J.B. Ellis, B.M. Everhart, and E. Bartholomew [1501-5100, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 789962
Dearness, J. s.n. 00 June 1911
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London

USDA United States National Fungus Collections
Catalog #: BPI 789960
Dearness, J. #5310 00 June 1911
Cercospora barbareae (Sacc.) Chupp & H.C. Greene
Canada, Ontario, London

USDA United States National Fungus Collections
Catalog #: BPI 965505
Dearness, J. #s.n. 00 June 1911
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London

USDA United States National Fungus Collections
Catalog #: BPI 965605
Dearness, J. #s.n. 00 June 1911
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London

Purdue University, Kriebel Herbarium
Catalog #: PUL00020869
J Dearness s.n. 00 June 1910
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London;

Cornell University Plant Pathology Herbarium
Catalog #: F.Columbiani-3444
J. Dearness s.n.
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, Middlesex, London;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP5019
J. Dearness s.n. 00 June 1911
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0250182
J. Dearness s.n. 00 June 1911
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000280182
J. Dearness #3444
Peronospora parasitica (Pers.) Fr.
Canada, Ontario, London

University of Florida Herbarium
Catalog #: FLAS-F-00855
J. Dearness #s. n.
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, Middlesex, London

University of Michigan Herbarium
Catalog #: 336136
J. Dearness #s. n.
Peronospora parasitica (Persoon) de Bary
Canada, Ontario, London

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0027246
J. Dearness #s.n. 00 June 1911
Peronospora parasitica (Pers.) De By.
Canada, Ontario, London;