S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Secondary open shrubs along streamlet at elev. 1000 m. Woody vine 4-6 m lg. Flowers buds light greenish. Not common.
VH 5777 27 04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)