S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Primary wet mossy mountain coniferous forest on sandstone (with Pinus dalatensis, Fokienia hodginsii, Dacrydium elatum, Dacrycarpus imbricatus) along ridge tops at elev. 1200 m. Creeping terrestrial herb in very steep shady slope leaves light green with dirty violet tint and deep dirty violet-brownish spots. Rare.
VH 5541 22.04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)