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.

成熟胚具有胚、胚、、胚鞘、胚鞘、外胚叶等典型禾本科植物成熟胚的结构。