S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14ø39'N, 108ø25'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 epiphyte up to 4 m lg. Leaves green, below with purple-violet tint. Not rare.
No VH 5571 22.04.2000
International Botanical Expedition of the U.S.A. National Geographic