Polysaccum arenarium var. cranium (Lév.) Quél. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Boletales family Sclerodermataceae genus Pisolithus species Pisolithus arhizus Name Homonyms Polysaccum arenarium var. cranium (Lév.) Quél.