Buellia penichra (Tuck.) Hasse Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Caliciales family Caliciaceae genus Buellia species Buellia penichra Name Synonyms ? penichra Tuck. Diplotomma penichrum Rhizocarpon penichrum (Tuck.) G.K.Merr. Homonyms Buellia penichra (Tuck.) Hasse