South Vietnam, Prov. Kontum. NW slopes of Ngoc Linh mountain system at 1800 m elevation. Open secondary forest. Herb up to 2 m high. Flowers yellow.
VH 199 23 February 1995
International Botanical Expedition sponsored by the National Geographic Society (Grant 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.