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

Cornell University, Plant Pathology Herbarium
Catalog #: F.Dakotenses-0490
s.n.
Puccinia

USDA United States National Fungus Collections
Catalog #: BPI 946268
s.n.
Puccinia hydrophylli Peck & Clinton
United States

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0040676
O. A. Stevens #s.n. 00 May 1921
Puccinia hydrophylli Peck & Clinton
United States, North Dakota, Fargo;

Brown University Herbarium
Catalog #: CBRU00010925
OA Stevens s.n. 00 May 1921
Puccinia hydrophylli Peck & Clinton
United States, North Dakota, Cass, Fargo;

Purdue University, Arthur Fungarium
Catalog #: PUR021767
OA Stevens s.n. 00 May 1921
Puccinia hydrophylli Peck & Clinton
United States, North Dakota, Cass, Fargo;

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP23405
Stevens, O.A. s.n. 00 May 1921
Puccinia hydrophylli Pk. & G. W. Clint
United States, North Dakota, Fargo