FLORA OF VIETNAM Orchidaceae Dendrobium uniflorum Griff.
Quang Nam Prov., Dai Loc Distr., Dai Hong municipality, environs of Dai Hong town around point 15°49′01”N 107°56′31”E.
Remnants of primary and secondary dry broadleaved evergreen forest on rocky sandy uplifted plateau composed with eroded sandstone at elev. about 600-650 m a.s.l.
Epiphyte on old tree along rocky plateau cliff. Tepals white to light yellowish, lip light brown with 3 dark brown keels, column white, anther light green. Not common.