Most grass embryos have a flap-like structure known as the epiblast.

大多数禾本科有一片瓣状结构通常称为叶。

The mature embryo is corn posed of radicle, coleorhiza, plumule, coleoptile, scutellum and epiblast.That is the typical structure of the mature embryo of grass.

成熟具有、芽、盾片、芽鞘、鞘、叶等典型禾本科植物成熟的结构。