Son La Prov., Thuan Chau Distr., Muoi Noi Municipality, Sang village, around point 21°18′28”N 103°48′33”E.
Cultivated tree to 20 m tall originated from the wild growing on alluvial valley between remnant hills composed with solid highly eroded limestone at elevation about 850 m a.s.l.
Tree 15-20 m tall.
CPC 1829 30 March 2011 Coll.: L.Averyanov, N.T.Hiep, T.B.Ngan.