S. Vietnam, Kontum Prov., Sa Thay Distr., Sa Son Municipality, Chu Mom Ray nature reserve (14°25′N, 107°44′E). Primary wet broad-leaved closed evergreen mountain forest on granites at elev. 700-900 m. Terrestrial herb in shady steep stream slope. Leaves deep green with longitudinal white stripe above. Inflorescence white, spathe green. Not rare.
VH 5792 28 04.2000
International Botanical Expedition of the U.S.A. National Geographic