S. Vietnam, Prov. Lam Dong, 8.5 km to S from Dalat city (N 11° 54′, E 108° 27′). Closed mixed secondary forest with Dacrycarpus imbricatus rich in primary elements along stream canyon at 1300-1400 m alt. Vine about 2.5 m lg in open place. Flowers white. Not common.
VH 2619 13.03.1997 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5803-96)
Collectors: L. Averyanov, N.Q. Binh, N.V. Duy, P.K. Loc