FLORA OF VIETNAM Plants of Sinh Long Commune Orchidaceae Habenaria tonkinensis Seidenf.?
Tuyen Quang Prov., Na Hang Distr., Sinh Long Commune, Na Tau Vill., around point 22034′22″ N, 105023′25″ E, 300 m In logged closed primary evergreen broad-leaved lowland forests on stream banks of limestone areas Herb terreterial or on rock, 5- 20 cm, tepals white