Tuyen Quang Prov., Na Hang Distr., Sinh Long Municipality, Khuoi Phin Vill., around point 22°35′36″ N, 105°22′23″ E, ca. 700 m In closed primary evergreen broad-leaved lowland forests on slope of limestone mts. Local people collected saplings in wild and cultivated in private garden Sapling
CPC 1317 11 Mar 2011 Coll.: N.Q.Hieu, N.T.Hiep, P.K.Loc, N.T.Vinh