Kingdom: Fungi |
Phylum: Basidiomycota |
Subphylum: Urediniomycotinia |
Class: Urediniomycetes |
Subclass: Urediniomycetidae |
Order: Uredinales |
Family: Cronartiaceae |
Genus: Cronartium |
Subject: Cronartium quercuum f.sp. fusiforme (Hedgc. & N. Hunt) Burdsall & G. Snow |