Arthonia astroidea var. swartziana (Ach.) Hepp Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Arthoniomycetes order Arthoniales family Arthoniaceae genus Arthonia species Arthonia radiata Name Homonyms Arthonia astroidea var. swartziana (Ach.) Sacc. Arthonia astroidea subsp. swartziana (Ach.) Arnold Arthonia astroidea var. swartziana (Ach.) Hepp