半春莲

NameBan Chun Lian (Wusuli dragonflyorchis rhizome)SourcesThe drug is the root or entire Herb of Tulotis ussuriensis (Regel et Maack ) Hara (family Orchidaceae), growing on slopes in forests, and distributed in Jilin, Shaaxi, Xinhiang, Zhejiang, Hunan, Sichuan of China.The Effect of Ban Chun LianActi