Polypodium subnudum Mett. ex Kuhn Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Polypodiaceae genus Prosaptia species Prosaptia subnuda Name Homonyms Polypodium subnudum Mett. ex Kuhn Polypodium subnudum Mett.