Clavaria rugosa f. fuliginea (Fr.) Bourdot & Galzin Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Cantharellales family Hydnaceae genus Clavulina species Clavulina rugosa Name Homonyms Clavaria rugosa var. fuliginea Fr. Clavaria rugosa f. fuliginea (Fr.) Bourdot & Galzin Clavaria rugosa subsp. fuliginea Fr., 1874