Physconia petraea (Poelt) Vezda & Poelt Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Caliciales family Physciaceae genus Physconia species Physconia petraea Name Synonyms Physconia muscigena var. petraea Poelt, 1966 Homonyms Physconia petraea (Poelt) Vezda & Poelt