Ha Giang Prov., Dong Van Distr., Thai Phin Tung municipality, around point 23015′34″N, 105017′25″E, ca. 1484 m a.s.l.). Dominant in limestone top mixed with broad-leaved species Tree, 5- 10 m in height
CPC 131 19 March 2010 Coll.: N. T.Hiep, N. Q.Hieu, N. S.Khang