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Spores

tiny cells that grow into new organisms; light weight and can be carried by wind

Stomata

tiny holes in plant leaves that allow for exchange of gases

Nonvascular Plants

plants that lack tissues to transport substances (such as water and sugars); absorb nutrients through their cells; no roots {ex: moss, liverwort, hornwort}

Vascular Plant

plants that hav tube-like structures throughout the plant that allow them to transport materials

Xylem

vessels that conduct water and minerals from roots to the rest of the plant

Phloem

vessels that conduct starch and sugars away from leaves (photosynthesis) down the stem

Gymnosperm

nonflowering vascular plants; most produce cones and are called conifers

Angiosperm

flowering plants

Stamen

male part of the flower (contains the anther)

Anther

contained in stamen; contains pollen grains

Pollen Grains

contained in anther; make pollen

Pistil

female part of the flower

Stigma

the part of a pistil that receives the pollen

Style

a narrow, usually cylindrical extension of the pistil; bears the stigma at its apex

Ovary

he enlarged lower part of the pistil in angiospermous plants, enclosing the ovules or young seeds

Pollination

depositing pollen in female reproductive part of plant resulting in fertilization

Ovule

the plant part that contains the embryo sac and hence the female germ cell, after fertilization develops into a seed.

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