Tuber griseum Borch ex Pers., 1801 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Pezizomycetes order Pezizales family Tuberaceae genus Tuber species Tuber magnatum Name Homonyms Tuber griseum Borch ex Pers., 1801 Tuber griseum Borch