偃麦草属

偃麦草属植物形态解剖结构观察结果：根由表皮、皮层和中柱组成，表皮着生大量根毛，内皮层细胞壁5面加厚，在横切面上呈马蹄形。

Is that : Roots were consisted with epidermis , cortex and stele . The endodermis cell of root have 5 thickened walls , it was horseshoe-shaped in the transverse section . The epidermis of root contains large numbers of root hair .