Thanh Hoa Prov., Quan Son Distr., Na Meo Municipality, Ban Son vill., shale mountains, about 10 km to NW of Na Meo centre (around point 20°17′28″N 104°40′43″E, 300 m).
Clustered in small group of 2-3 to 5-7 trees, at about 500-700 m a.s.l. Cutting by local people for making roof. Regeneration very rare, 2-3 saplings were seen. Big trees, up to more than 2-3 m in dbh. HAL 11200 24 Aug. 2007 Coll.: P.K. Loc, N.S. Khang & N.T.Vinh
Grant from MOST, Council for Natural Science, Section of Life Sciences (6.077.06), Vietnam