绞股兰(Cynostemma pcntaphy-llam Makino)又称七叶胆,为胡芦科绞股兰属,是多年生草质藤本植物。绞股兰植株主要含有留醇、糖类色素,民间盛传它是一种清热解毒、止咳祛痰中草药。据日本生物学会名誉会长竹本长松教授研究,证明绞股兰含有50多种皂甙,其中4种与人参皂甙完全相同,且总皂甙含量高于人参,因而被誉为“第二人参”之称。近年来日本又发现 Cynodon (Cynostemma pcntaphy-llam Makino), also known as acacia gall, is a member of the genus Cucurbitaceae, is a perennial grass liana. Gynostemma plants mainly contain alcohol, sugar pigments, folk rumor it is a detoxification, cough expectorant Chinese herbal medicine. According to the honorary president of Japan Society of Biology, Professor Takemoto Nagasugi study proved that Gynostemma contains more than 50 kinds of saponins, of which 4 are identical with ginsenosides, and saponins content is higher than ginseng, which was hailed as “the second ginseng” Said. Japan has discovered again in recent years