FLORA OF VIETNAM Orchidaceae Ludisia discolor (Ker-Gawl.) A.Rich.
Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, in the vicinity of Rao An village, around point 18°22′00′'N, 105°13′13′'E. Primary evergreen lowland seasonal broad-leaved forest on granite along flat rocky river valley at 240-260 m a.s.l. Creeping epiphyte and lithophyte on wet shady slope along river. Leaves deep velvety green with 3 white longitudinal stripes. Not rare.