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Scientific Classification ofPlants

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Taxonomy

The science of classifying andidentifying plants

Scientific names are used becausethe same common name is usedfor different plants in different

areas of the world.

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Karl von Linne

Swedish botanist thatdeveloped the binomialsystem of naming plants

using two Latin words toindicate the genus andspecies.

Linne changed his name tothe Latin name CarolusLinneaus.

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Scientific Names

Latin is the language used forscientific classification.

The first word is the genus and thesecond word is the species. Ifthere are additional words, they

indicate a variety or cultivar.

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Genus vs. Species

Plants in the same genus havesimilar characteristics.

Plants in the same speciesconsistently produce plants of thesame type.

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Scientific

Classification The broadest category of scientific

classification is the ingdom!!

either plant or animal. The broadest category in the plant

"ingdom is division or phylum.

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Divisions

The four most important divisionsof the plant #Plantae$ "ingdom

are%&Thallophites% algae, fungi, and lichens

&'ryophytes% mosses

&Pteridophytes% ferns&Spermatophytes

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Thallophytes

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Bryophytes

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Pteriophytes

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Spermatophytes

Contains flowering or seed!bearingplants

Two subdivisions are%

&(ymnosperms% Seeds are not in anovary they are in a cone.

&)ngiosperms% Seeds are enclosed inan ovary #fruit$, therefore floweringplants

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Gymnosperms

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Aniosperms

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Aniosperms

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Common Plant Genus

Pinus!Pine

)cer!*aple

Ile+!olly

-icus!fig

Cornus!dogwood

hododendron!rhododendron

/uercus!oa"

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Diversity!

The Spice

of Life