S. Vietnam, Prov. Lam Dong, distr. Lac Duong, municipalite Da Chay,
vicinities Klong Lanh village, 31 km to NE from Dalat city. Old open secondary coniferous forest with domination of Pinus kesiya on NW macroslope of Bi Dup mt system at 1450-1500 m alt. (N 12° 08′, E 108° 39′). Prostrate shrublet on dry open slope. Rare, but occasionally abundant. VH 3900 12.04.1997 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5803-96)