S. Vietnam, Dak Lac Prov., Krong Bong Distr., Cu Pui Municipality, elevation from Dak Tour village (12ш30'N, 108ш30'E) to main peak of Chu Yang Sinh mt system (12ш24'N, 108ш26'E) along Dak Tour river (N slope). Primary closed wet broad-leaved forest on steep granite slopes at elev. 1200-1250 m. Lithophytic fern on shady mossy wet river rocks. Very common. Codominant of rocky river valley and waterfall sides herb vegetation.
No VH 6265 06.05.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)