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botany

study of plants

seeds

structures that contain young plant and store food in a seed coat

annual

sprout, grow, flower and produce seeds all in one season. Usually die over winter

perennial

grow year after year

rhizoids

root-like but no vascualr tissue, anchor mosses and draw up water

antheridia

male part of the gametophyte, make sperm

archegonia

female part of gemtopphyte; conatin ovum

frond

fern leaf

sori

spore producing, sporangia on bottom of frond

preothallus

heart shaped gametophyte generation of ferns, has rhizoids underneath and archegonia and antheridia on top

fiddlehead

coiled younhg fern leaf

fruit

mature ovary, enclose seeds

cotyledon

contains stored food that noursihes embyonic plant

Phylumn Bryophyta

non-vascualr, no seeds, only spores; mosses

Phylum Pteridophyta

vascualr, no seeds, only spores; ferns

Phylum Coniferophyta

vascualr, gymnosperms; cone bearing plants (pine, fir, spruce, yew, redwood, cypress, cedar

gymnosperms

naked seeds

Phylum Anthophyta

vascualr, angiosperms, flowers; most vegetation on earth, maples, oaks, flowers, crops, anythingwith flowers or blossoms

Angiosperms

seeds in a vessel

monocots

1 cotelydon, parallel venation, fibrous roots, scattered vascular bundles, petals in 3's or 6's

dicots

2 cotyledons, netted venation, tap roots, vascular bundles in a ring, petals in pairs 5's and 4's

pistil

stigma, style, and ovary

stamen

anther and filament

...

part of the root

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