Trachylia arthonioides (Ach.) Fr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Arthoniomycetes order Arthoniales family Arthoniaceae genus Arthonia species Arthonia arthonioides Name Homonyms Trachylia arthonioides (Ach.) Fr. Trachylia arthonioides (Ach.) Fr. ex Hampe