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

Cornell University, Plant Pathology Herbarium
Catalog #: F.Dakotenses-0587
s.n.
Peronospora Corda

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00062245
Brenckle s.n. 01 June 1927
Peronospora parasitica (Persoon) de Bary
United States, South Dakota, Northville;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000274589
Brenckle #587 01 June 1927
Peronospora parasitica (Pers.) Fr.
United States, South Dakota, Spink, Northville

Brown University Herbarium
Catalog #: CBRU00011039
Brenckle & Stevens s.n. 01 June 1927
Peronospora parasitica (Persoon) de Bary
United States, South Dakota, Spink, Northville;

Purdue University, Kriebel Herbarium
Catalog #: PUL00023288
Brenckle and Stevens s.n. 01 June 1927
Peronospora parasitica (Persoon) de Bary
United States, South Dakota, Spink, Northville;

University of Michigan Herbarium
Catalog #: 336174
J. F. Brenckle #s. n. 01 June 1927
Peronospora parasitica (Persoon) de Bary
USA, South Dakota, Spink, Northville

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0027291
J. F. Brenckle #s.n. 01 June 1927
Peronospora parasitica (Pers.) Tul.
United States, South Dakota, Northville;