Acarospora cinerea Schaer. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Rhizocarpales family Sporastatiaceae genus Sporastatia species Sporastatia polyspora Name Homonyms Acarospora cinerea Schaer. Acarospora cinerea (Nyl.) Wedd. Acarospora cinerea (Schaer.) Vain.