幼叶中层既可由亚边缘原始细胞或远轴层叶肉的第一个细胞单独产生，也可由它们二者共同产生。
The middle layer of laminae is brought about either by submarginal initials of by the first cell of the abaxial layer of mesophyll alone or by both of them .
而另一种是只将叶肉的汁进行加工销售的扁芦荟，对胃酸过多，胃、 十二指肠溃疡等症状有效。
The other is a will only the juice for processing and sales mesophyll of aloe vera, flat to heartburn, stomach, duodenum ulcers effective.
例如在雌雄异株物种中的雌性植物和雄性植物，气生的和被水浸没的叶片，生活史中的配子体与孢子体的交替，叶肉和维管束鞘叶绿体等。
Examples include male and female plants in dioecious species aerial and submerged leaves alternation of gametophyte and sporophyte stages of a life cycle and mesophyll and bundle-sheath chloroplasts.
应用推荐