FLORA OF VIETNAM Tiliaceae Burretiodendron hsienmu
N. Vietnam, prov. Cao Bang, distr. Ha Lang, municipality Thanh Nhat (N 22°41′ E 106°40′), about 42 km to E from Cao Bang town. Primary open coniferous and mixed semideciduous forest along tops of remnant limestone ridge at 600 m alt. Tree 30-35 m hg with very valuable strong wood. Rare due to extensive wide logging. Main dominante of former primary evergreen broadleaved forests on ridge slopes.
CBL 728 27 Nov. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)