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

USDA United States National Fungus Collections
Catalog #: BPI 788434
Farlow s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Cambridge

University of Illinois Herbarium
Catalog #: ILL00097340
Farlow s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Middlesex, Cambridge; Cambridge

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062011
Farlow s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Cambridge;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0086994
Farlow s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Middlesex, Cambridge

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0253407
Farlow s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Cambridge;

USDA United States National Fungus Collections
Catalog #: BPI 957644
Farlow s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Cambridge

University of Michigan Herbarium
Catalog #: 335891
Farlow #s. n.
Peronospora euphorbiae Fuckel
USA, Massachusetts, Middlesex, Cambridge

Academy of Natural Sciences of Drexel University
Catalog #: PH00300570
Farlow #s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Middlesex, Cambridge

Academy of Natural Sciences of Drexel University
Catalog #: PH00314340
Farlow #s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Middlesex, Cambridge

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062022
J. B. Ellis s.n.
Peronospora euphorbiae Fuckel
United States, Massachusetts, Cambridge;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000227795
W. G. Farlow #216
Peronospora euphorbiae G.W. Wilson
USA, Massachusetts, Middlesex, Cambridge