Athyrium oppositipennum var. oppositipennum Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Athyriaceae genus Athyrium species Athyrium oppositipennum Name Homonyms Athyrium oppositipennum var. oppositipennum Athyrium oppositipennum subsp. oppositipennum