South Vietnam, Prov. Kontum. NW slopes of Ngoc Linh mountain system at 1600 m elevation. Open dry secondary forest on wet places along stream. Herb up to 1 m high. Flowers white-rose.
VH 133 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.