Ellis, N. Amer. Fungi
J.B. Ellis [1 - 1500, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 789870
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Newton

University of Illinois Herbarium
Catalog #: ILL00097341
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Middlesex, Newton; Newton

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062301
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Newton;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062698
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Newton;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0086995
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Middlesex, Newton

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0253408
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Newton;

USDA United States National Fungus Collections
Catalog #: BPI 957645
Farlow s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Newton

Academy of Natural Sciences of Drexel University
Catalog #: PH00300604
Farlow #s. n.
Peronospora potentillae de Bary
United States, Massachusetts, Middlesex, Newton

Academy of Natural Sciences of Drexel University
Catalog #: PH00314322
Farlow #s.n.
Peronospora potentillae de Bary
United States, Massachusetts, Middlesex, Newton

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000227796
W. G. Farlow #217
Peronospora potentillae de Bary
USA, Massachusetts, Middlesex, Newton