S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Primary broad-leaved wet evergreen forest on sandstone at elev. 1100-1200 m. Shrublet about 1.5 m hg on slope of forest river. Flowers white, calyx pink-violet, filaments light pink, anthers bright pink with yellow base. Not common.
VH 5340 18.04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)