Trichobasis ulmariae Cooke Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Pucciniomycetes order Pucciniales family Raveneliaceae genus Triphragmium species Triphragmium ulmariae Name Homonyms Trichobasis ulmariae Cooke Trichobasis ulmariae (DC.) G.H.Otth