embryo - developing plant still inside the seed. The embryo has cotyledons (embryonic leaves), a root cap, a food source and a plumule (shoot).
hilum - the scar on a seed coat at the location where it was attached to the plant's stalk during development
micropyle - the small pore in a seed that that allows water absorption
root (hypocotyl) - the part of the stem of a sprouting plant that is above the root and below the stalk of the cotyledon (seed leaves)
seed coat (testa) - seed coat is the outer, protective layer covering the seed
seed leaf (cotyledon) - the embryonic leaf within a seed
plumule - the shoot of a embryo