Brenckle, Fungi Dakot.
J.F. Brenckle [1-675, plus extras]

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP23436
O. A. Stevens s.n. 19 June 1921
Puccinia pruni-spinosae Pers.
United States, North Dakota, Fargo

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00074078
O. A. Stevens s.n. 19 June 1921
Puccinia pruni-spinosae Pers.
United States, North Dakota, Fargo;

Brown University Herbarium
Catalog #: CBRU00010988
OA Stevens s.n. 19 June 1921
Puccinia pruni-spinosae Pers.
United States, North Dakota, Cass, Fargo;

Purdue University, Arthur Fungarium
Catalog #: PUR021802
OA Stevens s.n. 19 June 1921
Puccinia pruni-spinosae Pers.
United States, North Dakota, Cass, Fargo;

USDA United States National Fungus Collections
Catalog #: BPI 114092
Stevens O. A. s.n. 19 June 1921
Tranzschelia pruni-spinosae (Pers.) Dietel
United States, North Dakota, Fargo

USDA United States National Fungus Collections
Catalog #: BPI 712583
Stevens O. A. s.n. 19 June 1921
Puccinia pruni-spinosae Pers.
United States, North Dakota, Fargo

USDA United States National Fungus Collections
Catalog #: BPI 946299
Stevens, O.A. #s. n. 19 June 1921
Puccinia pruni-spinosae Pers.
United States, North Dakota, Fargo