FLORA OF VIETNAM Fam. Orchidaceae Appendicula hexandra (Koen.) J.J.Smith S.Vietnam, Thua Thien Hue Prov., Phu Loc Distr., Bach Ma National Park, N slope of Bach Ma mt system, to the N of point 16°11'50''N 107°50'44''E at elev. 600-1000 m a.s.l. Mixed and broad-leaved evergreen primary closed wet mt forest with Shorea stellata & Dacrycarpus imbricatus along narrow ridge and on very steep sandstone/shale slopes. Epiphyte and lithophyte in shady place on waterfall cliffs. Flowers light yellowish-green. Locally abundant. HLF 1382 28 April 2003. (Photo). Coll. N.T.Hiep, L.Averyanov, N.T.Vinh et al. Grant from Henry Luce Foundation.