Widely Prevalent Plant Pathogen Status - This map is based on data from the Widely Prevalent Fungi Project, a collabaration between USDA APHIS PPQ and the American Phytopathological Society. See www.PrevalentFungi.org for more information.
| Kingdom: Fungi | 
| Phylum: Basidiomycota | 
| Subphylum: Ustilaginomycotinia | 
| Class: Exobasidiomycetes | 
| Subclass: Exobasidiomycetidae | 
| Order: Tilletiales | 
| Family: Tilletiaceae | 
| Genus: Tilletia | 
| Subject: Tilletia controversa J.G. Kühn |