FLORA OF VIETNAM. Fam. Urticaceae Juss. Pellionia heteroloba Wedd. S. Vietnam, Prov. Kontum. NW slopes of Ngoc Linh mountain system. at 1600-1800 m alt. Open secondary forest in wet shadow places. Herb up to 1 m high. No VH 255  23.02.1995. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 5094-93). . Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev