Calicium lenticulare var. curtiusculum (Nyl.) Lettau Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Caliciales family Caliciaceae genus Calicium species Calicium quercinum Name Homonyms Calicium lenticulare var. curtiusculum (Nyl.) Lettau