Southern Vietnam, Prov. Kon Tum. Evergreen primary forest on W slope of Ngoc Linh mountain system at 1250 m alt. Elevation from Dak Mek river to Long Nam village. Epiphyte. Occasional.
VH 838a 17.03.1995
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)