Nghe An Prov., Ky Son Distr., Na Ngoi Municipality, eastern slopes of Phu Xai Lai Leng mountain system. Open secondary broad-leaved forest and scrub on steep mountain slopes composed of sansdstone at elevation 700-800 m a.s.l. around point 19°13’21.9’’N 104°15’04.0’’E. Tree about 10 m tall. Not common.