Ustilago nuda subsp. tritici Schaffnit, 1928 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Basidiomycota class Ustilaginomycetes order Ustilaginales family Ustilaginaceae genus Ustilago species Ustilago nuda Name Homonyms Ustilago nuda subsp. tritici Schaffnit, 1928