FLORA OF VIETNAM Plagiogyriaceae Plagiogyria yunnanensis Ching
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. 2200 m a.s.l. Terrestrial and lithophytic fern on very steep slope and rocky cliff under hanging boulders. Rare.