Poelt & Scheuer, Reliqu. Petrak.
Institut für Systematische Botanik der Universität [1-2859]

USDA United States National Fungus Collections
Catalog #: BPI 1110481
Brenckle J. F. s.n. 10 August 1922
Uromyces silphii (Syd. & P. Syd.) Arthur
United States, North Dakota, Kulm