FLORA OF VIETNAM Orchidaceae Rhomboda petelotii (Gagnep.) Ormerod
N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Co Lung Municipality, Eo Dieu village, around point 20°26′06′'N, 105°13′51′'E. Primary evergreen seasonal broad-leaved closed submontane forest on top of rocky ridge composed with crystalline marble-like highly eroded limestone at elev. 900-1000 m. Terrestrial and lithophytic herb. Leaves dark green with 3 white longitudinal stripes. Occasional.