The leaf structures of these two plants were basically alike: their epidermis were made up of one layer cells. Stomatas only existed disorderly on the lower epidermis and their arrangement was a irregular type.
英
美
- 两者结构基本相似,表皮均由一层细胞构成,气孔仅分布在下表皮,无一定排列方向,为无规则型。