FLORA OF VIETNAM. Fam. Convallariaceae. Rohdea wattii (C.B.Clarke) Yamashita & M.N.Tamura. 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°57'34"N, 104°13'49"E). Primary evergreen broad-leaved wet montane. forest with Fokienia hodginsii on steep granite and quartzite slopes. of SW exposition at elev. 1800-1900 m a.s.l. Terrestrial and. lithophytic herb up to 0.4 m hg on steep shady slope. Flowers bright. green. Common. No HAL 2474 (Photo)  18 March 2002. . Collectors: L.Averyanov, P.K.Loc, D.T.Doan (FFI Project).