Ginsnosides distributed mainly in the assimilating tissue and phloem parenchyma cells and much less were detected in epidermis, phelloderm and collenchyma.

• 组织化学实验表明，绞股蓝人参皂甙主要分布在营养器官的同化组织及韧皮部薄壁细胞中，厚角组织、表皮及周皮的栓内层也有少量分布。