Woodsia hyperborea f. rufidula (Michx.) Rouy, 1913 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Woodsiaceae genus Woodsia species Woodsia ilvensis Name Homonyms Woodsia hyperborea var. rufidula (Michx.) W.D.J.Koch Woodsia hyperborea subsp. rufidula (Michx.) Korsh., 1893 Woodsia hyperborea var. rufidula (Michx.) Milde