Cladonia spumosa (Flörke) Zahlbr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Lecanorales family Cladoniaceae genus Cladonia species Cladonia portentosa Name Homonyms Cladonia spumosa (Flörke) Zahlbr. Cladonia spumosa (Flörke) Sandst.