Aspidium rigidum subsp. fallax Milde Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Dryopteridaceae genus Dryopteris species Dryopteris villarii Name Homonyms Aspidium rigidum f. fallax Milde Aspidium rigidum subsp. fallax Milde