Asplenium dubium Fontaine, 1889 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Aspleniaceae genus Asplenium species Asplenium dubium Name Homonyms Asplenium dubium Mett. Asplenium dubium Gaudich. Asplenium dubium Brack. Asplenium dubium Fontaine, 1889