Thanh Hoa Prov., Quan Son Distr., Na Meo Municipality, Cha Khot vill., shale mountains, around point 20°14′21″N 104°39′06″E, 722 m.
Left scatterly in heavily logged primary closed evergreen broad-leaved and secondary bamboo submontane forests on slopes of shale mountains. Big trees, up to 20-25 m tall, 0.8-1 m in dbh. HAL 11199 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