S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Primary broad-leaved closed evergreen wet mountain forest on sandstone steep slopes of forest river at elev. 1100-1200 m. Creeping terrestrial herb in shady places. Leaves bright green with white margin stripe above, pinkish below. Rare.
VH 5701 24.04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)