Mucuna pruriens is commonly known as Bengal bean, common cowitch, cow-itch, cowage, cowage velvetbean, cowhage, cowitch, cowitch climber, cowitch vine, Florida velvet bean, hell fire bean, horse eye bean, itchy bean and velvet bean. It contains 5-Hydroxy-L-tryptophan, 1,3,7-Trihydroxyxanthone, Bufotenine, N,N-Dimethyltryptamine, Serotonin, Cajanol, Dalbergioidin, Kievitone, (-)-Maackiain, (-)-Medicarpin and Isoprene. It is widely distributed in Kashmir; India; Sikkim; Ceylon; Burma; Indochina; Indonesia; Philippines, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Sichuan, Taiwan, Yunnan. Mucuna pruriens is distinctive in its small flowers crowded along the upper part of the often very long inflorescence and is easily distinguished from all species, except M. bracteata and M. incurvata , by its ± straight lateral veins running into the leaflet margin and its small fleshy linear fruit. . Floral Description According to Flora of China Semiwoody twining vines. Stems a...