RESULTS Besides the similar structure of the perennil herbaceous dicotyledon, there were a lot of aerenchyma tissues and abnormal cells which were over colored in the rhizome of this plant.

• 结果其内部结构除具有双子叶植物的一般特征外，根的薄壁组织还具有发达的空腔隙，并且含有大量着色很深的异细胞。