Polypodium pumilum B.L.Rob. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Polypodiaceae genus Adenophorus species Adenophorus oahuensis Name Homonyms Polypodium pumilum (J.B.Armstr.) Cockayne Polypodium pumilum Brause Polypodium pumilum B.L.Rob. Polypodium pumilum W.J.Rob.