FLORA OF VIETNAM Orchidaceae Bulbophyllum retusiusculum Rchb.f. ?
Vietnam, Thua Thien – Hue Prov., A Luoi Distr., Hong Van Municipality, Ta Lo village, around point 16°21′52′'N, 107°09′36′'E at elevation about 1000-1100 m a.s.l.
Secondary wet closed broad-leaved forest on very steep mountain slopes composed with shale and granite along shady stream canyon.
Lithophyte and epiphyte on mossy trees along stream shady rocky slope. Leaves with violet tint. Locally common.