FLORA OF VIETNAM Orchidaceae Renathera vietnamensis Aver. et R.Rice
N. Viet Nam. Ha Giang Province, Quang Ba District, Bat dai Son. Primary forest on limestone with Biota sp., Fraxinus, Quercus, Pseudotsuga, Acer and Taxus dominants along ridge and below peak at elev. 1100-1200 m (about 23°07′N 105°02′E). Lithophytic vine 1-1.5 m. Occasional.