Bot.11 Reproduction vocab

the structure formed from a megasporangium and its integument. It is a structure in the ovary of a seed plant that contains an embryo sac.

• micropyle

• ovule

• pollen grain

• pollination

a microgametophyte of a seed plant

• micropyle

• ovule

• pollen grain

• pollination

the transfer of pollen to ovules

• micropyle

• ovule

• pollen grain

• pollination

a slender extension of the pollen grain that enables sperm to reach an egg

• pollen tube

• ovule

• pollen grain

• pollination

the swollen tip of a floral branch

• receptacle

• sepal

• petal

• stamen

they make up the outer whorl and they protect the other parts of a developing flower before it opens

• receptacle

• sepal

• petal

• stamen

They make up the second whorl of a flower and they are often brightly colored in animal pollinated plants

• receptacle

• sepal

• petal

• stamen

The male reproductive structure on flowers

• receptacle

• sepal

• petal

• stamen

part of the stamen and contains microsporangia which produce microspores that develop into pollen grains

• anther

• filament

• carpel

• pistil

a stalk like structure that supports the anther

• anther

• filament

• carpel

• pistil