The stem and leaf structures and the content of total gypenosides of 5 species of Gynostemma were studied.

• 对绞股蓝属的绞股蓝、长梗绞股蓝、光叶绞股蓝、广西绞股蓝、五柱绞股蓝5种植物的茎叶结构和总皂苷含量进行了研究。