Aspidium alpinum (Lam.) Willd. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Cystopteridaceae genus Cystopteris species Cystopteris alpina Name Homonyms Aspidium alpinum (Lam.) Willd. Aspidium alpinum (Lam.) Sw.