FLORA OF VIETNAM. Elatostemma dissectum Wedd. S. Vietnam, Prov. Lam Dong, distr. Lac Duong, municipalite Da Chay,. 40 km to NE from Dalat city. Closed primary very wet broadleaved forest. along stream canyon on SW macroslope of Hon Giao mt. ridge. at 1600-1700 m alt. (N 12° 11', E 108° 43'). Terrestrial and epilitic herb in wet places along deep rocky stream. canyon. Very common. No VH 4387  26.04.1997. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 5803-96). . Collectors: L. Averyanov, N.Q. Binh, N.T. Hiep