Scleroderma verrucosum f. verrucosum Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Boletales family Sclerodermataceae genus Scleroderma species Scleroderma verrucosum Name Homonyms Scleroderma verrucosum var. verrucosum