S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14ш39'N, 108ш25'E). Primary broad-leaved closed evergreen wet mountain forest on sandstone steep slopes of forest river at elev. 1100-1200 m. Shrub 2-3 m hg in open place along road. Flowers light violet. Common. Common codominant of secondary shrub communities all over the area.
No VH 5620 23.04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)