Botanical Name: Epimedium grandiflorum, Epimedium sagittatum. Other Common Names BarrenwortBishop's hatFairy wingsXian ling piChien-hsiehYin-yang-huaArrow-leaf barrenwort Habitat It is native to China and grows best in high altitudes. Plant Description Horny goat weed is a rhizomatous perennial herb. The plant has light yellow, violet, red, and white flowers, and oval fruits. Plant Parts Used Flowering parts and seeds. Horny Goat Weed (Epimedium grandiflorum) Therapeutic Benefits and Uses of Horny Goat Weed Horny goat weed has been used in traditional Chinese medicine for thousands of years to promote male potency and as an herbal aphrodisiac. The legend says that it got its