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

USDA United States National Fungus Collections
Catalog #: BPI 946063
s.n.
Erysiphe communis (Wallr.) Schltdl.
United States

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00052344
J. F. Brenckle s.n. 12 September 1914
Erysiphe communis (Wallr.) Schltdl.
United States, North Dakota, Kulm;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0015793
J. F. Brenckle #s.n. 12 September 1914
Erysiphe polygoni DC.
United States, North Dakota, Lamoure, Kulm;

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP23205
J.F. Brenckle s.n. 12 September 1914
Erysiphe communis (Wallr.) Schltdl.
United States, North Dakota, Kulm

Brown University Herbarium
Catalog #: CBRU00000651
JF Brenckle s.n. 12 September 1914
Erysiphe communis (Wallr.) Schltdl.
United States, North Dakota, LaMoure, Kulm;

Purdue University, Kriebel Herbarium
Catalog #: PUL00022984
JF Brenckle s.n. 12 September 1914
Erysiphe communis (Wallr.) Schltdl.
United States, North Dakota, LaMoure, Kulm;