S. Vietnam, Dak Lac Prov., Krong Bong Distr., Cu Pui Municipality, elevation from Dak Tour village (12°30′N, 108°30′E) to main peak of Chu Yang Sinh mt system (12°24′N, 108°26′E) along Dak Tour river (N slope). Primary closed wet broad-leaved forest on steep granite slopes at elev. 1550 m. Terrestrial herb up to 1 m hg on wet very deep shady stream canyon. Flowers white, tepals with pink-purple tint toward apex. Not rare.
VH 6299 07.05.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)