Calicium parietinum var. glaucellum (Ach.) Ach., 1816 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Caliciales family Caliciaceae genus Calicium species Calicium glaucellum Name Homonyms Calicium parietinum var. glaucellum (Ach.) Ach., 1816