FLORA OF VIETNAM Orchidaceae Renanthera coccinea Lour.
Northern Vietnam, Thanh Hoa Prov., Thach Thanh Distr., Thanh Yen Municipality, Mo village, around point 20°17′36′'N, 105°35′54′'. Remnants of prinary evergreen seasonal broad-leaved lowland dry forest on steep rocky slope of limestone hills at elev. about 300-350 m a.s.l. Lithophyte on open rocks of open cliff near the top of hill. Vine up to 2 m long. Very common.