Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the SW of Na Nheo village (in the vicinity of point 21°57′43′'N, 104°13′42′'E). Primary open evergreen broad-leaved and mixed montane forests with Fokienia hodginsii along granite and quartzite ridge at elev. 2000 m a.s.l. Creeping epiphyte. Occasional.