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introduction to plants (Seedless Vascular Plants, 21.3 (Seedless Vascular…
introduction to plants
plants evolution and adaptations , 21.1
Alternation of Generations.
Plant Adaptations to Land Environments.
common characteristics between present plants and green algae.
Plant Classification
Nonvascular plants, 21.2
Nonvascular Plants divisions.
Anthocerophyta: ex.hornworts.
Hepaticophyta: ex.liverworts, use as a medicine to treat liver ailments during medieval times
thallose
Bryophyta: ex. mosses, multicellular rhizoids
Seedless Vascular Plants, 21.3
Seedless Vascular Plants divisions
Pterophyta : ex. horestails and ferns.
Lycophyta : ex. club mosses.
epiphyte : is a plant that lives anchored to an object or another plant.
strobilus : spore-bearing structures.
rhizome : thick underground stem.
sporangium: where ferns spores are formed.
sorus: where are the clusters of sporangia are formed.