Fomes cytisinus (Berk.) Gillet, 1878 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Polyporales family Meripilaceae genus Rigidoporus species Rigidoporus ulmarius Name Homonyms Fomes cytisinus Berk. Fomes cytisinus (Berk.) Gillet, 1878 Fomes cytisinus (Berk.) Sacc.