Urochloa is a genus of plants in the grass family, native to Eurasia, Africa, Australia, Mexico, and the Pacific Islands. Common names include signalgrass. Species * (Hack.) Stapf - E + S Africa * Urochloa brizantha (Hochst. ex A.Rich.) R.Webster - native to tropical + S Africa; introduced and widely grown in S America + Pacific * Stapf - Zaïre, Tanzania, Malawi, Zambia * Urochloa fusca B.F. Hansen & Wunderlin browntop signalgrass - southern United States to Argentina * (Trin.) Veldkamp – Thurston grass - southern China, Southeast Asia, Indian subcon, islands of Pacific + Indian Oceans * B.S.Sun & Z.H.Hu - Yunnan * (Hack.) Dandy - Africa, Madagascar * (Fig. & De Not.) Henrard - Africa * Sánchez-Ken - western Mexico (Colima, Nayarit) * Urochloa panicoides P.Beauv. – panic l