Epimedium wushanense
Epimedium wushanense , the Wushan fairy wings, is a flowering plant species in the genus "Epimedium". Chemistry. "E. wushanense" contains a number of flavanoids. 37 compounds were characterized from the underground and aerial parts of the plant. Among them, 28 compounds were prenylflavonoids. The predominant flavonoid, epimedin C, ranged from 1.4 to 5.1% in aerial parts and 1.0 to 2.8% in underground parts. It also contains wushanicaritin and wushankaempferol. Seven flavonoids named diphylloside A, epimedoside A, epimedin C, icariin, epimedoside C, icarisoside A, desmethylanhydroicaritin, as well as oleanolic acid can be isolated from the roots.