Davids. (pro sp.) larkspurDelphinium andersonii Gray Anderson's larkspurDelphinium andersonii ssp. andersonii Gray Anderson's larkspurDelphinium bakeri Ewan Baker's delphiniumDelphinium californicum Torr. & Gray California larkspur

Delphinium californicum ssp. californicum Torr. & Gray California larkspurDelphinium californicum ssp. interius (Eastw.) Ewan California larkspurDelphinium cardinale Hook. scarlet larkspurDelphinium decorum Fisch. & C.A. Mey. coastal larkspurDelphinium decorum ssp. decorum Fisch. & C.A. Mey. coastal larkspurDelphinium decorum ssp. tracyi Ewan Tracy's larkspurDelphinium depauperatum Nutt. slim larkspurDelphinium glaucum S. Wats. Sierra larkspurDelphinium gracilentum Greene pine forest larkspurDelphinium gypsophilum Ewan Pinoche Creek larkspurDelphinium gypsophilum ssp. gypsophilum Ewan Pinoche Creek larkspurDelphinium gypsophilum ssp. parviflorum Lewis & Epling Pinoche Creek larkspurDelphinium hansenii (Greene) Greene Eldorado larkspurDelphinium hansenii ssp. ewanianum Warnock Ewan's larkspurDelphinium hansenii ssp. hansenii (Greene) Greene Hansen's larkspurDelphinium hansenii ssp. kernense (A. Davids.) Ewan Kern larkspurDelphinium hesperium Gray foothill larkspurDelphinium hesperium ssp. cuyamacae (Abrams) Lewis & Epling foothill larkspurDelphinium hesperium ssp. hesperium Gray foothill larkspurDelphinium hesperium ssp. pallescens (Ewan) Lewis & Epling foothill larkspurDelphinium hutchinsoniae Ewan Monterey larkspurDelphinium inopinum (Jepson) Lewis & Epling unexpected larkspurDelphinium luteum Heller


yellow larkspurDelphinium menziesii DC. Menzies' larkspurDelphinium menziesii ssp. menziesii DC. Menzies' larkspurDelphinium nudicaule Torr. & Gray red larkspurDelphinium nuttallianum Pritz. ex Walp. Nuttal's larkspurDelphinium nuttallianum var. nuttallianum Pritz. ex Walp. Nuttal's larkspurDelphinium parishii Gray desert larkspurDelphinium parishii ssp. pallidum (Munz) Warnock pallid larkspurDelphinium parishii ssp. parishii Gray Parish's larkspurDelphinium parishii ssp. subglobosum (Wiggins) Lewis & Epling oceanblue larkspurDelphinium parryi Gray San Bernardino larkspurDelphinium parryi ssp. blochmaniae (Greene) Lewis & Epling Blochman's larkspurDelphinium parryi ssp. eastwoodiae Ewan Eastwood's larkspurDelphinium parryi ssp. maritimum (A. Davids.) Warnock seaside larkspurDelphinium parryi ssp. parryi Gray San Bernardino larkspurDelphinium parryi ssp. purpureum (Lewis & Epling) Warnock San Bernardino larkspurDelphinium patens Benth. zigzag larkspurDelphinium patens ssp. hepaticoideum Ewan zigzag larkspurDelphinium patens ssp. montanum (Munz) Ewan zigzag larkspurDelphinium patens ssp. patens Benth. zigzag larkspurDelphinium polycladon Eastw. mountain marsh larkspurDelphinium purpusii Brandeg. Kern County larkspurDelphinium recurvatum Greene Byron larkspur

Delphinium stachydeum (Gray) Tidestrom Rocky Mountain larkspurDelphinium trolliifolium Gray Columbian larkspurDelphinium uliginosum Curran swamp larkspurDelphinium umbraculorum Lewis & Epling umbrella larkspurDelphinium variegatum Torr. & Gray royal larkspurDelphinium variegatum ssp. apiculatum (Greene) Ewan royal larkspurDelphinium variegatum ssp. kinkiense (Munz) Warnock royal larkspurDelphinium variegatum ssp. thornei Munz royal larkspurDelphinium variegatum ssp. variegatum Torr. & Gray royal larkspurEnemion occidentale (Hook. & Arn.) Drumm. & Hutchinson western false rue anemoneEnemion stipitatum (Gray) Drumm. & Hutchinson Siskiyou false rue anemoneKumlienia hystricula (Gray) Greene waterfall false buttercupMyosurus apetalus var. montanus (Campbell) WhitemoreMyosurus aristatus Benth. bristle mousetailMyosurus cupulatus S. Wats. Arizona mousetailMyosurus minimus ssp. apus (Greene) Campbell tiny mousetailMyosurus minimus ssp. apus var. apus Greene tiny mousetailMyosurus minimus ssp. apus var. filiformis Greene tiny mousetailMyosurus minimus ssp. apus var. sessiliflorus (Huth) Campbell tiny mousetailMyosurus minimus ssp. major (Greene) Campbell tiny mousetailMyosurus minimus ssp. major var. major (Greene) K.C. Davis tiny mousetailMyosurus minimus ssp. minimus L. tiny mousetailMyosurus minumus L. tiny mousetail


Pulsatilla occidentalis (S. Wats.) Freyn white pasqueflowerRanunculus acris L. tall buttercupRanunculus acris var. acris L. showy buttercupRanunculus alismifolius Geyer ex Benth. plantainleaf buttercupRanunculus alismifolius var. alismellus Gray plantainleaf buttercupRanunculus alismifolius var. alismifolius Geyer ex Benth. plantainleaf buttercupRanunculus andersonii Gray Anderson's buttercupRanunculus andersonii var. andersonii Gray Anderson's buttercupRanunculus aquatilis L. whitewater crowfootRanunculus arvensis L. corn buttercupRanunculus bonariensis Poir. Carter's buttercupRanunculus bonariensis var. trisepalus (Gillies ex Hook. & Arn.) Lourteig Carter's buttercupRanunculus bulbosus L. St. Anthony's turnipRanunculus californicus Benth. California buttercupRanunculus californicus var. californicus Benth. California buttercupRanunculus canus Benth. Sacramento Valley buttercupRanunculus canus var. canus Benth. Sacramento Valley buttercupRanunculus cymbalaria Pursh alkali buttercupRanunculus cymbalaria var. saximontanus Fern. Rocky Mountain buttercupRanunculus eschscholtzii Schlecht. Eschscholtz's buttercupRanunculus eschscholtzii var. eschscholtzii Schlecht. Eschscholtz's buttercupRanunculus eschscholtzii var. oxynotus (Gray) Jepson Eschscholtz's buttercup

Ranunculus flabellaris Raf. yellow water buttercupRanunculus flammula L. spearwort buttercupRanunculus flammula var. flammula L. flam buttercupRanunculus glaberrimus Hook. sagebrush buttercupRanunculus glaberrimus var. ellipticus (Greene) Greene elliptical buttercupRanunculus glaberrimus var. glaberrimus Hook. sagebrush buttercupRanunculus gormanii Greene Gorman's buttercupRanunculus hebecarpus Hook. & Arn. delicate buttercupRanunculus hydrocharoides Gray frogbit buttercupRanunculus hydrocharoides var. hydrocharoides Gray frogbit buttercupRanunculus lobbii (Hiern) Gray Lobb's buttercupRanunculus longirostris Godr. longbeak buttercupRanunculus macounii Britt. Macoun's buttercupRanunculus muricatus L. spinyfruit buttercupRanunculus occidentalis Nutt. western buttercupRanunculus occidentalis var. occidentalis Nutt. western buttercupRanunculus orthorhynchus Hook. straightbeak buttercupRanunculus orthorhynchus var. bloomeri (S. Wats.) L. Benson Bloomer's buttercupRanunculus orthorhynchus var. orthorhynchus Hook. straightbeak buttercupRanunculus parviflorus L. smallflower buttercupRanunculus populago Greene popular buttercupRanunculus pusillus Poir. low spearwortRanunculus pusillus var. pusillus Poir.


low spearwortRanunculus repens L. creeping buttercupRanunculus repens var. degeneratus Schur creeping buttercupRanunculus repens var. repens L. creeping buttercupRanunculus sardous Crantz hairy buttercupRanunculus sceleratus L. celeryleaf buttercupRanunculus sceleratus var. multifidus Nutt. blister buttercupRanunculus sceleratus var. sceleratus L. cursed buttercupRanunculus suksdorfii Gray Suksdorf's buttercupRanunculus trichophyllus Chaix whitewater crowfootRanunculus trichophyllus var. trichophyllus Chaix hairleaf water buttercupRanunculus uncinatus D. Don ex G. Don hooked buttercupRanunculus uncinatus var. parviflorus (Torr.) L. Benson common Idaho buttercupRanunculus uncinatus var. uncinatus D. Don ex G. Don woodland buttercupThalictrum alpinum L. alpine meadowrueThalictrum fendleri Engelm. ex Gray Fendler's meadowrueThalictrum fendleri var. fendleri Engelm. ex Gray Fendler's meadowrueThalictrum fendleri var. polycarpum Torr. Fendler's meadowrueThalictrum occidentale Gray western meadowrueThalictrum occidentale var. occidentale Gray western meadowrueThalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. fewflower meadowrueTrautvetteria caroliniensis (Walt.) Vail Carolina bugbane

RESEDACEAEOligomeris linifolia (Vahl) J.F. Macbr. lineleaf whitepuffReseda alba L. white upright mignonetteReseda lutea L. yellow mignonetteReseda luteola L. weldReseda odorata L. garden mignonette

RHAMNACEAEAdolphia californica S. Wats. California prickbushCeanothus X arcuatus McMinn (pro sp.) arching ceanothusCeanothus X bakeri Greene ex C.F. Baker (pro sp.) Baker's ceanothusCeanothus X flexilis Greene ex McMinn flexible ceanothusCeanothus X lobbianus Hook. (pro sp.) lobbian ceanothusCeanothus X lorenzenii (Jepson) McMinn Lorenzen's ceanothusCeanothus X mendocinensis McMinn Mendocino ceanothusCeanothus X otayensis McMinn Otay ceanothusCeanothus X serrulatus McMinn (pro sp.) bittersweetCeanothus X rugosus Greene (pro sp.) rugose ceanothusCeanothus X vanrensselaeri J.B. Roof Vanrensselaer ceanothusCeanothus X veitchianus Hook. (pro sp.) Veitch ceanothusCeanothus arboreus Greene feltleaf ceanothusCeanothus cordulatus Kellogg whitethorn ceanothusCeanothus connivens Greene trailing buckbrush


Ceanothus crassifolius Torr. hoaryleaf ceanothusCeanothus cuneatus (Hook.) Nutt. buckbrushCeanothus cuneatus ssp. cuneatus (Hook.) Nutt. coast buckbrushCeanothus cuneatus ssp. fascicularis (McMinn) C. Schmidt sedgeleaf buckbrushCeanothus cuneatus ssp. rigidus (Nutt.) C. Schmidt Monterey ceanothusCeanothus cuneatus ssp. sonomensis (J.T. Howell) C. Schmidt Sonoma ceanothusCeanothus cyaneus Eastw. San Diego buckbrushCeanothus dentatus Torr. & Gray sandscrub ceanothusCeanothus diversifolius Kellogg pinematCeanothus ferrisiae McMinn coyote ceanothusCeanothus foliosus Parry wavyleaf ceanothusCeanothus foliosus ssp. foliosus Parry wavyleaf buckbrushCeanothus foliosus ssp. medius (McMinn) C. Schmidt wavyleaf buckbrushCeanothus foliosus ssp. vineatus (McMinn) C. Schmidt wavyleaf buckbrushCeanothus fresnensis Dudley ex Abrams Fresno matCeanothus gloriosus J.T. Howell Point Reyes ceanothusCeanothus gloriosus ssp. exaltatus (J.T. Howell) C. Schmidt Point Reyes ceanothusCeanothus gloriosus ssp. gloriosus J.T. Howell Point Reyes creeperCeanothus gloriosus ssp. masonii (McMinn) C. Schmidt Mason's ceanothusCeanothus gloriosus ssp. porrectus (J.T. Howell) C. Schmidt Point Reyes creeperCeanothus greggii Gray desert ceanothusCeanothus greggii var. perplexans (Trel.) JepsonCeanothus greggii ssp. vestitus (Greene) C. Schmidt Mojave ceanothus

Ceanothus griseus (Trel. ex B.L. Robins.) McMinn Carmel ceanothusCeanothus hearstiorum Hoover & J.B. Roof Hearst Ranch deerbrushCeanothus impressus Trel. Santa Barbara ceanothusCeanothus incanus Torr. & Gray coast whitethornCeanothus integerrimus Hook. & Arn. deerbrushCeanothus jepsonii Greene Jepson ceanothusCeanothus jepsonii ssp. albiflorus (J.T. Howell) C. Schmidt Jepson ceanothusCeanothus jepsonii ssp. jepsonii Greene Jepson ceanothusCeanothus lemmonii Parry Lemmon's ceanothusCeanothus leucodermis Greene chaparral whitethornCeanothus maritimus Hoover maritime ceanothusCeanothus megacarpus Nutt. bigpod ceanothusCeanothus megacarpus var. insularis (Eastw.) MunzCeanothus megacarpus ssp. megacarpus Nutt. bigpod ceanothusCeanothus oliganthus Nutt. hairy ceanothusCeanothus oliganthus ssp. oliganthus Nutt. explorer's bushCeanothus ophiochilus Boyd, Ross & Arnseth buckthornCeanothus palmeri Trel. Palmer ceanothusCeanothus papillosus Torr. & Gray wartleaf ceanothusCeanothus parryi Trel. Parry ceanothusCeanothus parvifolius (S. Wats.) Trel. littleleaf ceanothusCeanothus papillosus ssp. papillosus Torr. & Gray King hybrid ceanothusCeanothus papillosus ssp. roweanus (McMinn) C. Schmidt benniebush


Ceanothus pinetorum Coville Coville ceanothusCeanothus prostratus Benth. squawcarpetCeanothus prostratus ssp. confusus (J.T. Howell) C. Schmidt squawcarpetCeanothus prostratus ssp. prostratus Benth. squawcarpetCeanothus prostratus ssp. pumilus (Greene) C. Schmidt dwarf ceanothusCeanothus purpureus Jepson hollyleaf ceanothusCeanothus purpureus ssp. divergens (Parry) C. Schmidt Calistoga ceanothusCeanothus purpureus ssp. purpureus Jepson Napa buckbrushCeanothus roderickii Knight Pine Hill buckbrushCeanothus sanguineus Pursh redstem ceanothusCeanothus sorediatus Hook. & Arn.Ceanothus spinosus Nutt. spiny ceanothusCeanothus thyrsiflorus Eschsch. blueblossom ceanothusCeanothus tomentosus Parry woolyleaf ceanothusCeanothus velutinus Dougl. ex Hook. snowbrush ceanothusCeanothus verrucosus Nutt. barranca brushCeanothus velutinus ssp. hookeri (M.C. Johnston) C. Schmidt Hooker's ceanothusCeanothus velutinus ssp. velutinus Dougl. ex Hook. tobacco brushColubrina californica I.M. Johnston Las Animas nakedwoodColubrina L.C. Rich. ex Brongn. colubrinaCondalia globosa I.M. Johnston bitter snakewoodCondalia globosa var. pubescens I.M. Johnston bitter snakewoodCondalia lycioides var. canescens (Gray) Trel. = Ziziphus obtusifolia var. canescens

Condalia parryi (Torr.) Weberb. = Ziziphus parryiFrangula californica (Eschsch.) Gray California buckthornFrangula californica ssp. californica (Eschsch.) Gray California buckthornFrangula californica ssp. crassifolia (Jepson) Kartesz & Gandhi California buckthornFrangula californica ssp. cuspidata (Greene) Kartesz & Gandhi California buckthornFrangula californica ssp. occidentalis (T.J. Howell) Kartesz & Gandhi California buckthornFrangula californica ssp. tomentella (Benth.) Kartesz & Gandhi California buckthornFrangula californica ssp. ursina (Greene) Kartesz & Gandhi California buckthornFrangula purshiana (DC.) Cooper Pursh's buckthornFrangula rubra (Greene) V. Grub. red buckthornFrangula rubra ssp. modocensis (C.B. Wolf) Kartesz & Gandhi Modoc buckthornFrangula rubra ssp. obtusissima (Greene) Kartesz & Gandhi obtuse buckthornFrangula rubra ssp. rubra (Greene) V. Grub. red buckthornFrangula rubra ssp. yosemitana (C.B. Wolf) Kartesz & Gandhi Yosemite buckthornRhamnus alnifolia L'Her. alderleaf buckthornRhamnus californica Eschsch. = Frangula californica ssp. californicaRhamnus cathartica L. common buckthornRhamnus crocea Nutt. redberry buckthornRhamnus crocea ssp. crocea Nutt. redberry buckthornRhamnus crocea ssp. ilicifolia (Kellogg) C.B. Wolf hollyleaf redberryRhamnus crocea ssp. pilosa (Trel.) C.B. Wolf hollyleaf buckthornRhamnus pirifolia Greene island redberryRhamnus purshiana DC.


= Frangula purshianaRhamnus rubra Greene = Frangula rubra ssp. rubraRhamnus tomentella Benth. = Frangula californica ssp. tomentellaZiziphus jujuba (L.) Lam., non P. Mill. = Ziziphus mauritianaZiziphus mauritiana Lam. Indian jujubeZiziphus obtusifolia (Hook. ex Torr. & Gray) Gray lotebushZiziphus obtusifolia var. canescens (Gray) M.C. Johnston lotebushZiziphus parryi Torr. Parry's jujube

ROSACEAEAcaena novae-zelandica Kirk New Zealand acaenaAcaena pinnatifida Ruiz & PavonAcaena pinnatifida var. californica (Bitter) JepsonAdenostoma fasciculatum Hook. & Arn. common chamiseAdenostoma fasciculatum var. fasciculatum Hook. & Arn. common chamiseAdenostoma fasciculatum var. obtusifolium S. Wats. common chamiseAdenostoma sparsifolium Torr. redshankAgrimonia gryposepala Wallr. tall hairy agrimonyAlchemilla . = Aphanes Amelanchier alnifolia (Nutt.) Nutt. ex M. Roemer Saskatoon serviceberryAmelanchier alnifolia var. semiintegrifolia (Hook.) C.L. Hitchc. Pacific serviceberryAmelanchier pallida Greene pale serviceberryAmelanchier pumila (Torr. & Gray) Nutt. ex M. Roemer dwarf serviceberryAmelanchier utahensis Koehne Utah serviceberryAmelanchier utahensis ssp. covillei (Standl.) Clokey Coville's serviceberry

Amelanchier utahensis ssp. utahensis Koehne Utah serviceberryAmygdalus communis L. = Prunus dulcisAmygdalus dulcis P. Mill. = Prunus dulcisAmygdalus persica L. = Prunus persicaAphanes arvensis L. field parsley piertArgentina anserina (L.) Rydb. silverweed cinquefoilArgentina egedii (Wormsk.) Rydb. Pacific silverweedArgentina egedii ssp. egedii (Wormsk.) Rydb. Eged's Pacific silverweedAruncus dioicus (Walt.) Fern. bride's feathersAruncus dioicus var. vulgaris (Maxim.) Hara bride's feathersCercocarpus intricatus S. Wats. littleleaf mountain mahoganyCercocarpus intricatus var. intricatus S. Wats. littleleaf mountain mahoganyCercocarpus ledifolius Nutt. curlleaf mountain mahoganyCercocarpus ledifolius var. intercedens Schneid. curlleaf mountain mahoganyCercocarpus ledifolius var. intermontanus N. Holmgren curlleaf mountain mahoganyCercocarpus montanus Raf. true mountain mahoganyCercocarpus montanus var. blancheae (Schneid.) F.L. Martin island mountain mahoganyCercocarpus montanus var. glaber (S. Wats.) F.L. Martin birchleaf mountain mahoganyCercocarpus montanus var. macrourus (Rydb.) F.L. Martin Colorado mountain mahoganyCercocarpus montanus var. minutiflorus (Abrams) F.L. Martin smooth mountain mahoganyCercocarpus traskiae Eastw. Catalina Island mountain mahoganyChamaebatia australis (Brandeg.) Abrams southern mountain miseryChamaebatia foliolosa Benth.


Sierran mountain miseryChamaebatiaria millefolium (Torr.) Maxim. fernbushColeogyne ramosissima Torr. blackbrushComarum palustre L. purple marshlocksCotoneaster franchetii Boiss. orange cotoneasterCotoneaster pannosus Franch. silverleaf cotoneasterCowania alba Goodding = Purshia stansburianaCowania mexicana D. Don = Purshia mexicanaCowania stansburiana Torr. = Purshia stansburianaCrataegus columbiana T.J. Howell = Crataegus douglasii var. douglasiiCrataegus douglasii Lindl. black hawthornCrataegus douglasii var. douglasii Lindl. Douglas' hawthornCrataegus flabellata (Spach) Kirchn. fanleaf hawthornDuchesnea indica (Andr.) Focke Indian strawberryEriobotrya japonica (Thunb.) Lindl. loquatFallugia paradoxa (D. Don) Endl. ex Torr. ApacheplumeFragaria chiloensis (L.) P. Mill. beach strawberryFragaria chiloensis ssp. pacifica Staudt Pacific beach strawberryFragaria crinita Rydb. Pacific strawberryFragaria vesca L. woodland strawberryFragaria vesca ssp. bracteata (Heller) Staudt woodland strawberryFragaria vesca ssp. californica (Cham. & Schlecht.) Staudt California strawberryFragaria virginiana Duchesne Virginia strawberry

Fragaria virginiana ssp. platypetala (Rydb.) Staudt Virginia strawberryGeum aleppicum Jacq. yellow avensGeum macrophyllum Willd. largeleaf avensGeum macrophyllum var. macrophyllum Willd. largeleaf avensGeum macrophyllum var. perincisum (Rydb.) Raup largeleaf avensGeum triflorum Pursh prairiesmokeGeum triflorum var. canescens (Greene) Kartesz & Gandhi old man's whiskersGeum triflorum var. ciliatum (Pursh) Fassett old man's whiskersHeteromeles arbutifolia (Lindl.) M. Roemer toyonHeteromeles arbutifolia var. arbutifolia (Lindl.) M. Roemer toyonHeteromeles arbutifolia var. cerina (Jepson) E. Murr. toyonHeteromeles arbutifolia var. macrocarpa (Munz) Munz toyonHolodiscus discolor (Pursh) Maxim. oceansprayHorkelia bolanderi Gray border honeydewHorkelia bolanderi ssp. bolanderi Gray Bolanders horkeliaHorkelia californica Cham. & Schlecht. California honeydewHorkelia californica ssp. dissita (Crum) Ertter California honeydewHorkelia californica ssp. frondosa (Greene) Ertter California honeydewHorkelia clevelandii (Greene) Rydb.Horkelia congesta Dougl. ex Hook. Sierran honeydewHorkelia congesta ssp. nemorosa Keck Sierran honeydewHorkelia cuneata Lindl. wedgeleaf horkeliaHorkelia cuneata ssp. cuneata Lindl. wedgeleaf horkelia


Horkelia cuneata ssp. puberula (Greene) Keck wedgeleaf horkeliaHorkelia cuneata ssp. sericea (Gray) Keck wedgeleaf horkeliaHorkelia daucifolia (Greene) Rydb. carrotleaf honeydewHorkelia daucifolia ssp. daucifolia (Greene) Rydb. carrotleaf honeydewHorkelia daucifolia ssp. latior Keck carrotleaf honeydewHorkelia fusca Lindl. tawny horkeliaHorkelia fusca ssp. capitata (Lindl.) Keck bighead horkeliaHorkelia fusca ssp. parviflora (Nutt. ex Torr. & Gray) Keck smallflower horkeliaHorkelia fusca ssp. pseudocapitata (Rydb. ex T.J. Howell) Keck littlehead horkeliaHorkelia fusca ssp. tenella (S. Wats.) Keck pinewoods honeydewHorkelia hendersonii T.J. Howell Henderson's honeydewHorkelia hispidula Rydb. White Mountain honeydewHorkelia marinensis (Elmer) Crum ex Keck Point Reyes horkeliaHorkelia parryi Greene Parry horkeliaHorkelia rydbergii ElmerHorkelia sericata S. Wats. silky honeydewHorkelia tenuiloba (Torr.) Gray Santa Rosa horkeliaHorkelia tridentata Torr. threetooth honeydewHorkelia tridentata ssp. flavescens (Rydb.) Keck threetooth honeydewHorkelia tridentata ssp. tridentata Torr. threetooth honeydewHorkelia truncata Rydb. Ramona honeydewHorkelia tularensis (J.T. Howell) Munz Kern Plateau horkeliaHorkelia wilderae Parish Barton Flats horkelia

Horkeliella congdonis (Rydb.) Rydb.Horkeliella purpurascens (S. Wats.) Rydb.Ivesia aperta (J.T. Howell) Munz Sierra Valley mousetailIvesia aperta var. aperta (J.T. Howell) Munz Sierra Valley mousetailIvesia aperta var. canina Ertter Sierra Valley mousetailIvesia argyrocoma (Rydb.) Rydb. silverhair mousetailIvesia arizonica (Eastw. ex J.T. Howell) Ertter rock whitefeatherIvesia arizonica var. saxosa (Brandeg.) Ertter rock whitefeatherIvesia baileyi S. Wats. Bailey's ivesiaIvesia baileyi var. baileyi S. Wats. Bailey's ivesiaIvesia callida (Hall) Rydb. Tahquitz mousetailIvesia campestris (M.E. Jones) Rydb. field mousetailIvesia gordonii (Hook.) Torr. & Gray Gordon's ivesiaIvesia jaegeri Munz & Johnston Jaeger's mousetailIvesia kingii S. Wats. King's mousetailIvesia longibracteata Ertter longbract mousetailIvesia lycopodioides Gray clubmoss mousetailIvesia lycopodioides ssp. lycopodioides Gray clubmoss mousetailIvesia lycopodioides ssp. megalopetala (Rydb.) Keck clubmoss mousetailIvesia lycopodioides ssp. scandularis (Rydb.) Keck clubmoss mousetailIvesia muirii Gray granite mousetailIvesia paniculata T.W. & J.P. Nelson Ash Creek mousetailIvesia patellifera (J.T. Howell) Ertter Kingston Mountain mousetailIvesia pickeringii Torr. ex Gray


silky mousetailIvesia purpurascens ssp. purpurascens (S. Wats.) Keck summit mousetailIvesia pygmaea Gray dwarf mousetailIvesia santolinoides Gray Sierran mousetailIvesia saxosa (J.G. & S.A. Lemmon ex Greene) ErtterIvesia sericoleuca (Rydb.) Rydb. Plumas mousetailIvesia shockleyi S. Wats. sky mousetailIvesia shockleyi var. shockleyi S. Wats. Shockley's mousetailIvesia unguiculata Gray Yosemite mousetailIvesia webberi Gray wire mousetailLuetkea pectinata (Pursh) Kuntze partridgefootLyonothamnus floribundus Gray Catalina ironwoodLyonothamnus floribundus ssp. aspleniifolius (Greene) Raven Catalina ironwoodLyonothamnus floribundus ssp. floribundus Gray Catalina ironwoodMalus domestica (Borkh.) Borkh. = Malus pumilaMalus fusca (Raf.) Schneid. Oregon crabappleMalus malus (L.) Britt. = Malus sylvestrisMalus pumila P. Mill. cultivated appleMalus sylvestris P. Mill. appleOemleria cerasiformis (Torr. & Gray ex Hook. & Arn.) Landon Indian plumOsmaronia cerasiformis (Torr. & Gray ex Hook. & Arn.) Greene = Oemleria cerasiformisPentaphylloides floribunda (Pursh) A. Love shrubby cinquefoilPeraphyllum ramosissimum Nutt. squaw applePetrophyton acuminatum Rydb.

big arroyo rockmatPetrophyton caespitosum (Nutt.) Rydb. mat rockspireaPetrophyton caespitosum var. caespitosum (Nutt.) Rydb. Rocky Mountain rockspireaPhysocarpus alternans (M.E. Jones) J.T. Howell dwarf ninebarkPhysocarpus alternans ssp. alternans (M.E. Jones) J.T. Howell dwarf ninebarkPhysocarpus alternans ssp. annulatus J.T. Howell dwarf ninebarkPhysocarpus alternans ssp. panamintensis J.T. Howell dwarf ninebarkPhysocarpus capitatus (Pursh) Kuntze Pacific ninebarkPotentilla acuminata Hall tapertip cinquefoilPotentilla anglica Laicharding English cinquefoilPotentilla anserina L. = Argentina anserinaPotentilla aperta J.T. Howell = Ivesia aperta var. apertaPotentilla biennis Greene biennial cinquefoilPotentilla brevifolia Nutt. ex Torr. & Gray sparseleaf cinquefoilPotentilla collina Wibel palmleaf cinquefoilPotentilla concinna Richards. elegant cinquefoilPotentilla concinna var. concinna Richards. red cinquefoilPotentilla cristae Ferlatte & Strother crested cinquefoilPotentilla diversifolia Lehm. varileaf cinquefoilPotentilla diversifolia var. diversifolia Lehm. varileaf cinquefoilPotentilla drummondii Lehm. Drummond's cinquefoilPotentilla drummondii ssp. breweri (S. Wats.) ErtterPotentilla egedii Wormsk. = Argentina egedii ssp. egediiPotentilla egediina Boivin


= Argentina egedii ssp. egediiPotentilla eremica Coville = Ivesia kingiiPotentilla flabellifolia Hook. ex Torr. & Gray high mountain cinquefoilPotentilla frondosa Greene = Horkelia californica ssp. frondosaPotentilla fruticosa auct. non L. = Pentaphylloides floribundaPotentilla glandulosa Lindl. gland cinquefoilPotentilla glandulosa ssp. ashlandica (Greene) Keck Ashland cinquefoilPotentilla glandulosa ssp. ewanii Keck Ewan's cinquefoilPotentilla glandulosa ssp. glandulosa Lindl. sticky cinquefoilPotentilla glandulosa ssp. globosa Keck sticky cinquefoilPotentilla glandulosa ssp. hansenii (Greene) Keck Hansen's cinquefoilPotentilla glandulosa ssp. nevadensis (S. Wats.) Keck Nevada cinquefoilPotentilla glandulosa ssp. pseudorupestris (Rydb.) Keck sticky cinquefoilPotentilla glandulosa ssp. reflexa (Greene) Keck sticky cinquefoilPotentilla gordonii (Hook.) Greene = Ivesia gordoniiPotentilla gracilis Dougl. ex Hook. northwest cinquefoilPotentilla gracilis var. fastigiata (Nutt.) S. Wats.Potentilla gracilis var. flabelliformis (Lehm.) Nutt. ex Torr. & GrayPotentilla gracilis var. gracilis Dougl. ex Hook. graceful cinquefoilPotentilla grayi S. Wats. Gray's cinquefoilPotentilla hickmanii Eastw. Hickman's cinquefoilPotentilla marinensis (Elmer) J.T. Howell = Horkelia marinensisPotentilla micheneri Greene = Horkelia tenuilobaPotentilla millefolia Rydb. cutleaf cinquefoil

Potentilla millefolia var. klamathensis (Rydb.) Jepson Klamath cinquefoilPotentilla millefolia var. millefolia Rydb. cutleaf cinquefoilPotentilla newberryi Gray Newberry's cinquefoilPotentilla norvegica L. Norwegian cinquefoilPotentilla norvegica ssp. monspeliensis (L.) Aschers. & Graebn. Norwegian cinquefoilPotentilla pacifica T.J. Howell = Argentina egedii ssp. egediiPotentilla palustris (L.) Scop. = Comarum palustrePotentilla patellifera J.T. Howell = Ivesia patelliferaPotentilla pensylvanica L. Pennsylvania cinquefoilPotentilla pensylvanica var. ovium Jepson Pennsylvania cinquefoilPotentilla pensylvanica var. strigosa Pallas ex Pursh Pennsylvania cinquefoilPotentilla recta L. sulphur cinquefoilPotentilla rimicola (Munz & Johnston) Ertter cinquefoilPotentilla rivalis Nutt. brook cinquefoilPotentilla rivalis var. millegrana (Engelm. ex Lehm.) S. Wats. brook cinquefoilPotentilla rivalis var. rivalis Nutt. brook cinquefoilPotentilla rolandii Boivin = Argentina egedii ssp. egediiPotentilla saxosa J.G. & S.A. Lemmon ex Greene = Ivesia saxosaPotentilla tilingii (Regel) Greene = Horkelia tridentata ssp. tridentataPotentilla tularensis J.T. Howell = Horkelia tularensisPotentilla wheeleri S. Wats. Kern cinquefoilPotentilla wheeleri var. wheeleri S. Wats. Wheeler's cinquefoilPotentilla yukonensis Hulten


= Argentina anserinaPrunus amygdalus Batsch = Prunus dulcisPrunus andersonii Gray desert peachPrunus angustifolia Marsh. Chickasaw plumPrunus armeniaca L. apricotPrunus avium (L.) L. sweet cherryPrunus caroliniana (P. Mill.) Ait. Carolina laurelcherryPrunus communis (L.) Arcang. = Prunus dulcisPrunus dulcis (P. Mill.) D.A. Webber sweet almondPrunus emarginata (Dougl. ex Hook.) Walp. bitter cherryPrunus emarginata var. emarginata (Dougl. ex Hook.) Walp. bitter cherryPrunus fasciculata (Torr.) Gray desert almondPrunus fasciculata var. fasciculata (Torr.) Gray desert almondPrunus fasciculata var. punctata Jepson desert almondPrunus fremontii S. Wats. desert apricotPrunus ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. hollyleaf cherryPrunus ilicifolia ssp. lyonii (Eastw.) RavenPrunus lusitanica L. Portugal laurelPrunus mahaleb L. Mahaleb cherryPrunus melanocarpa (A. Nels.) Rydb. = Prunus virginiana var. melanocarpaPrunus persica (L.) Batsch peachPrunus subcordata Benth. Klamath plumPrunus subcordata var. kelloggii J.G. Lemmon Kellogg's Klamath plumPrunus subcordata var. oregana (Greene) W. Wight ex M.E. Peck

Oregon Klamath plumPrunus subcordata var. rubicunda Jepson Klamath plumPrunus subcordata var. subcordata Benth. Klamath plumPrunus virginiana L. common chokecherryPrunus virginiana var. demissa (Nutt.) Torr. western chokecherryPrunus virginiana var. melanocarpa (A. Nels.) Sarg. black chokecherryPurshia glandulosa Curran desert bitterbrushPurshia mexicana (D. Don) Henrickson Mexican cliffrosePurshia stansburiana (Torr.) Henrickson Stansbury cliffrosePurshia tridentata (Pursh) DC. antelope bitterbrushPyracantha angustifolia (Franch.) Schneid. narrowleaf firethornPyrus communis L. common pearRosa californica Cham. & Schlecht. California wildroseRosa canina L. dog roseRosa eglanteria L. sweetbriar roseRosa gymnocarpa Nutt. dwarf roseRosa gymnocarpa var. gymnocarpa Nutt. wood roseRosa gymnocarpa var. pubescens S. Wats. wood roseRosa minutifolia Engelm. Baja roseRosa nutkana K. Presl Nootka roseRosa nutkana var. muriculata (Greene) G.N. Jones Nootka roseRosa nutkana var. nutkana K. Presl Nootka roseRosa nutkana var. setosa G.N. Jones Nootka rose


Rosa pinetorum Heller pine roseRosa pisocarpa Gray cluster roseRosa spithamea S. Wats. ground roseRosa spithamea var. sonomensis (Greene) Jepson Sonoma ground roseRosa spithamea var. spithamea S. Wats. ground roseRosa woodsii Lindl. Woods' roseRosa woodsii var. glabrata (Parish) Cole Woods' roseRosa woodsii var. gratissima (Greene) Cole Tehachapi roseRosa woodsii var. ultramontana (S. Wats.) Jepson Woods' roseRosa woodsii var. woodsii Lindl. Woods' roseRubus aboriginum Rydb. garden dewberryRubus allegheniensis Porter Allegheny blackberryRubus allegheniensis var. allegheniensis Porter Allegheny blackberryRubus discolor Weihe & Nees Himalayan blackberryRubus glaucifolius Kellogg smoothleaf raspberryRubus glaucifolius var. ganderi (Bailey) Munz Gander's raspberryRubus glaucifolius var. glaucifolius Kellogg San Diego raspberryRubus idaeus L. American red raspberryRubus idaeus ssp. strigosus (Michx.) Focke grayleaf red raspberryRubus laciniatus Willd. cutleaf blackberryRubus lasiococcus Gray roughfruit berryRubus leucodermis Dougl. ex Torr. & Gray whitebark raspberryRubus leucodermis var. bernardinus (Greene) Jepson

whitebark raspberryRubus leucodermis var. leucodermis Dougl. ex Torr. & Gray whitebark raspberryRubus leucodermis var. trinitatis Berger whitebark raspberryRubus macrophyllus Weihe & Nees largeleaf blackberryRubus nivalis Dougl. ex Hook. snow raspberryRubus parviflorus Nutt. thimbleberryRubus parviflorus var. parviflorus Nutt. western thimbleberryRubus parviflorus var. velutinus (Hook. & Arn.) Greene western thimbleberryRubus pedatus Sm. strawberryleaf raspberryRubus pensilvanicus Poir. Pennsylvania blackberryRubus spectabilis Pursh salmonberryRubus spectabilis var. franciscanus (Rydb.) J.T. Howell salmonberryRubus spectabilis var. spectabilis Pursh salmonberryRubus strigosus Michx. = Rubus idaeus ssp. strigosusRubus ulmifolius Schott elmleaf blackberryRubus ulmifolius var. inermis (Willd.) Focke elmleaf blackberryRubus ursinus Cham. & Schlecht. California blackberryRubus ursinus ssp. macropetalus (Dougl. ex Hook.) Taylor & MacBryde California blackberryRubus ursinus ssp. ursinus Cham. & Schlecht. California blackberryRubus ursinus ssp. ursinus var. sirbenus (Bailey) J.T. Howell California blackberryRubus ursinus ssp. ursinus var. ursinus Cham. & Schlecht. California blackberryRubus vitifolius Cham. & Schlecht. Pacific dewberryRubus vitifolius var. eastwoodianus (Rydb.) Munz


Pacific dewberryRubus vitifolius var. titanus (Bailey) Bailey Pacific dewberryRubus vitifolius var. vitifolius Cham. & Schlecht. Pacific dewberrySanguisorba annua (Nutt. ex Hook.) Torr. & Gray prairie burnetSanguisorba minor Scop. small burnetSanguisorba minor ssp. muricata (Spach) Nordborg small burnetSanguisorba occidentalis Nutt. western burnetSanguisorba officinalis L. official burnetSibbaldia procumbens L. creeping sibbaldiaSorbus aucuparia L. European mountainashSorbus californica Greene California mountainashSorbus scopulina Greene Greene mountainashSorbus scopulina var. cascadensis (G.N. Jones) C.L. Hitchc. Cascade mountainashSorbus scopulina var. scopulina Greene Cascade mountainashSpiraea discolor Pursh = Holodiscus discolorSpiraea douglasii Hook. Douglas' spireaSpiraea douglasii var. douglasii Hook. rose spireaSpiraea splendens Baumann ex K. Koch rose meadowsweetSpiraea splendens var. splendens Baumann ex K. Koch mountain spirea

RUBIACEAECephalanthus occidentalis L. common buttonbushCoprosma repens A. Rich. creeping mirrorplantCrucianella angustifolia L. narrowleaf crucianella

Galium ambiguum W. Wight Yolla Bolly bedstrawGalium ambiguum ssp. ambiguum W. Wight Yolla Bolly bedstrawGalium ambiguum ssp. siskiyouense (Ferris) Dempster & Stebbins Siskiyou bedstrawGalium andrewsii Gray phloxleaf bedstrawGalium andrewsii ssp. andrewsii Gray Andrews' bedstrawGalium andrewsii ssp. gatense (Dempster) Dempster & Stebbins phloxleaf bedstrawGalium andrewsii ssp. intermedium Dempster & Stebbins phloxleaf bedstrawGalium angustifolium Nutt. ex Gray narrowleaf bedstrawGalium angustifolium ssp. angustifolium Nutt. ex Gray narrowleaf bedstrawGalium angustifolium ssp. borregoense Dempster & Stebbins Borrego bedstrawGalium angustifolium ssp. foliosum (Hilend & Howell) Dempster & Stebbins narrowleaf bedstrawGalium angustifolium ssp. gabrielense (Munz & Johnston) Dempster & Stebbins Gabriel bedstrawGalium angustifolium ssp. gracillimum Dempster & Stebbins narrowleaf bedstrawGalium angustifolium ssp. jacinticum Dempster & Stebbins Jacinto bedstrawGalium angustifolium ssp. nudicaule Dempster & Stebbins narrowleaf bedstrawGalium angustifolium ssp. onycense (Dempster) Dempster & Stebbins narrowleaf bedstrawGalium aparine L. stickywillyGalium argense Dempster & Ehrend. Argus bedstrawGalium bifolium S. Wats. twinleaf bedstrawGalium bolanderi Gray Bolander's bedstrawGalium boreale L. northern bedstrawGalium buxifolium Greene


Santa Cruz Island bedstrawGalium californicum Hook. & Arn. California bedstrawGalium californicum ssp. californicum Hook. & Arn. California bedstrawGalium californicum ssp. flaccidum (Greene) Dempster & Stebbins California bedstrawGalium californicum ssp. luciense Dempster & Stebbins California bedstrawGalium californicum ssp. maritimum Dempster & Stebbins California bedstrawGalium californicum ssp. miguelense (Greene) Dempster & Stebbins Miguel bedstrawGalium californicum ssp. primum Dempster & Stebbins California bedstrawGalium californicum ssp. sierrae Dempster & Stebbins Sierra bedstrawGalium catalinense Gray Santa Catalina bedstrawGalium catalinense ssp. acrispum Dempster Santa Catalina bedstrawGalium catalinense ssp. catalinense Gray Santa Catalina bedstrawGalium clementis Eastw. Santa Lucia bedstrawGalium cliftonsmithii (Dempster) Dempster & Stebbins Santa Barbara bedstrawGalium divaricatum Pourret ex Lam. Lamarck's bedstrawGalium glabrescens (Ehrend.) Dempster & Ehrend. Castle Lake bedstrawGalium glabrescens ssp. glabrescens (Ehrend.) Dempster & Ehrend. Castle Lake bedstrawGalium glabrescens ssp. modocense Dempster & Ehrend. Modoc bedstrawGalium grande McClatchie San Gabriel bedstrawGalium grayanum Ehrend. Gray's bedstrawGalium grayanum var. grayanum Ehrend. Gray's bedstrawGalium grayanum var. nanum Dempster & Ehrend. Gray's bedstrawGalium hallii Munz & Johnston Hall's bedstraw

Galium hardhamiae Dempster Hardham's bedstrawGalium hilendiae Dempster & Ehrend. Hilend's bedstrawGalium hilendiae ssp. carneum (Hilend & Howell) Dempster & Ehrend. Hilend's bedstrawGalium hilendiae ssp. hilendiae Dempster & Ehrend. Hilend's bedstrawGalium hilendiae ssp. kingstonense (Dempster) Dempster & Ehrend. Hilend's bedstrawGalium hypotrichium Gray alpine bedstrawGalium hypotrichium ssp. ebbettsense Dempster & Ehrend. Ebbett's bedstrawGalium hypotrichium ssp. hypotrichium Gray alpine bedstrawGalium hypotrichium ssp. inyoense Dempster & Ehrend. Inyo bedstrawGalium hypotrichium ssp. subalpinum (Hilend & Howell) Ehrend. subalpine bedstrawGalium hypotrichium ssp. tomentellum Ehrend. alpine bedstrawGalium jepsonii Hilend & Howell Jepson's bedstrawGalium johnstonii Dempster & Stebbins Johnston's bedstrawGalium magnifolium (Dempster) Dempster largeleaf bedstrawGalium matthewsii Gray bushy bedstrawGalium mexicanum Kunth Mexican bedstrawGalium mexicanum ssp. asperrimum (Gray) Dempster Mexican bedstrawGalium mexicanum ssp. asperulum (Gray) Dempster Mexican bedstrawGalium mollugo L. false baby's breathGalium multiflorum Kellogg shrubby bedstrawGalium munzii Hilend & Howell Munz's bedstrawGalium munzii ssp. munzii Hilend & Howell Munz's bedstrawGalium murale (L.) All.


yellow wall bedstrawGalium muricatum W. Wight Humboldt bedstrawGalium nuttallii Gray climbing bedstrawGalium nuttallii ssp. insulare Ferris climbing bedstrawGalium nuttallii ssp. nuttallii Gray climbing bedstrawGalium oreganum Britt. Oregon bedstrawGalium parishii Hilend & Howell Parish's bedstrawGalium parisiense L. wall bedstrawGalium porrigens Dempster graceful bedstrawGalium porrigens var. porrigens Dempster graceful bedstrawGalium porrigens var. tenue (Dempster) Dempster graceful bedstrawGalium proliferum Gray limestone bedstrawGalium serpenticum Dempster Intermountain bedstrawGalium serpenticum ssp. puberulum (Piper) Dempster & Ehrend. Intermountain bedstrawGalium serpenticum ssp. scotticum Dempster & Ehrend. Scott's bedstrawGalium serpenticum ssp. serpenticum Dempster serpentine bedstrawGalium serpenticum ssp. warnerense Dempster & Ehrend. Warner bedstrawGalium sparsiflorum W. Wight Sequoia bedstrawGalium sparsiflorum ssp. glabrius Dempster & Stebbins Sequoia bedstrawGalium sparsiflorum ssp. sparsiflorum W. Wight Sequoia bedstrawGalium spurium L. Marin County bedstrawGalium stellatum Kellogg starry bedstrawGalium stellatum ssp. eremicum (Hilend & Howell) Ehrend. starry bedstraw

Galium tricornutum Dandy roughfruit corn bedstrawGalium trifidum L. threepetal bedstrawGalium trifidum ssp. columbianum (Rydb.) Hulten threepetal bedstrawGalium trifidum ssp. subbiflorum (Wieg.) Piper threepetal bedstrawGalium triflorum Michx. fragrant bedstrawGalium wrightii Gray Wright's bedstrawKelloggia galioides Torr. milk kelloggiaRubia tinctoria L. madderSherardia arvensis L. blue fieldmadder

RUPPIACEAERuppia cirrhosa (Petag.) Grande spiral ditchgrassRuppia maritima L. widgeongrass

RUTACEAECneoridium dumosum (Nutt.) Hook. f. ex Baill. bush ruePtelea crenulata Greene California hoptreeRuta chalepensis L. fringed rueRuta graveolens L. common rueThamnosma montana Torr. & Frem. turpentinebroom

SALICACEAEPopulus X acuminata Rydb. (pro sp.) lanceleaf cottonwoodPopulus X inopina Eckenwalder populus


Populus X parryi Sarg. Parry's poplarPopulus alba L. white poplarPopulus angustifolia James narrowleaf cottonwoodPopulus balsamifera L. balsam poplarPopulus balsamifera ssp. trichocarpa (Torr. & Gray ex Hook.) Brayshaw black cottonwoodPopulus fremontii S. Wats. Fremont's cottonwoodPopulus fremontii ssp. fremontii S. Wats. Fremont's cottonwoodPopulus tremuloides Michx. quaking aspenSalix arctica R. Br. ex Richards.Salix babylonica L. weeping willowSalix bebbiana Sarg. Bebb willowSalix bonplandiana Kunth red willowSalix boothii Dorn Booth's willowSalix brachycarpa Nutt. barrenground willowSalix breweri Bebb Brewer's willowSalix commutata Bebb undergreen willowSalix delnortensis Schneid. Del Norte willowSalix drummondiana Barratt ex Hook. Drummond's willowSalix eastwoodiae Cockerell ex Heller mountain willowSalix geyeriana Anderss. Geyer's willowSalix gooddingii Ball Goodding's willowSalix hindsiana Benth. Hinds' willowSalix hookeriana Barratt ex Hook.

dune willowSalix jepsonii Schneid. Jepson's willowSalix lasiolepis Benth. arroyo willowSalix lasiolepis var. bigelovii (Torr.) Bebb Bigelow's willowSalix lasiolepis var. lasiolepis Benth. Tracy willowSalix lemmonii Bebb Lemmon's willowSalix ligulifolia (Ball) Ball ex Schneid. strapleaf willowSalix lucida Muhl. shining willowSalix lucida ssp. caudata (Nutt.) E. Murr. greenleaf willowSalix lucida ssp. lasiandra (Benth.) E. Murr. Pacific willowSalix lutea Nutt. yellow willowSalix melanopsis Nutt. dusky willowSalix myrtillifolia Anderss. blueberry willowSalix myrtillifolia var. myrtillifolia Anderss. blueberry willowSalix orestera Schneid. Sierra willowSalix planifolia Pursh diamondleaf willowSalix planifolia ssp. planifolia Pursh tealeaf willowSalix prolixa Anderss. MacKenzie's willowSalix reticulata L. netleaf willowSalix reticulata ssp. nivalis (Hook.) A.& D. Love & Kapoor snow willowSalix scouleriana Barratt ex Hook. Scouler's willowSalix sessilifolia Nutt. northwest sandbar willowSalix sitchensis Sanson ex Bong. Sitka willow


SANTALACEAEComandra umbellata (L.) Nutt. bastard toadflaxComandra umbellata ssp. californica (Eastw. ex Rydb.) Piehl California bastard toadflax

SARRACENIACEAEDarlingtonia californica Torr. California pitcherplant

SAURURACEAEAnemopsis californica (Nutt.) Hook. & Arn. yerba mansa

SAXIFRAGACEAEBensoniella oregana (Abrams & Bacig.) Morton Oregon bensoniellaBolandra californica Gray Sierran false coolwortBoykinia major Gray large boykiniaBoykinia occidentalis Torr. & Gray coastal brookfoamBoykinia rotundifolia Parry roundleaf brookfoamChrysosplenium glechomifolium Nutt. Pacific golden saxifrageDarmera peltata (Torr. ex Benth.) Voss Indian rhubarbHeuchera abramsii Rydb. San Gabriel alumrootHeuchera alpestris Rosendahl, Butters & Lakela San Bernardino Mountain alumrootHeuchera brevistaminea Wiggins Laguna Mountain alumrootHeuchera cespitosa Eastw. tufted alumrootHeuchera cylindrica Dougl. ex Hook. roundleaf alumrootHeuchera cylindrica var. alpina Sw. alpine alumroot

Heuchera duranii Bacig. hard alumrootHeuchera elegans Abrams urnflower alumrootHeuchera hirsutissima Rosendahl, Butters & Lakela shaggyhair alumrootHeuchera maxima Greene Jill of the rocksHeuchera merriamii Eastw. Merriam's alumrootHeuchera micrantha Dougl. ex Lindl. crevice alumrootHeuchera micrantha var. erubescens (A. Braun & Boucho) Rosendahl crevice alumrootHeuchera micrantha var. hartwegii (S. Wats. ex Wheelock) Rosendahl Hartweg's alumrootHeuchera micrantha var. pacifica Rosendahl, Butters & Lakela Pacific alumrootHeuchera parishii Rydb. Mill Creek alumrootHeuchera pilosissima Fisch. & C.A. Mey. seaside alumrootHeuchera pilosissima var. hemisphaerica (Rydb.) Rosendahl seaside alumrootHeuchera pilosissima var. pilosissima Fisch. & C.A. Mey. seaside alumrootHeuchera rubescens Torr. pink alumrootHeuchera rubescens var. alpicola Jepson pink alumrootHeuchera rubescens var. glandulosa Kellogg pink alumrootHeuchera rubescens var. versicolor (Greene) M.G. Stewart pink alumrootJepsonia heterandra Eastw. foothill buttonsaxifrageJepsonia malvifolia (Greene) Small island buttonsaxifrageJepsonia parryi (Torr.) Small Parry's buttonsaxifrageLithophragma affine Gray common woodlandstarLithophragma affine ssp. affine Gray San Francisco woodlandstarLithophragma affine ssp. mixtum R.L. Taylor


San Francisco woodlandstarLithophragma bolanderi Gray Bolander's woodlandstarLithophragma campanulatum T.J. Howell Siskiyou Mountain woodlandstarLithophragma cymbalaria Torr. & Gray mission woodlandstarLithophragma glabrum Nutt. bulbous woodlandstarLithophragma heterophyllum (Hook. & Arn.) Torr. & Gray hillside woodlandstarLithophragma maximum Bacig. San Clemente Island woodlandstarLithophragma parviflorum (Hook.) Nutt. ex Torr. & Gray smallflower woodlandstarLithophragma parviflorum var. parviflorum (Hook.) Nutt. ex Torr. & Gray smallflower woodlandstarLithophragma parviflorum var. trifoliatum (Eastw.) Jepson prairie woodlandstarLithophragma tenellum Nutt. slender woodlandstarMitella breweri Gray Brewer's miterwortMitella caulescens Nutt. slightstemmed miterwortMitella diversifolia Greene angleleaf miterwortMitella ovalis Greene coastal miterwortMitella pentandra Hook. fivestamen miterwortMitella trifida Graham threeparted miterwortMitella trifida var. trifida Graham threeparted miterwortParnassia californica (Gray) Greene California grass of ParnassusParnassia cirrata Piper San Bernardino grass of ParnassusParnassia fimbriata Koenig Rocky Mountain parnassiaParnassia fimbriata var. fimbriata Koenig fringed grass of ParnassusParnassia parviflora DC.

smallflower grass of ParnassusSaxifraga aprica Greene Sierran saxifrageSaxifraga bryophora Gray bud saxifrageSaxifraga bryophora var. bryophora Gray bud saxifrageSaxifraga californica Greene California saxifrageSaxifraga cespitosa L. tufted alpine saxifrageSaxifraga ferruginea Graham rustyhair saxifrageSaxifraga ferruginea var. ferruginea Graham rustyhair saxifrageSaxifraga howellii Greene Howell's saxifrageSaxifraga integrifolia Hook. wholeleaf saxifrageSaxifraga marshallii Greene Marshall's saxifrageSaxifraga mertensiana Bong. wood saxifrageSaxifraga nidifica Greene peak saxifrageSaxifraga nidifica var. claytoniifolia (Canby ex Small) Elvander peak saxifrageSaxifraga nuttallii Small Nuttall's saxifrageSaxifraga odontoloma Piper brook saxifrageSaxifraga oregana T.J. Howell Oregon saxifrageSaxifraga rivularis L. weak saxifrageSaxifraga rufidula (Small) Macoun rustyhair saxifrageSaxifraga stolonifera Meerb. creeping saxifrageSaxifraga tolmiei Torr. & Gray Tolmie's saxifrageSaxifragopsis fragarioides (Greene) Small strawberry saxifrageSuksdorfia ranunculifolia (Hook.) Engl. buttercup suksdorfia


Tellima grandiflora (Pursh) Dougl. ex Lindl. bigflower tellimaTiarella trifoliata L. threeleaf foamflowerTiarella trifoliata var. laciniata (Hook.) Wheelock threeleaf foamflowerTiarella trifoliata var. unifoliata (Hook.) Kurtz oneleaf foamflowerTolmiea menziesii (Pursh) Torr. & Gray youth on age

SCHEUCHZERIACEAE.Scheuchzeria palustris L. scheuchzeriaScheuchzeria palustris ssp. americana (Fern.) Hulten American scheuchzeria

SCROPHULARIACEAEAntirrhinum majus L. garden snapdragonBacopa eisenii (Kellogg) Pennell Gila River waterhyssopBacopa monnieri (L.) Pennell herb of graceBacopa repens (Sw.) Wettst. creeping waterhyssopBacopa rotundifolia (Michx.) Wettst. disk waterhyssopBellardia trixago (L.) All. Mediterranean lineseedCastilleja Mutis ex L. f. Indian paintbrushCastilleja affinis Hook. & Arn. Indian paintbrushCastilleja affinis ssp. affinis Hook. & Arn.Castilleja affinis ssp. litoralis (Pennell) Chuang & HeckardCastilleja affinis ssp. neglecta (Zeile) Chuang & HeckardCastilleja ambigua Hook. & Arn. ambiguous Indian paintbrushCastilleja ambigua ssp. ambigua Hook. & Arn. ambiguous Indian paintbrushCastilleja ambigua ssp. humboldtiensis (Keck) Chuang & Heckard Humboldt Indian paintbrushCastilleja ambigua ssp. insalutata (Jepson) Chuang & Heckard

ambiguous Indian paintbrushCastilleja angustifolia (Nutt.) G. Don northwestern Indian paintbrushCastilleja applegatei Fern. wavyleaf Indian paintbrushCastilleja applegatei ssp. disticha (Eastw.) Chuang & HeckardCastilleja applegatei ssp. martinii (Abrams) Chuang & HeckardCastilleja applegatei ssp. pallida (Eastw.) Chuang & HeckardCastilleja applegatei ssp. pinetorum (Fern.) Chuang & HeckardCastilleja applegatei var. applegatei Fern. Applegate's Indian paintbrushCastilleja arachnoidea Greenm. cobwebby Indian paintbrushCastilleja arachnoidea ssp. arachnoidea Greenm. cobwebby Indian paintbrushCastilleja attenuata (Gray) Chuang & Heckard attenuate Indian paintbrushCastilleja brevistyla (Hoover) Chuang & Heckard shortstyle Indian paintbrushCastilleja campestris (Benth.) Chuang & Heckard Indian paintbrushCastilleja campestris ssp. campestris (Benth.) Chuang & Heckard Indian paintbrushCastilleja campestris ssp. succulenta (Hoover) Chuang & Heckard succulent Indian paintbrushCastilleja cinerea Gray ashgray Indian paintbrushCastilleja densiflora (Benth.) Chuang & Heckard denseflower Indian paintbrushCastilleja densiflora ssp. densiflora (Benth.) Chuang & Heckard denseflower Indian paintbrushCastilleja densiflora ssp. gracilis (Benth.) Chuang & Heckard denseflower Indian paintbrushCastilleja densiflora ssp. obispoensis (Keck) Chuang & Heckard Obispo Indian paintbrushCastilleja exserta (Heller) Chuang & Heckard exserted Indian paintbrushCastilleja exserta ssp. exserta (Heller) Chuang & Heckard exserted Indian paintbrushCastilleja exserta ssp. latifolia (S. Wats.) Chuang & Heckard wideleaf Indian paintbrushCastilleja exserta ssp. venusta (Heller) Chuang & Heckard exserted Indian paintbrushCastilleja foliolosa Hook. & Arn. Texas Indian paintbrush


Castilleja grisea Dunkle San Clemente Island Indian paintbrushCastilleja hispida Benth. harsh Indian paintbrushCastilleja hispida ssp. brevilobata (Piper) Chuang & HeckardCastilleja lacera (Benth.) Chuang & Heckard Indian paintbrushCastilleja lanata Gray Sierran woolly Indian paintbrushCastilleja lanata ssp. hololeuca (Greene) Chuang & HeckardCastilleja lasiorhyncha (Gray) Chuang & Heckard Indian paintbrushCastilleja latifolia Hook. & Arn. Monterey Coast Indian paintbrushCastilleja lemmonii Gray Lemmon's Indian paintbrushCastilleja linariifolia Benth. Wyoming Indian paintbrushCastilleja lineariiloba (Benth.) Chuang & Heckard Indian paintbrushCastilleja martinii var. martinii Abrams Martin's Indian paintbrushCastilleja mendocinensis (Eastw.) Pennell Mendocino Coast Indian paintbrushCastilleja miniata Dougl. ex Hook. scarlet Indian paintbrushCastilleja miniata ssp. elata (Piper) MunzCastilleja miniata ssp. miniata Dougl. ex Hook.Castilleja miniata var. miniata Dougl. ex Hook. green Indian paintbrushCastilleja minor (Gray) Gray lesser Indian paintbrushCastilleja minor ssp. minor (Gray) GrayCastilleja minor ssp. spiralis (Jepson) Chuang & HeckardCastilleja mollis Pennell softleaf Indian paintbrushCastilleja nana Eastw. dwarf alpine Indian paintbrushCastilleja parviflora Bong. mountain Indian paintbrushCastilleja parviflora var. parviflora Bong. smallflower Indian paintbrushCastilleja pilosa (S. Wats.) Rydb. parrothead Indian paintbrushCastilleja pilosa var. longispica (A. Nels.) N. Holmgren

longspike Indian paintbrushCastilleja pilosa var. pilosa (S. Wats.) Rydb. parrothead Indian paintbrushCastilleja plagiotoma Gray Mojave Indian paintbrushCastilleja praeterita Heckard & Bacig. Salmon Creek Indian paintbrushCastilleja pruinosa Fern. frosted Indian paintbrushCastilleja rubicundula (Jepson) Chuang & Heckard Indian paintbrushCastilleja rubicundula ssp. lithospermoides (Benth.) Chuang & Heckard Indian paintbrushCastilleja schizotricha Greenm. splithair Indian paintbrushCastilleja subinclusa Greene longleaf Indian paintbrushCastilleja subinclusa ssp. franciscana (Pennell) Chuang & HeckardCastilleja tenuis (Heller) Chuang & Heckard Indian paintbrushCastilleja wightii ssp. wightii Elmer Wight's Indian paintbrushCollinsia bartsiifolia Benth. white blue eyed MaryCollinsia bartsiifolia var. bartsiifolia Benth. white blue eyed MaryCollinsia bartsiifolia var. davidsonii (Parish) Newsom Davidson's blue eyed MaryCollinsia bartsiifolia var. hirsuta (Kellogg) Pennell white blue eyed MaryCollinsia bartsiifolia var. stricta Newsom white blue eyed MaryCollinsia callosa Parish desertmountain blue eyed MaryCollinsia childii Parry ex Gray Child's blue eyed MaryCollinsia concolor Greene Chinese housesCollinsia corymbosa Herder roundhead blue eyed MaryCollinsia grandiflora Lindl.Collinsia greenei Gray Greene's blue eyed MaryCollinsia heterophylla Buist ex Graham harlequin blue eyed Mary


Collinsia heterophylla var. austromontana (Newsom) Munz harlequin blue eyed MaryCollinsia heterophylla var. heterophylla Buist ex Graham harlequin blue eyed MaryCollinsia linearis Gray narrowleaf blue eyed MaryCollinsia multicolor Lindl. & Paxton San Francisco blue eyed MaryCollinsia parryi Gray Parry's blue eyed MaryCollinsia parviflora Lindl. smallflower blue eyed MaryCollinsia parviflora var. parviflora Lindl. smallflower blue eyed MaryCollinsia rattanii Gray sticky blue eyed MaryCollinsia rattanii ssp. rattanii Gray Rattan's blue eyed MaryCollinsia sparsiflora Fisch. & C.A. Mey. spinster's blue eyed MaryCollinsia sparsiflora var. arvensis (Greene) Jepson spinster's blue eyed MaryCollinsia sparsiflora var. bruceae (M.E. Jones) Newsom spinster's blue eyed MaryCollinsia sparsiflora var. collina (Jepson) Newsom spinster's blue eyed MaryCollinsia sparsiflora var. sparsiflora Fisch. & C.A. Mey. spinster's blue eyed MaryCollinsia tinctoria Hartw. ex Benth. tinctureplantCollinsia torreyi Gray Torrey's blue eyed MaryCollinsia torreyi var. latifolia Newsom Torrey's blue eyed MaryCollinsia torreyi var. torreyi Gray Torrey's blue eyed MaryCollinsia torreyi var. wrightii (S. Wats.) I.M. Johnston Wright's blue eyed MaryCordylanthus capitatus Nutt. ex Benth. Yakima bird's beakCordylanthus eremicus (Coville & Morton) Munz desert bird's beakCordylanthus eremicus ssp. eremicus (Coville & Morton) Munz desert bird's beakCordylanthus eremicus ssp. kernensis Chuang & Heckard

Kern bird's beakCordylanthus kingii S. Wats. King's bird's beakCordylanthus kingii ssp. helleri (Ferris) Chuang & Heckard Heller's bird's beakCordylanthus maritimus Nutt. ex Benth. saltmarsh bird's beakCordylanthus maritimus ssp. canescens (Gray) Chuang & Heckard saltmarsh bird's beakCordylanthus maritimus ssp. maritimus Nutt. ex Benth. saltmarsh bird's beakCordylanthus maritimus ssp. palustris (Behr) Chuang & Heckard saltmarsh bird's beakCordylanthus mollis Gray soft bird's beakCordylanthus mollis ssp. hispidus (Pennell) Chuang & Heckard soft bird's beakCordylanthus mollis ssp. mollis Gray soft bird's beakCordylanthus nevinii Gray Nevin's bird's beakCordylanthus nidularius J.T. Howell bird on nestCordylanthus orcuttianus Gray Orcutt's bird's beakCordylanthus palmatus (Ferris) J.F. Macbr. palmbract bird's beakCordylanthus parviflorus (Ferris) Wiggins purple bird's beakCordylanthus pilosus Gray hairy bird's beakCordylanthus pilosus ssp. hansenii (Ferris) Chuang & Heckard Hansen's bird's beakCordylanthus pilosus ssp. pilosus Gray hairy bird's beakCordylanthus pilosus ssp. trifidus (Robins. & Greenm.) Chuang & Heckard hairy bird's beakCordylanthus pringlei Gray Pringle's bird's beakCordylanthus ramosus Nutt. ex Benth. bushy bird's beakCordylanthus rigidus (Benth.) Jepson stiffbranch bird's beakCordylanthus rigidus ssp. brevibracteatus (Gray) Munz


stiffbranch bird's beakCordylanthus rigidus ssp. littoralis (Ferris) Chuang & Heckard stiffbranch bird's beakCordylanthus rigidus ssp. rigidus (Benth.) Jepson stiffbranch bird's beakCordylanthus rigidus ssp. setigerus Chuang & Heckard stiffbranch bird's beakCordylanthus tecopensis Munz & Roos Tecopa bird's beakCordylanthus tenuis Gray slender bird's beakCordylanthus tenuis ssp. barbatus Chuang & Heckard slender bird's beakCordylanthus tenuis ssp. brunneus (Jepson) Munz slender bird's beakCordylanthus tenuis ssp. capillaris (Pennell) Chuang & Heckard slender bird's beakCordylanthus tenuis ssp. pallescens (Pennell) Chuang & Heckard slender bird's beakCordylanthus tenuis ssp. tenuis Gray slender bird's beakCordylanthus tenuis ssp. viscidus (T.J. Howell) Chuang & Heckard slender bird's beakCymbalaria muralis P.G. Gaertn., B. Mey. & Scherb. Kenilworth ivyDigitalis purpurea L. purple foxgloveDigitalis purpurea var. purpurea L. purple foxgloveDiplacus aridus Abrams San Diego bush monkeyflowerDiplacus aurantiacus (W. Curtis) Jepson orange bush monkeyflowerDiplacus aurantiacus ssp. aurantiacus (W. Curtis) Jepson orange bush monkeyflowerDiplacus aurantiacus ssp. australis (McMinn) R.M. Beeks orange bush monkeyflowerDiplacus calycinus Eastw. Kaweah River bush monkeyflowerDiplacus clevelandii (Brandeg.) Greene Cleveland's bush monkeyflowerDiplacus fasciculatus (Pennell) McMinn Santa Lucia Mountain bush monkeyflowerDiplacus grandiflorus (Lindl.) Groenl. largeflower bush monkeyflower

Diplacus linearis (Benth.) Greene chaparral bush monkeyflowerDiplacus lompocensis McMinn Lompoc Mesa bush monkeyflowerDiplacus longiflorus Nutt. southern bush monkeyflowerDiplacus parviflorus Greene island bush monkeyflowerDiplacus puniceus Nutt. red bush monkeyflowerDiplacus rutilus (A.L. Grant) McMinn Santa Susana bush monkeyflowerDopatrium junceum (Roxb.) Buch.-Ham. ex Benth. horsefly's eyeGambelia speciosa Nutt. showy greenbrightGratiola ebracteata Benth. ex A. DC. bractless hedgehyssopGratiola heterosepala Mason & Bacig. Boggs Lake hedgehyssopGratiola neglecta Torr. clammy hedgehyssopHebe X franciscana (Eastw.) Souster Francisco hebeHebe speciosa (R. Cunningham ex A. Cunningham) J.C. Andersen New Zealand hebeHolmgrenanthe pterophila (Coville & Morton) Elisens rockladyHowelliella ovata (Eastw.) Rothm. ovateleaf snapdragonKeckiella antirrhinoides (Benth.) Straw snapdragon penstemonKeckiella antirrhinoides ssp. antirrhinoides (Benth.) Straw snapdragon penstemonKeckiella antirrhinoides ssp. microphylla (Gray) Straw snapdragon penstemonKeckiella breviflora (Lindl.) Straw bush beardtongueKeckiella breviflora ssp. breviflora (Lindl.) Straw bush beardtongueKeckiella breviflora ssp. glabrisepala (Keck) Straw bush beardtongueKeckiella cordifolia (Benth.) Straw heartleaf penstemonKeckiella corymbosa (Benth. ex A. DC.) Straw


redwood penstemonKeckiella lemmonii (Gray) Straw Lemmon's penstemonKeckiella rothrockii (Gray) Straw Rothrock's penstemonKeckiella rothrockii ssp. jacintensis (Abrams) Straw Rothrock's penstemonKeckiella rothrockii ssp. rothrockii (Gray) Straw Rothrock's penstemonKeckiella ternata (Torr. ex Gray) Straw scarlet beardtongueKeckiella ternata ssp. septentrionalis (Munz & Johnston) Straw scarlet beardtongueKeckiella ternata ssp. ternata (Torr. ex Gray) Straw scarlet beardtongueKickxia elatine (L.) Dumort. sharpleaf cancerwortKickxia spuria (L.) Dumort. roundleaf cancerwortLimosella acaulis Sesse & Moc. Owyhee mudwortLimosella aquatica L. water mudwortLimosella australis R. Br. Welsh mudwortLinaria bipartita (Vent.) Willd. clovenlip toadflaxLinaria canadensis (L.) Chaz. = Nuttallanthus canadensisLinaria dalmatica (L.) P. Mill. Dalmatian toadflaxLinaria dalmatica ssp. dalmatica (L.) P. Mill. Dalmatian toadflaxLinaria incarnata (Vent.) Spreng. crimson toadflaxLinaria maroccana Hook. f. Moroccan toadflaxLinaria pinifolia (Poir.) Thellung pineneedle toadflaxLinaria purpurea (L.) P. Mill. purple toadflaxLinaria reticulata (Sm.) Desf. purplenet toadflaxLinaria supina (L.) Chaz. lesser butter and eggs

Linaria texana Scheele = Nuttallanthus texanusLindernia dubia (L.) Pennell moistbank pimpernelLindernia dubia var. anagallidea (Michx.) Cooperrider yellowseed false pimpernelLindernia dubia var. dubia (L.) Pennell yellowseed false pimpernelMaurandella antirrhiniflora (Humb. & Bonpl. ex Willd.) Rothm. roving sailorMimetanthe pilosa (Benth.) Greene false monkeyflowerMimulus acutidens Greene Kings River monkeyflowerMimulus alsinoides Dougl. ex Benth. wingstem monkeyflowerMimulus androsaceus Curran ex Greene rockjasmine monkeyflowerMimulus angustatus (Gray) Gray purplelip pansy monkeyflowerMimulus arenarius A.L. Grant sandloving monkeyflowerMimulus barbatus Greene bearded monkeyflowerMimulus bicolor Hartw. ex Benth. yellow and white monkeyflowerMimulus bigelovii (Gray) Gray Bigelow's monkeyflowerMimulus bigelovii var. bigelovii (Gray) Gray Bigelow's monkeyflowerMimulus bigelovii var. panamintensis Munz Panamint monkeyflowerMimulus biolettii Eastw. Hetch Hetchy monkeyflowerMimulus bolanderi Gray Bolander's monkeyflowerMimulus brachiatus Pennell serpentine monkeyflowerMimulus brandegei Pennell Santa Cruz Island monkeyflowerMimulus breviflorus Piper shortflower monkeyflowerMimulus brevipes Benth. widethroat yellow monkeyflowerMimulus breweri (Greene) Coville


Brewer's monkeyflowerMimulus cardinalis Dougl. ex Benth. crimson monkeyflowerMimulus cleistogamus J.T. Howell selfing monkeyflowerMimulus coccineus Congd. red monkeyflowerMimulus congdonii B.L. Robins. Congdon's monkeyflowerMimulus cusickii (Greene) Rattan Cusick's monkeyflowerMimulus densus A.L. Grant yellow and purple monkeyflowerMimulus dentatus Nutt. ex Benth. coastal monkeyflowerMimulus diffusus A.L. Grant Palomar monkeyflowerMimulus douglasii (Benth.) Gray browniesMimulus dudleyi A.L. Grant Dudley's monkeyflowerMimulus exiguus Gray San Bernardino Mountain monkeyflowerMimulus filicaulis S. Wats. slenderstem monkeyflowerMimulus floribundus Lindl. manyflowered monkeyflowerMimulus glabratus Kunth roundleaf monkeyflowerMimulus glabratus var. glabratus Kunth roundleaf monkeyflowerMimulus glabratus var. jamesii (Torr. & Gray ex Benth.) Gray James' monkeyflowerMimulus glaucescens Greene shieldbract monkeyflowerMimulus gracilipes B.L. Robins. slenderstalk monkeyflowerMimulus grayi A.L. Grant Mariposa monkeyflowerMimulus guttatus DC. seep monkeyflowerMimulus inconspicuus Gray smallflower monkeyflowerMimulus jepsonii A.L. Grant Jepson's monkeyflower

Mimulus johnstonii A.L. Grant Johnston's monkeyflowerMimulus kelloggii (Curran ex Greene) Curran ex Gray Kellogg's monkeyflowerMimulus laciniatus Gray cutleaf monkeyflowerMimulus latidens (Gray) Greene broadtooth monkeyflowerMimulus latifolius Gray broadleaf monkeyflowerMimulus layneae (Greene) Jepson Layne's monkeyflowerMimulus leptaleus Gray slender monkeyflowerMimulus lewisii Pursh purple monkeyflowerMimulus mephiticus Greene foul odor monkeyflowerMimulus mohavensis J.G. Lemmon Mojave monkeyflowerMimulus montioides Gray mointain monkeyflowerMimulus moschatus Dougl. ex Lindl. musk monkeyflowerMimulus moschatus var. longiflorus Gray muskflowerMimulus moschatus var. moniliformis (Greene) Munz muskflowerMimulus moschatus var. moschatus Dougl. ex Lindl. muskflowerMimulus moschatus var. sessilifolius Gray muskflowerMimulus nanus Hook. & Arn. dwarf purple monkeyflowerMimulus nanus ssp. nanus Hook. & Arn. dwarf purple monkeyflowerMimulus norrisii Heckard & Shevock Kaweah monkeyflowerMimulus nudatus Curran ex Greene bare monkeyflowerMimulus palmeri Gray Palmer's monkeyflowerMimulus parishii Greene Parish's monkeyflowerMimulus pictus (Curran ex Greene) Gray


calico monkeyflowerMimulus platycalyx Pennell widecalyx monkeyflowerMimulus platylaemus Pennell widethroat pink monkeyflowerMimulus primuloides Benth. primrose monkeyflowerMimulus primuloides var. linearifolius A.L. Grant primrose monkeyflowerMimulus primuloides var. primuloides Benth. primrose monkeyflowerMimulus pulchellus (E. Drew ex Greene) A.L. Grant yellowlip pansy monkeyflowerMimulus pulsiferae Gray candelabrum monkeyflowerMimulus purpureus A.L. Grant little purple monkeyflowerMimulus purpureus var. pauxillus A.L. Grant little purple monkeyflowerMimulus purpureus var. purpureus A.L. Grant little purple monkeyflowerMimulus pygmaeus A.L. Grant Egg Lake monkeyflowerMimulus rattanii Gray Rattan's monkeyflowerMimulus rattanii var. decurtatus (A.L. Grant) Pennell Rattan's monkeyflowerMimulus rattanii var. rattanii Gray Rattan's monkeyflowerMimulus rubellus Gray red monkeyflowerMimulus rupicola Coville & A.L. Grant Death Valley monkeyflowerMimulus shevockii Heckard & Bacig. Kelso Creek monkeyflowerMimulus spissus A.L. Grant compact monkeyflowerMimulus subsecundus Gray onesided monkeyflowerMimulus suksdorfii Gray Suksdorf's monkeyflowerMimulus tilingii Regel Tiling's monkeyflowerMimulus tilingii var. tilingii Regel Tiling's monkeyflower

Mimulus torreyi Gray Torrey's monkeyflowerMimulus traskiae A.L. Grant Santa Catalina monkeyflowerMimulus tricolor Hartw. ex Lindl. tricolor monkeyflowerMimulus viscidus Congd. sticky monkeyflowerMimulus viscidus ssp. constrictus (A.L. Grant) Munz sticky monkeyflowerMimulus viscidus ssp. viscidus Congd. sticky monkeyflowerMimulus whipplei A.L. Grant Whipple's monkeyflowerMimulus whitneyi Gray harlequin monkeyflowerMisopates orontium (L.) Raf. linearleaf snapdragonMohavea breviflora Coville golden desertsnapdragonMohavea confertiflora (A. DC.) Heller ghostflowerNeogaerrhinum filipes (Gray) Rothm. Filipes snapdragonNeogaerrhinum strictum (Hook. & Arn.) Rothm. Kellog snapdragonNothochelone nemorosa (Dougl. ex Lindl.) Straw woodland beardtongueNuttallanthus canadensis (L.) D.A. Sutton Canada toadflaxNuttallanthus texanus (Scheele) D.A. Sutton Texas toadflaxOrthocarpus bracteosus Benth. rosy owlcloverOrthocarpus castillejoides var. castillejoides Benth. johnnynipOrthocarpus cuspidatus Greene Siskiyou Mountain owlcloverOrthocarpus cuspidatus ssp. copelandii (Eastw.) Chuang & Heckard Copeland's owlcloverOrthocarpus densiflorus var. densiflorus Benth. Sierran foothill owlcloverOrthocarpus erianthus var. erianthus Benth. johnnytuckOrthocarpus faucibarbatus var. faucibarbatus Gray


bearded owlcloverOrthocarpus imbricatus Torr. ex S. Wats. mountain owlcloverOrthocarpus lithospermoides var. lithospermoides Benth. creamsacsOrthocarpus luteus Nutt. yellow owlcloverOrthocarpus pachystachyus Gray Shasta owlcloverOrthocarpus purpurascens var. purpurascens Benth. red owlcloverParentucellia latifolia (L.) Caruel broadleaf glandweedParentucellia viscosa (L.) Caruel yellow glandweedPedicularis attollens Gray attol lousewortPedicularis attollens ssp. attollens Gray attoll lousewortPedicularis attollens ssp. protogyna Pennell little elephantsheadPedicularis bracteosa Benth. bracted lousewortPedicularis bracteosa var. flavida (Pennell) Cronq. towering lousewortPedicularis contorta Benth. coiled lousewortPedicularis crenulata Benth. meadow lousewortPedicularis densiflora Benth. ex Hook. Indian warriorPedicularis densiflora ssp. aurantiaca E. Sprague Indian warriorPedicularis densiflora ssp. densiflora Benth. ex Hook. Indian warriorPedicularis dudleyi Elmer Dudley's lousewortPedicularis groenlandica Retz. elephanthead lousewortPedicularis groenlandica ssp. groenlandica Retz. Greenland lousewortPedicularis groenlandica ssp. surrecta (Benth.) Piper Greenland lousewortPedicularis howellii Gray Howell's lousewort

Pedicularis racemosa Dougl. ex Benth. sickletop lousewortPedicularis racemosa ssp. alba Pennell sickletop lousewortPedicularis racemosa ssp. racemosa Dougl. ex Benth. sickletop lousewortPedicularis semibarbata Gray bearded lousewortPedicularis semibarbata var. semibarbata Gray pinewoods lousewortPenstemon X parishii Gray (pro sp.) Parish's penstemonPenstemon albomarginatus M.E. Jones whitemargin beardtonguePenstemon anguineus Eastw. Siskiyou beardtonguePenstemon azureus Benth. azure penstemonPenstemon azureus ssp. angustissimus (Gray) Keck skyblue beardtonguePenstemon azureus ssp. azureus Benth. shortstalk penstemonPenstemon barnebyi N. Holmgren White River Valley beardtonguePenstemon caesius Gray San Bernardino beardtonguePenstemon calcareus Brandeg. limestone beardtonguePenstemon californicus (Munz & Johnston) Keck California penstemonPenstemon centranthifolius Benth. scarlet buglerPenstemon cinicola Keck ash penstemonPenstemon clevelandii Gray Cleveland's beardtonguePenstemon clevelandii ssp. clevelandii Gray Cleveland's beardtonguePenstemon clevelandii ssp. connatus (Munz & Johnston) Keck Cleveland's beardtonguePenstemon clevelandii ssp. mohavensis Keck Mojave beardtonguePenstemon davidsonii Greene Davidson's penstemonPenstemon davidsonii var. davidsonii Greene


Davidson's penstemonPenstemon deustus Dougl. ex Lindl. scabland penstemonPenstemon deustus var. deustus Dougl. ex Lindl. hotrock beardtonguePenstemon deustus var. pedicellatus M.E. Jones hotrock beardtonguePenstemon eatonii Gray Eaton's penstemonPenstemon eatonii ssp. eatonii Gray Eaton's penstemonPenstemon eatonii ssp. undosus (M.E. Jones) Keck Eaton's penstemonPenstemon filiformis (Keck) Keck threadleaf beardtonguePenstemon floridus Brandeg. Panamint beardtonguePenstemon floridus var. austinii (Eastw.) N. Holmgren Austin's beardtonguePenstemon floridus var. floridus Brandeg. Panamint beardtonguePenstemon fruticiformis Coville Death Valley beardtonguePenstemon fruticiformis ssp. amargosae Keck Death Valley beardtonguePenstemon fruticiformis ssp. fruticiformis Coville Death Valley beardtonguePenstemon gracilentus Gray slender penstemonPenstemon grinnellii Eastw. Grinnell's beardtonguePenstemon grinnellii ssp. grinnellii Eastw. Grinnell's beardtonguePenstemon grinnellii ssp. scrophularioides (M.E. Jones) Munz Grinnell's beardtonguePenstemon heterodoxus Gray Sierran beardtonguePenstemon heterodoxus ssp. heterodoxus Gray Sierran beardtonguePenstemon heterodoxus var. cephalophorus (Greene) N. HolmgrenPenstemon heterodoxus var. shastensis (Keck) N. HolmgrenPenstemon heterophyllus Lindl. bunchleaf penstemonPenstemon heterophyllus ssp. australis (Munz & Johnston) Keck foothill beardtongue

Penstemon heterophyllus ssp. heterophyllus Lindl. bunchleaf penstemonPenstemon heterophyllus ssp. purdyi Keck Purdy's penstemonPenstemon humilis Nutt. ex Gray low penstemonPenstemon humilis ssp. humilis Nutt. ex Gray low beardtonguePenstemon incertus Brandeg. Mojave beardtonguePenstemon janishiae N. Holmgren Antelope Valley beardtonguePenstemon labrosus (Gray) Hook. f. San Gabriel beardtonguePenstemon laetus Gray mountain blue penstemonPenstemon laetus ssp. laetus Gray western gray beardtonguePenstemon laetus ssp. leptosepalus (Greene ex Gray) Keck western gray beardtonguePenstemon laetus ssp. roezlii (Regel) Keck Roezl's penstemonPenstemon laetus ssp. sagittatus Keck western gray beardtonguePenstemon miser Gray Malheur penstemonPenstemon monoensis Heller Mono penstemonPenstemon neotericus Keck Plumas County beardtonguePenstemon newberryi Gray mountainpride penstemonPenstemon newberryi ssp. berryi (Eastw.) Keck Berry's penstemonPenstemon newberryi ssp. newberryi Gray Newberry's penstemonPenstemon newberryi ssp. sonomensis (Greene) Keck Sonoma penstemonPenstemon palmeri Gray Palmer's penstemonPenstemon palmeri var. palmeri Gray Palmer's penstemonPenstemon papillatus J.T. Howell Inyo beardtonguePenstemon patens (M.E. Jones) N. Holmgren


Lone Pine beardtonguePenstemon personatus Keck closedlip beardtonguePenstemon procerus Dougl. ex Graham littleflower penstemonPenstemon procerus var. brachyanthus (Pennell) Cronq. pincushion beardtonguePenstemon procerus var. formosus (A. Nels.) Cronq. pincushion beardtonguePenstemon pseudospectabilis M.E. Jones desert penstemonPenstemon purpusii Brandeg. Snow Mountain beardtonguePenstemon rattanii Gray Rattan's beardtonguePenstemon rattanii ssp. kleei (Greene) Keck Klee's beardtonguePenstemon rattanii ssp. rattanii Gray Rattan's beardtonguePenstemon rostriflorus Kellogg Bridge penstemonPenstemon rupicola (Piper) T.J. Howell cliff beardtonguePenstemon rydbergii A. Nels. Rydberg's penstemonPenstemon rydbergii var. oreocharis (Greene) N. Holmgren herbaceous penstemonPenstemon scapoides Keck pinyon beardtonguePenstemon speciosus Dougl. ex Lindl. royal penstemonPenstemon spectabilis Thurb. ex Gray showy penstemonPenstemon spectabilis ssp. spectabilis Thurb. ex Gray showy penstemonPenstemon spectabilis ssp. subviscosus Keck showy penstemonPenstemon stephensii Brandeg. Stephens' penstemonPenstemon sudans M.E. Jones Susanville beardtonguePenstemon thompsoniae (Gray) Rydb. Thompson's beardtonguePenstemon thurberi Torr. Thurber's penstemon

Penstemon tracyi Keck Trinity penstemonPenstemon utahensis Eastw. Utah penstemonPenstemon venustus Dougl. ex Lindl. Venus penstemonPseudorontium cyathiferum (Benth.) Rothm. dogsmouthSairocarpus breweri (Gray) D.A. Sutton Brewer's snapdragonSairocarpus cornutus (Benth.) D.A. Sutton spurred toadsmouthSairocarpus coulterianus (Benth. ex A. DC.) D.A. Sutton Coulter's snapdragonSairocarpus kingii (S. Wats.) D.A. Sutton King's snapdragonSairocarpus multiflorus (Pennell) D.A. Sutton multiflora snapdragonSairocarpus nuttallianus (Benth. ex A. DC.) D.A. Sutton Nuttall's snapdragonSairocarpus subcordatus (Gray) D.A. Sutton dimorphic snapdragonSairocarpus vexillocalyculatus (Kellogg) D.A. Sutton Vexillo snapdragonSairocarpus virga (Gray) D.A. Sutton erect sanpdragonScrophularia atrata Pennell darkflowered figwortScrophularia californica Cham. & Schlecht. California figwortScrophularia californica ssp. californica Cham. & Schlecht. California figwortScrophularia californica ssp. floribunda (Greene) R.J. Shaw California figwortScrophularia desertorum (Munz) R.J. Shaw desert figwortScrophularia lanceolata Pursh lanceleaf figwortScrophularia villosa Pennell Santa Catalina figwortStemodia durantifolia (L.) Sw. whitewoolly twintipSynthyris missurica (Raf.) Pennell tailed kittenstailsSynthyris missurica ssp. missurica (Raf.) Pennell


tailed kittenstailsSynthyris reniformis (Dougl. ex Benth.) Benth. snowqueenSynthyris reniformis var. cordata Gray snowqueenTonella tenella (Benth.) Heller lesser baby innocenceTriphysaria eriantha (Benth.) Chuang & Heckard triphysariaTriphysaria eriantha ssp. eriantha (Benth.) Chuang & Heckard triphysariaTriphysaria eriantha ssp. rosea (Gray) Chuang & Heckard triphysariaTriphysaria floribunda (Benth.) Chuang & Heckard triphysariaTriphysaria micrantha (Greene ex Heller) Chuang & Heckard triphysariaTriphysaria pusilla (Benth.) Chuang & Heckard triphysariaTriphysaria versicolor Fisch. & C.A. Mey. triphysariaTriphysaria versicolor ssp. faucibarbatus (Gray) Chuang & Heckard triphysariaTriphysaria versicolor ssp. versicolor Fisch. & C.A. Mey. triphysariaVerbascum blattaria L. moth mulleinVerbascum speciosum Schrad. showy mulleinVerbascum thapsus L. common mulleinVerbascum virgatum Stokes wand mulleinVeronica americana Schwein. ex Benth. American speedwellVeronica anagallis-aquatica L. water speedwellVeronica arvensis L. corn speedwellVeronica beccabunga L. European speedwellVeronica chamaedrys L. germander speedwellVeronica copelandii Eastw. Copeland's speedwell

Veronica cusickii Gray Cusick's speedwellVeronica filiformis Sm. threadstalk speedwellVeronica hederifolia L. ivyleaf speedwellVeronica peregrina L. neckweedVeronica peregrina ssp. xalapensis (Kunth) Pennell hairy purslane speedwellVeronica persica Poir. birdeye speedwellVeronica scutellata L. skullcap speedwellVeronica serpyllifolia L. thymeleaf speedwellVeronica serpyllifolia ssp. humifusa (Dickson) Syme brightblue speedwellVeronica serpyllifolia ssp. serpyllifolia L. thymeleaf speedwellVeronica triphyllos L. finger speedwellVeronica wormskjoldii Roemer & J.A. Schultes American alpine speedwell

SELAGINELLACEAESelaginella asprella Maxon bluish spikemossSelaginella bigelovii Underwood bushy spikemossSelaginella cinerascens A.A. Eat. mesa spikemossSelaginella densa Rydb. lesser spikemossSelaginella densa var. scopulorum (Maxon) R. Tryon Rocky Mountain spikemossSelaginella douglasii (Hook. & Grev.) Spring Douglas' spikemossSelaginella eremophila Maxon desert spikemossSelaginella hansenii Hieron. Hansen's spikemossSelaginella kraussiana (Kunze) A. Braun Krauss' spikemoss


Selaginella leucobryoides Maxon Mojave spikemossSelaginella oregana D.C. Eat. Oregon spikemossSelaginella wallacei Hieron. Wallace's spikemossSelaginella watsonii Underwood Watson's spikemoss

SIMAROUBACEAEAilanthus altissima (P. Mill.) Swingle tree of heavenCastela emoryi (Gray) Moran & Felger thorn of christCastela erecta Turp. goatbushCastela erecta ssp. erecta Turp. goatbushHolacantha emoryi Gray = Castela emoryi

SIMMONDSIACEAESimmondsia chinensis (Link) Schneid. jojoba

SMILACACEAESmilax californica (A. DC.) Gray California greenbrierSmilax jamesii G. Wallace English Peak greenbrier

SOLANACEAEAtropa bella-donna L. belladonnaCalibrachoa Llave & Lex. calibrachoaCalibrachoa parviflora (Juss.) D'Arcy seaside petuniaCestrum fasciculatum (Schlecht.) Miers early flowering jassamineCestrum parqui L'Her. Chilean flowering jassamine

Chamaesaracha coronopus (Dunal) Gray greenleaf five eyesDatura discolor Bernh. desert thornappleDatura ferox L. Chinese thornappleDatura inoxia P. Mill. pricklyburrDatura inoxia ssp. quinquecuspidata (Torr.) A.S. Barcl. pricklyburrDatura meteloides DC. ex Dunal = Datura wrightiiDatura stramonium L. jimsonweedDatura tatula L. = Datura stramoniumDatura wrightii Regel sacred thornappleLeucophysalis nana (Gray) Averett dwarf chamaesarachaLycium andersonii Gray Anderson's wolfberryLycium andersonii var. andersonii Gray Anderson's wolfberryLycium andersonii var. deserticola (C.L. Hitchc.) C.L. Hitchc. ex Munz Anderson's desertthornLycium barbarum L. matrimonyvineLycium californicum Nutt. ex Gray California desertthornLycium chinense P. Mill. Chinese desertthornLycium cooperi Gray Cooper's wolfberryLycopersicon esculentum P. Mill. garden tomatoLycium fremontii Gray Fremont's desertthornLycium hassei Greene Santa Catalina Island desertthornLycium pallidum Miers pale wolfberryLycium parishii Gray Parish's desertthornLycium pallidum var. oligospermum C.L. Hitchc.


rabbit thornLycium richii Gray Baja desertthornLycium torreyi Gray squawthornLycium verrucosum Eastw. San Nicholas desertthornNicandra physalodes (L.) Gaertn. apple of PeruNicotiana acuminata (Graham) Hook. manyflower tobaccoNicotiana acuminata var. acuminata (Graham) Hook. manyflower tobaccoNicotiana acuminata var. multiflora (Phil.) Reiche manyflower tobaccoNicotiana alata Link & Otto jasmine tobaccoNicotiana attenuata Torr. ex S. Wats. coyote tobaccoNicotiana bigelovii (Torr.) S. Wats. = Nicotiana quadrivalvis var. bigeloviiNicotiana clevelandii Gray Cleveland's tobaccoNicotiana glauca Graham tree tobaccoNicotiana obtusifolia Mertens & GaleottiNicotiana obtusifolia var. obtusifolia Mertens & GaleottiNicotiana quadrivalvis Pursh Indian tobaccoNicotiana quadrivalvis var. bigelovii (Torr.) DeWolf Bigelow's tobaccoNicotiana quadrivalvis var. wallacei (Gray) Mansf. Wallace's tobaccoNicotiana X sanderae hort. ex W. Wats. (pro sp.) Sander's tobaccoNicotiana sylvestris Speg. & Comes South American tobaccoNicotiana trigonophylla Dunal = Nicotiana obtusifolia var. obtusifoliaNicotiana trigonophylla var. trigonophylla Dunal desert tobaccoOryctes nevadensis S. Wats. Nevada oryctesPetunia axillaris (Lam.) B.S.P. petunia

Physalis acutifolia (Miers) Sandw. sharpleaf groundcherryPhysalis angulata L. cutleaf groundcherryPhysalis cinerascens (Dunal) A.S. Hitchc. smallflower groundcherryPhysalis cinerascens var. cinerascens (Dunal) A.S. Hitchc. smallflower groundcherryPhysalis crassifolia Benth. yellow nightshade groundcherryPhysalis crassifolia var. crassifolia Benth. yellow nightshade groundcherryPhysalis crassifolia var. versicolor (Rydb.) Waterfall yellow nightshade groundcherryPhysalis hederifolia Gray ivyleaf groundcherryPhysalis hederifolia var. fendleri (Gray) Cronq. Fendler's groundcherryPhysalis hederifolia var. hederifolia Gray ivyleaf groundcherryPhysalis hederifolia var. palmeri (Gray) Cronq. Palmer's groundcherryPhysalis mollis Nutt. field groundcherryPhysalis mollis var. mollis Nutt. field groundcherryPhysalis peruviana L. Peruvian groundcherryPhysalis philadelphica Lam. Mexican groundcherryPhysalis philadelphica var. immaculata Waterfall Mexican groundcherryPhysalis pruinosa L. strawberry tomatoPhysalis pubescens L. husk tomatoPhysalis pubescens var. integrifolia (Dunal) Waterfall husk tomatoPhysalis subulata Rydb. Chihuahuan groundcherryPhysalis subulata var. neomexicana (Rydb.) Waterfall ex Kartesz & Gandhi New Mexican groundcherryPhysalis viscosa L. starhair groundcherry


Quincula lobata (Torr.) Raf. Chinese lanternSalpichroa origanifolia (Lam.) Baill. lily of the valley vineSolanum americanum P. Mill. American black nightshadeSolanum aviculare G. Forst. New Zealand nightshadeSolanum carolinense L. Carolina horsenettleSolanum carolinense var. carolinense L. Carolina horsenettleSolanum dimidiatum Raf. western horsenettleSolanum douglasii Dunal greenspot nightshadeSolanum dulcamara L. climbing nightshadeSolanum elaeagnifolium Cav. silverleaf nightshadeSolanum furcatum Dunal ex Poir. forked nightshadeSolanum gayanum (Remy) Phil. f. Chilean nightshadeSolanum lanceolatum Cav. orangeberry nightshadeSolanum marginatum L. f. purple African nightshadeSolanum mauritianum Scop. earleaf nightshadeSolanum nigrum L. black nightshadeSolanum parishii Heller Parish's nightshadeSolanum physalifolium Rusby hoe nightshadeSolanum ptychanthum Dunal nightshadeSolanum rostratum Dunal buffalobur nightshadeSolanum sarrachoides Sendtner nightshadeSolanum sisymbriifolium Lam. sticky nightshadeSolanum tenuilobatum Parish

San Diego nightshadeSolanum triflorum Nutt. cutleaf nightshadeSolanum tuberosum L. Irish potatoSolanum umbelliferum Eschsch. bluewitch nightshadeSolanum umbelliferum var. glabrescens Torr. bluewitchSolanum umbelliferum var. incanum Torr. bluewitchSolanum umbelliferum var. umbelliferum Eschsch. bluewitch nightshadeSolanum wallacei (Gray) Parish Catalina nightshadeSolanum wallacei var. clokeyi (Munz) McMinn Clokey's nightshadeSolanum wallacei var. wallacei (Gray) Parish Wallace's nightshadeSolanum xanti Gray purple nightshadeSolanum xanti var. glabrescens Parish chaparral nightshadeSolanum xanti var. hoffmannii Munz Hoffmann's nightshadeSolanum xanti var. intermedium Parish chaparral nightshadeSolanum xanti var. montanum Munz chaparral nightshadeSolanum xanti var. obispoense (Eastw.) Wiggins San Luis Obispo nightshadeSolanum xanti var. xanti Gray Xant's nightshade

SPHENOCLEACEAESphenoclea zeylanica Gaertn. sphenoclea

STAPHYLEACEAEStaphylea bolanderi Gray Sierran bladdernut


STERCULIACEAEAyenia compacta Rose California ayeniaBrachychiton populneum (Schott) R. Br. brachychitonFremontia . = Fremontodendron Fremontodendron californicum (Torr.) Coville California flannelbushFremontodendron decumbens R. Lloyd California flannelbushFremontodendron mexicanum A. Davids. Mexican flannelbush

STYRACACEAEStyrax officinalis L. drug snowbellStyrax officinalis var. fulvescens (Eastw.) Munz & Johnston drug snowbellStyrax officinalis var. officinalis L. drug snowbellStyrax officinalis var. redivivus (Torr.) Howard drug snowbell

TAMARICACEAETamarix africana Poir. African tamariskTamarix aphylla (L.) Karst. Athel tamariskTamarix aralensis Bunge Russian tamariskTamarix chinensis Lour. fivestamen tamariskTamarix gallica L. French tamariskTamarix parviflora DC. smallflower tamariskTamarix ramosissima Ledeb. saltcedar

TAXACEAETaxus brevifolia Nutt. Pacific yewTorreya californica Torr. California nutmeg

TAXODIACEAESequoia sempervirens (Lamb. ex D. Don) Endl. redwoodSequoiadendron giganteum (Lindl.) Buchh. giant sequoia

THYMELAEACEAEDirca occidentalis Gray western leatherwood

TROPAEOLACEAETropaeolum majus L. garden nasturtium

TYPHACEAETypha X glauca Godr. (pro sp.) white cattailTypha angustifolia L. narrowleaf cattailTypha domingensis Pers. southern cattailTypha latifolia L. broadleaf cattail

ULMACEAECeltis laevigata Willd. sugarberryCeltis laevigata var. reticulata (Torr.) L. Benson netleaf hackberryUlmus minor P. Mill. smoothleaf elmUlmus parvifolia Jacq. Chinese elmUlmus pumila L. Siberian elm


UMBELLIFERAEAmmi majus L. large bullwortAmmi visnaga (L.) Lam. toothpickweedAmmoselinum giganteum Coult. & Rose western sandparsleyAnethum graveolens L. dillAngelica arguta Nutt. Lyall's angelicaAngelica breweri Gray Brewer's angelicaAngelica callii Mathias & Constance Call's angelicaAngelica californica Jepson California angelicaAngelica genuflexa Nutt. kneeling angelicaAngelica hendersonii Coult. & Rose Henderson's angelicaAngelica kingii (S. Wats.) Coult. & Rose King's angelicaAngelica lineariloba Gray poison angelicaAngelica lucida L. wild celeryAngelica tomentosa S. Wats. woolly angelicaAngelica tomentosa var. tomentosa S. Wats. woolly angelicaAnthriscus caucalis Bieb. burr chervilApiastrum angustifolium Nutt. mock parsleyApium graveolens L. wild celeryApium prostratum Labill. prostrate marshwortBerula erecta (Huds.) Coville cutleaf waterparsnipBowlesia incana Ruiz & Pavon hoary bowlesia

Bupleurum lancifolium Hornem. lanceleaf thorow waxCiclospermum leptophyllum (Pers.) Sprague ex Britt. & Wilson marsh parsleyCicuta douglasii (DC.) Coult. & Rose western water hemlockCicuta maculata L. spotted water hemlockCicuta maculata var. bolanderi (S. Wats.) MulliganConioselinum gmelinii (Cham. & Schlecht.) Steud. Pacific hemlockparsleyConium maculatum L. poison hemlockCoriandrum sativum L. Chinese parsleyCymopterus aboriginum M.E. Jones Indian springparsleyCymopterus cinerarius Gray gray springparsleyCymopterus deserticola Brandeg. desert springparsleyCymopterus gilmanii Morton Gilman's springparsleyCymopterus globosus (S. Wats.) S. Wats. globe springparsleyCymopterus multinervatus (Coult. & Rose) Tidestrom purplenerve springparsleyCymopterus panamintensis Coult. & Rose Panamint springparsleyCymopterus panamintensis var. acutifolius (Coult. & Rose) Munz Panamint springparsleyCymopterus panamintensis var. panamintensis Coult. & Rose Panamint springparsleyCymopterus purpurascens (Gray) M.E. Jones widewing springparsleyCymopterus ripleyi Barneby Ripley's springparsleyDaucus carota L. Queen Anne's laceDaucus pusillus Michx. American wild carrotEryngium alismifolium Greene Modoc eryngoEryngium aristulatum Jepson California eryngo


Eryngium armatum (S. Wats.) Coult. & Rose coastal eryngoEryngium articulatum Hook. beethistleEryngium aristulatum var. aristulatum Jepson California eryngoEryngium aristulatum var. hooveri Sheikh Hoover's eryngoEryngium aristulatum var. parishii (Coult. & Rose) Mathias & Constance Parish's eryngoEryngium castrense Jepson Great Valley eryngoEryngium constancei Sheikh Loch Lomond eryngoEryngium mathiasiae Sheikh Mathias' eryngoEryngium pinnatisectum Jepson Tuolumne eryngoEryngium racemosum Jepson delta eryngoEryngium spinosepalum Mathias spinysepal eryngoEryngium vaseyi Coult. & Rose coyotethistleFalcaria vulgaris Bernh. sickleweedFoeniculum vulgare P. Mill. sweet fennelGlehnia littoralis F. Schmidt ex Miq. American silvertopGlehnia littoralis ssp. leiocarpa (Mathias) Hulten American silvertopHeracleum lanatum Michx. = Heracleum maximumHeracleum maximum Bartr. common cowparsnipHeracleum sphondylium var. lanatum (Michx.) Dorn = Heracleum maximumHydrocotyle ranunculoides L. f. floating marshpennywortHydrocotyle sibthorpioides Lam. lawn marshpennywortHydrocotyle umbellata L. manyflower marshpennywort

Hydrocotyle verticillata Thunb. whorled marshpennywortHydrocotyle verticillata var. triradiata (A. Rich.) Fern. whorled marshpennywortHydrocotyle verticillata var. verticillata Thunb. whorled marshpennywortLeptotaenia dissecta Nutt. = Lomatium dissectum var. dissectumLeptotaenia multifida Nutt. = Lomatium dissectum var. multifidumLigusticum apiifolium (Nutt. ex Torr. & Gray) Gray celeryleaf licoricerootLigusticum californicum Coult. & Rose California licoricerootLigusticum grayi Coult. & Rose Gray's licoricerootLilaeopsis masonii Mathias & Constance mudflat quillplantLilaeopsis occidentalis Coult. & Rose western grasswortLomatium bicolor (S. Wats.) Coult. & Rose Wasatch desertparsleyLomatium bicolor var. leptocarpum (Torr. & Gray) Schlessman Wasatch desertparsleyLomatium californicum (Nutt.) Mathias & Constance California lomatiumLomatium canbyi (Coult. & Rose) Coult. & Rose Canby's biscuitrootLomatium caruifolium (Hook. & Arn.) Coult. & Rose alkali desertparsleyLomatium caruifolium var. caruifolium (Hook. & Arn.) Coult. & Rose alkali desertparsleyLomatium caruifolium var. denticulatum (Jepson) Jepson alkali desertparsleyLomatium ciliolatum Jepson Yolla Bolly biscuitrootLomatium ciliolatum var. ciliolatum Jepson Yolla Bolly biscuitrootLomatium ciliolatum var. hooveri Mathias & Constance Hoover's biscuitrootLomatium congdonii Coult. & Rose Mariposa desertparsleyLomatium dasycarpum (Torr. & Gray) Coult. & Rose woollyfruit desertparsleyLomatium dasycarpum ssp. dasycarpum (Torr. & Gray) Coult. & Rose


woollyfruit desertparsleyLomatium dasycarpum ssp. tomentosum (Benth.) Theobald woollyfruit desertparsleyLomatium dissectum (Nutt.) Mathias & Constance fernleaf buscuitrootLomatium dissectum var. dissectum (Nutt.) Mathias & Constance fernleaf biscuitrootLomatium dissectum var. multifidum (Nutt.) Mathias & Constance carrotleaf biscuitrootLomatium engelmannii Mathias Engelmann's desertparsleyLomatium foeniculaceum (Nutt.) Coult. & Rose desert biscuitrootLomatium foeniculaceum ssp. fimbriatum Theobald desert biscuitrootLomatium foeniculaceum ssp. inyoense (Mathias & Constance ex Munz & Roos) Theobald Inyo biscuitrootLomatium foeniculaceum ssp. macdougalii (Coult. & Rose) Theobald Macdougal's biscuitrootLomatium gormanii (T.J. Howell) Coult. & Rose Gorman's biscuitrootLomatium howellii (S. Wats.) Jepson Howell's biscuitrootLomatium insulare (Eastw.) Munz San Nicholas biscuitrootLomatium lucidum (Nutt. ex Torr. & Gray) Jepson shiny biscuitrootLomatium macrocarpum (Nutt. ex Torr. & Gray) Coult. & Rose bigseed biscuitrootLomatium marginatum (Benth.) Coult. & Rose butte desertparsleyLomatium martindalei (Coult. & Rose) Coult. & Rose cascade desertparsleyLomatium marginatum var. marginatum (Benth.) Coult. & Rose butte desertparsleyLomatium marginatum var. purpureum Jepson butte desertparsleyLomatium mohavense (Coult. & Rose) Coult. & Rose Mojave desertparsleyLomatium mohavense ssp. longilobum Theobald Mojave desertparsleyLomatium mohavense ssp. mohavense (Coult. & Rose) Coult. & Rose Mojave desertparsleyLomatium nevadense (S. Wats.) Coult. & Rose

Nevada biscuitrootLomatium nevadense var. nevadense (S. Wats.) Coult. & Rose Nevada biscuitrootLomatium nevadense var. parishii (Coult. & Rose) Jepson Parish's biscuitrootLomatium nudicaule (Pursh) Coult. & Rose barestem biscuitrootLomatium parryi (S. Wats.) J.F. Macbr. Utah desertparsleyLomatium parvifolium (Hook. & Arn.) Jepson coastal biscuitrootLomatium peckianum Mathias & Constance Peck's desertparsleyLomatium piperi Coult. & Rose Indian biscuitrootLomatium plummerae (Coult. & Rose) Coult. & Rose Plummer's desertparsleyLomatium plummerae var. plummerae (Coult. & Rose) Coult. & Rose Plummer's desertparsleyLomatium plummerae var. sonnei (Coult. & Rose) Jepson Sonn's desertparsleyLomatium ravenii Mathias & Constance Lassen parsleyLomatium repostum (Jepson) Mathias Napa biscuitrootLomatium rigidum (M.E. Jones) Jepson Big Pine biscuitrootLomatium shevockii Hartman & Constance Owens Peak desertparsleyLomatium stebbinsii Schlessman & Constance Stebbins' desertparsleyLomatium torreyi (Coult. & Rose) Coult. & Rose Sierran biscuitrootLomatium tracyi Mathias & Constance Tracy's desertparsleyLomatium triternatum (Pursh) Coult. & Rose nineleaf biscuitrootLomatium triternatum var. anomalum (M.E. Jones ex Coult. & Rose) Mathias broadnineleaf biscuitrootLomatium triternatum var. macrocarpum (Coult. & Rose) Mathias nineleaf biscuitrootLomatium triternatum var. triternatum (Pursh) Coult. & Rose nineleaf biscuitrootLomatium utriculatum (Nutt. ex Torr. & Gray) Coult. & Rose


common lomatiumLomatium vaginatum Coult. & Rose broadsheath desertparsleyOenanthe pimpinelloides L. corkyfruit waterdropwortOenanthe sarmentosa K. Presl ex DC. water parselyOreonana clementis (M.E. Jones) Jepson pygmy mountainparsleyOreonana purpurascens Shevock & Constance purple mountainparsleyOreonana vestita (S. Wats.) Jepson woolly mountainparsleyOrogenia fusiformis S. Wats. California Indian potatoOsmorhiza chilensis Hook. & Arn. = Osmorhiza berteroiOsmorhiza depauperata Phil. bluntseed sweetrootOsmorhiza occidentalis (Nutt. ex Torr. & Gray) Torr. western sweetrootOsmorhiza purpurea (Coult. & Rose) Suksdorf purple sweetrootOxypolis occidentalis Coult. & Rose western cowbanePastinaca sativa L. wild parsnipPerideridia bacigalupii Chuang & Constance Mother Lode yampahPerideridia bolanderi (Gray) A. Nels. & J.F. Macbr. Bolander's yampahPerideridia bolanderi ssp. bolanderi (Gray) A. Nels. & J.F. Macbr. Bolander's yampahPerideridia bolanderi ssp. involucrata Chuang & Constance Bolander's yampahPerideridia californica (Torr.) A. Nels. & J.F. Macbr. California yampahPerideridia gairdneri (Hook. & Arn.) Mathias yampaPerideridia gairdneri ssp. borealis Chuang & Constance common yampahPerideridia gairdneri ssp. gairdneri (Hook. & Arn.) Mathias Gairdner's yampahPerideridia howellii (Coult. & Rose) Mathias Howell's yampah

Perideridia kelloggii (Gray) Mathias Kellogg's yampahPerideridia lemmonii (Coult. & Rose) Chuang & Constance Lemmon's yampahPerideridia leptocarpa Chuang & Constance narrowseed yampahPerideridia oregana (S. Wats.) Mathias squaw potatoPerideridia parishii (Coult. & Rose) A. Nels. & J.F. Macbr. Parish's yampahPerideridia parishii ssp. latifolia (Gray) Chuang & Constance Parish's yampahPerideridia parishii ssp. parishii (Coult. & Rose) A. Nels. & J.F. Macbr. Parish's yampahPerideridia pringlei (Coult. & Rose) A. Nels. & J.F. Macbr. adobe yampahPetroselinum crispum (P. Mill.) Nyman ex A.W. Hill parsleyPodistera nevadensis (Gray) S. Wats. Nevada podisteraPteryxia petraea (M.E. Jones) Coult. & Rose rockloving desertparsleyPteryxia terebinthina (Hook.) Coult. & Rose smoothshore springparsleyPteryxia terebinthina var. californica (Coult. & Rose) Mathias California wavewingSanicula arguta Greene ex Coult. & Rose sharptooth blacksnakerootSanicula arctopoides Hook. & Arn. footsteps of springSanicula bipinnata Hook. & Arn. poison sanicleSanicula bipinnatifida Dougl. ex Hook. purple sanicleSanicula crassicaulis Poepp. ex DC. Pacific blacksnakerootSanicula crassicaulis var. crassicaulis Poepp. ex DC. Pacific blacksnakerootSanicula crassicaulis var. tripartita (Suksdorf) H. Wolff Pacific blacksnakerootSanicula graveolens Poepp. ex DC. northern sanicleSanicula hoffmannii (Munz) Shan & Constance (pro hyb.) Hoffmann's blacksnakerootSanicula laciniata Hook. & Arn.


coastal blacksnakerootSanicula maritima Kellogg ex S. Wats. adobe snakerootSanicula peckiana J.F. Macbr. Peck's blacksnakerootSanicula saxatilis Greene devil's blacksnakerootSanicula tracyi Shan & Constance Tracy's blacksnakerootSanicula tuberosa Torr. turkey peaScandix pecten-veneris L. shepherdsneedleSium suave Walt. hemlock waterparsnipSphenosciadium capitellatum Gray woollyhead parsnipSpermolepis echinata (Nutt. ex DC.) Heller bristly scaleseedTauschia arguta (Torr. & Gray) J.F. Macbr. southern umbrellawortTauschia glauca (Coult. & Rose) Mathias & Constance glaucous umbrellawortTauschia hartwegii (Gray) J.F. Macbr. Hartweg's umbrellawortTauschia howellii (Coult. & Rose) J.F. Macbr. Howell's umbrellawortTauschia kelloggii (Gray) J.F. Macbr. Kellogg's umbrellawortTauschia parishii (Coult. & Rose) J.F. Macbr. Parish's umbrellawortTorilis arvensis (Huds.) Link spreading hedgeparsleyTorilis nodosa (L.) Gaertn. knotted hedgeparsleyYabea microcarpa (Hook. & Arn.) K.-Pol. falsecarrot

URTICACEAEHesperocnide tenella Torr. western stingingnettleParietaria floridana Nutt. Florida pellitoryParietaria hespera Hinton rillita pellitory

Parietaria hespera var. californica Hinton California pellitoryParietaria hespera var. hespera Hinton rillita pellitoryParietaria pensylvanica Muhl. ex Willd. Pennsylvania pellitorySoleirolia soleirolii (Req.) Dandy mother of thousandsUrtica dioica L. stinging nettleUrtica dioica ssp. gracilis (Ait.) Seland. California nettleUrtica dioica ssp. holosericea (Nutt.) Thorne stinging nettleUrtica gracilis Ait. = Urtica dioica ssp. gracilisUrtica urens L. dwarf nettle

VALERIANACEAECentranthus ruber (L.) DC. red valerianPlectritis ciliosa (Greene) Jepson longspur seablushPlectritis ciliosa ssp. ciliosa (Greene) Jepson longspur seablushPlectritis ciliosa ssp. insignis (Suksdorf) Morey longspur seablushPlectritis congesta (Lindl.) DC. shortspur seablushPlectritis congesta ssp. brachystemon (Fisch. & C.A. Mey.) Morey shortspur seablushPlectritis congesta ssp. congesta (Lindl.) DC. shortspur seablushPlectritis congesta ssp. nitida (Heller) Morey shortspur seablushPlectritis macrocera Torr. & Gray longhorn plectritisPlectritis macrocera ssp. grayi (Suksdorf) Morey Gray's seablushPlectritis macrocera ssp. macrocera Torr. & Gray white seablushValeriana acutiloba var. glabra (Jepson) Cronq. = Valeriana californica


Valeriana californica Heller California valerianValeriana occidentalis Heller western valerianValeriana scouleri Rydb. Scouler's valerianValeriana sitchensis Bong. Sitka valerianValerianella carinata Loisel. European cornsaladValerianella locusta (L.) Lat. Lewiston cornsalad

VERBENACEAEAloysia wrightii Heller ex Abrams Wright's beebrushAvicennia marina (Forsk.) Vierh. avicenniaAvicennia marina var. resinifera (G. Forst.) Bakh. resinous avicenniaGlandularia gooddingii (Briq.) Solbrig southwestern mock vervainGlandularia pulchella (Sweet) Troncoso South American mock vervainGlandularia tenera (Spreng.) Cabrera mock vervainLantana camara L. lantanaLantana montevidensis (Spreng.) Briq. trailing shrubverbenaLippia wrightii Gray ex Torr. = Aloysia wrightiiPhyla lanceolata (Michx.) Greene lanceleaf fogfruitPhyla nodiflora (L.) Greene turkey tangle fogfruitVerbena abramsii Moldenke San Bernardino vervainVerbena arizonica Briq. = Glandularia gooddingiiVerbena bonariensis L. purpletop vervainVerbena bracteata Lag. & Rodr. bigbract verbena

Verbena brasiliensis Vell. Brazilian vervainVerbena californica Moldenke Red Hills vervainVerbena X clemensiorum Moldenke Amador County vervainVerbena gooddingii Briq. = Glandularia gooddingiiVerbena hastata L. swamp verbenaVerbena hastata var. hastata L. swamp verbenaVerbena hastata var. scabra Moldenke swamp verbenaVerbena lasiostachys Link western vervainVerbena lasiostachys var. lasiostachys Link western vervainVerbena lasiostachys var. scabrida MoldenkeVerbena litoralis Kunth seashore vervainVerbena menthifolia Benth. mint vervainVerbena officinalis L. herb of the crossVerbena pulchella Sweet = Glandularia pulchellaVerbena rigida Spreng. tuberous vervainVerbena scabra Vahl sandpaper vervainVerbena tenera Spreng. = Glandularia teneraVerbena tenuisecta Briq. = Glandularia pulchellaVerbena verna A. Nels. = Glandularia gooddingiiVitex agnus-castus L. lilac chastetree

VIOLACEAEViola adunca Sm. hookedspur violetViola adunca var. adunca Sm.


hookedspur violetViola adunca var. kirkii Duran Kirk's violetViola adunca var. oxyceras (S. Wats.) S. Wats. ex Jepson hookedspur violetViola arvensis Murr. field pansyViola bakeri Greene Baker's violetViola beckwithii Torr. & Gray Beckwith's violetViola beckwithii ssp. beckwithii Torr. & Gray Beckwith's violetViola beckwithii ssp. glabrata M.S. Baker western pansyViola californica M.S. Baker California violetViola cuneata S. Wats. wedgeleaf violetViola douglasii Steud. Douglas' golden violetViola glabella Nutt. pioneer violetViola hallii Gray Oregon violetViola lanceolata L. bog white violetViola lanceolata ssp. occidentalis (Gray) Russell bog white violetViola lobata Benth. moosehorn violetViola lobata ssp. integrifolia (S. Wats.) R.J. Little moosehorn violetViola lobata var. lobata Benth. moosehorn violetViola macloskeyi Lloyd small white violetViola macloskeyi ssp. macloskeyi Lloyd Macloskey's violetViola macloskeyi ssp. pallens (Banks ex DC.) M.S. Baker smooth white violetViola ocellata Torr. & Gray pinto violetViola odorata L. sweet violet

Viola palustris L. marsh violetViola palustris var. palustris L. marsh violetViola pedunculata Torr. & Gray California golden violetViola pedunculata ssp. pedunculata Torr. & Gray California golden violetViola pedunculata ssp. tenuifolia M.S. Baker & J.C. Clausen California golden violetViola pinetorum Greene goosefoot yellow violetViola praemorsa Dougl. ex Lindl. canary violetViola praemorsa ssp. linguifolia (Nutt.) M.S. Baker & J.C. Clausen ex M.E. Peck upland yellow violetViola praemorsa ssp. praemorsa Dougl. ex Lindl. canary violetViola psychodes Greene butterfly violetViola purpurea Kellogg goosefoot violetViola purpurea ssp. aurea (Kellogg) J.C. Clausen goosefoot yellow violetViola purpurea ssp. dimorpha M.S. Baker & J.C. Clausen goosefoot violetViola purpurea ssp. geophyta M.S. Baker & J.C. Clausen goosefoot violetViola purpurea ssp. integrifolia M.S. Baker & J.C. Clausen goosefoot violetViola purpurea ssp. mesophyta M.S. Baker & J.C. Clausen goosefoot violetViola purpurea ssp. mohavensis (M.S. Baker & J.C. Clausen ex Blake) J.C. Clausen Mojave yellow violetViola purpurea ssp. purpurea Kellogg goosefoot violetViola purpurea ssp. quercetorum (M.S. Baker & J.C. Clausen) R.J. Little goosefoot yellow violetViola purpurea ssp. venosa (S. Wats.) M.S. Baker & J.C. Clausen goosefoot yellow violetViola sempervirens Greene evergreen violet


Viola sheltonii Torr. Shelton's violetViola sororia Willd. common blue violetViola tomentosa M.S. Baker & J.C. Clausen feltleaf violetViola tricolor L. johnny jumpupViola vallicola A. Nels. valley violetViola vallicola var. major (Hook.) Fabijan valley violet

VISCACEAEArceuthobium abietinum Engelm. ex Munz fir dwarf mistletoeArceuthobium americanum Nutt. ex Engelm. American dwarf mistletoeArceuthobium blumeri A. Nels. southwestern white pine dwarf mistletoeArceuthobium californicum Hawksworth & Wiens sugar pine dwarf mistletoeArceuthobium campylopodum Engelm. western dwarf mistletoeArceuthobium cyanocarpum (A. Nels. ex Rydb.) A. Nels. limber pine dwarf mistletoeArceuthobium divaricatum Engelm. pinyon dwarf mistletoeArceuthobium douglasii Engelm. Douglas fir dwarf mistletoeArceuthobium microcarpum (Engelm.) Hawksworth & Wiens western spruce dwarf mistletoeArceuthobium occidentale Engelm. digger pine dwarf mistletoeArceuthobium tsugense (Rosendahl) G.N. Jones hemlock dwarf mistletoePhoradendron bolleanum (Seem.) Eichl. Bollean mistletoePhoradendron californicum Nutt. mesquite mistletoePhoradendron densum Torr. ex Trel.Phoradendron juniperinum Engelm. juniper mistletoePhoradendron juniperinum ssp. juniperinum Engelm.

juniper mistletoePhoradendron libocedri (Engelm.) T.J. HowellPhoradendron macrophyllum (Engelm.) Cockerell Colorado Desert mistletoePhoradendron macrophyllum ssp. macrophyllum (Engelm.) Cockerell Colorado Desert mistletoePhoradendron pauciflorum Torr.Phoradendron villosum (Nutt.) Nutt. Pacific mistletoePhoradendron villosum ssp. villosum (Nutt.) Nutt. Pacific mistletoeViscum album L. European mistletoe

VITACEAEAmpelopsis quinquefolia (L.) Michx. = Parthenocissus quinquefolia var. quinquefoliaParthenocissus quinquefolia (L.) Planch. Virginia creeperParthenocissus quinquefolia var. quinquefolia (L.) Planch. Virginia creeperVitis californica Benth. California wild grapeVitis girdiana Munson valley grapeVitis vinifera L. domestic grape

ZANNICHELLIACEAEZannichellia palustris L. horned pondweed

ZOSTERACEAEPhyllospadix scouleri Hook. Scouler's surfgrassPhyllospadix torreyi S. Wats. Torrey's surfgrassZostera marina L. seawrackZostera marina var. latifolia Morong seawrackZostera marina var. marina L. seawrack


ZYGOPHYLLACEAEFagonia laevis Standl. California fagonbushFagonia pachyacantha Rydb. sticky fagonbushKallstroemia californica (S. Wats.) Vail California caltropKallstroemia grandiflora Torr. ex Gray Arizona poppyKallstroemia parviflora J.B.S. Norton warty caltropLarrea tridentata (Sesse & Moc. ex DC.) Coville creosotebushLarrea tridentata var. arenaria L. Benson creosotebushLarrea tridentata var. tridentata (Sesse & Moc. ex DC.) Coville creosotebushTribulus terrestris L. puncturevineZygophyllum fabago L. Syrian beancaper

Checklist of the Vascular Plants of CaliforniaBeloperone californica Benth. = Justicia californica...

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Transcript of Checklist of the Vascular Plants of CaliforniaBeloperone californica Benth. = Justicia californica...