FLORA OF VIETNAM Ericaceae Rhododendron cinnabarium Hook.f.
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′15′'N, 104°12′39′'E). Primary broad-leaved evergreen montane forest along tops of granite/quartzite ridge at elev. 2400-2500 m a.s.l. Shrub 1-1.5 m hg on shady steep slope. Flowers white with pink tint and light pink-purple spotting. Common at elev. 2300-2600 m a.s.l.