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: Urediniomycotinia | 
| Class: Urediniomycetes | 
| Subclass: Urediniomycetidae | 
| Order: Uredinales | 
| Family: Pucciniastraceae | 
| Genus: Melampsorella | 
| Subject: Melampsorella caryophyllacearum (DC.) J. Schröt |