Violaceae Batsch Viola unwinii Beek. S. Vietnam, Prov. Kontum. NW slopes of Ngoc Linh mountain system at 1700-1800 m alt. Open secondary forest. Herb in wet places. Flowers very light violet with deep purple violet veins (on central petal). VH 227 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