S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Primary evergreen broad-leaved closed dry forest on steep slopes of granite mountains at elev. 1200 m. Shrub up to 1.5 m hg in open place. Flowers light yellowish-green. Common.
VH 5065 14.04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)