HORNWORTS (Anthocerotae) ~ 6 Genera, ~ 350 Species Anthoceros Megaceros.
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Transcript of HORNWORTS (Anthocerotae) ~ 6 Genera, ~ 350 Species Anthoceros Megaceros.
![Page 1: HORNWORTS (Anthocerotae) ~ 6 Genera, ~ 350 Species Anthoceros Megaceros.](https://reader031.fdocuments.net/reader031/viewer/2022012304/56649d045503460f949d839c/html5/thumbnails/1.jpg)
HORNWORTS(Anthocerotae)
~ 6 Genera, ~ 350 SpeciesAnthoceros
Megaceros
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Dendroceros Notothylas
Phaeoceros
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Life Stages
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Gametophyte: Chloroplasts
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Gametophyte: Thallus Anatomy
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Gametophye: Anchoring and Water Uptake
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Gametophye: Mucilage Cavities and Ventral Pores
Fig. 19-3 in Schofield 1985
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Gametophyte : Symbionts I
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Gametophyte: Symbionts II
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Gametophyte: Male Gametangia
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Gametophyte: Male Gametangia
Fig. 19-5 in Schofield 2001
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Gametophyte: Female Gametangia
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Female Gametangia
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Sporophyte: Early Development
Fig. 19-6 in Schofield 1985
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Sporophyte
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Sporophyte: Growth
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Sporophyte
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Sporophyte: Stoma
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Fig. 19-7 in Schofield 1985
Sporophyte Development
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Sporophyte: Sporangium
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Moss Liverwort
Hornwort
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(Liverwort)
(Moss)
(Hornwort)All Other Plants
Green AlgaeHypothesis I: Bryophytes Monophyletic
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(Liverwort)
(Moss) (Hornwort)
Rest of Plants
Green Algae
Hypothesis II: Bryophytes Paraphyletic (Some Internal Monophyly)
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(Liverwort)
(Moss)(Hornwort)
Rest of Plants
Green Algae
Hypothesis III: Bryophytes Paraphyletic (No Internal Monophyly)