FLORA OF VIETNAM Dryopteridaceae Rumohra diffracta (Baker) Ching
Northern Vietnam, Lao Cai Prov., Van Ban Distr., to the west of Nam Xay village (21°58′42′'N, 104°00′37′'E). Primary broad-leaved evergreen wet montane forest with Fokienia (as emergent) on rocky slope at elev. 1650 m a.s.l. Terrestrial fern. Very common.