Vietnam., Lam Dong prov., Lac Duong distr., Lat municipality, Pang Tien village, around point 11°38′35″N 108°18′44″E. Remnants of primary evergreen, humid montane forest along rocky mountain stream at elev. about 1250 m a.s.l. Lithophyte on mossy granite cliff, also as epiphyte. Not common. 1 May 2015 AL 57 ass. Coll.: L.Averyanov, T.Maisak, Nguyen Phi Tam, Nong Van Duy.