Polypodium thouarsii Willd. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Polypodiaceae genus Drynaria species Drynaria willdenowii Name Homonyms Polypodium thouarsii Willd. Polypodium thouarsii (C.Presl) Willd. ex Mett.