Zacks

Endosperm

A specialized nutrient-storing tissue during fertilization.

cotyledon

The 'seed leaf' of an embryo

hypoctyl

point of the embryo beneath the stalks of the seed leafs

epicotyl

The region of the plant embryo or seedling located above the cotyledons

plumue

the shoot of stem consisting of leaves and epicotyl

radicle

The embryonic root of the plant.

hilum

The scar on the seed coat that marks the point where the seed was originally attached to the ovary wall

micropyle

A tiny pore in the seed coat, near the hilum

tegmen

The thin, membrane inner layer of the seed coat that provides a secondary protective barrier for the embryo.

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testa

The hard, protective outer layer of the seed coat

embryo

Ungerminated offspring of the plant