Arthonia stictarum (Tul.) Th. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Arthoniomycetes order Arthoniales family Lecanographaceae genus Plectocarpon species Plectocarpon lichenum Name Homonyms Arthonia stictarum (De Not.) Th.Fr. Arthonia stictarum (De Not.) Jatta Arthonia stictarum (Tul.) Th.