Dryopteris dilatata Tardieu Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Dryopteridaceae genus Dryopteris species Dryopteris antarctica Name Homonyms Dryopteris dilatata (Hoffm.) A.Gray Dryopteris dilatata Tardieu