Abstract:Five flavonoids were isolated from Epimedium wanshanense and identified as sagitatoside B,anhydroicaritin-3-O-α-L-rhamnopyranosyl-(1→2)-α-L-rhamnopyranoside,sagittatoside A,ikarisoside B and desmethylanhydroicaritin-3-O-α-L-rhamnopyranosyl-(1→2)-α-L-rhamnopyranoside by means of IR,UV,HNMR,13CNMR,MS and chemical evidence.They were obtained from this plant for the first time.