FLORA OF VIETNAM Ericaceae Rhododendron wallichii Hook.f. ( R. montiganum T.L. Ming ???)
Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the SW of Na Nheo village (in the vicinity of point 21°57′26′'N, 104°13′00′'E). Primary evergreen broad-leaved montane forest along granite/quartzite ridge at elev. 2400 m a.s.l. Shrub 1.5-2 m hg on steep shady slope. Flowers white with light pink tint and pink-purple spotting on central tepal. Common at elev. 2200-2500 m a.s.l.