A.B. Seymour and F.S. Earle [1-550, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1020572
s.n.
Peronospora halstedii Farl.

USDA United States National Fungus Collections
Catalog #: BPI 187989
Atkinson, Geo. F. s.n. 24 June 1890
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Alabama, Auburn

USDA United States National Fungus Collections
Catalog #: BPI 188162
Atkinson, Geo. F. s.n. 24 June 1890
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Alabama, Auburn

USDA United States National Fungus Collections
Catalog #: BPI 188177
Atkinson, Geo. F. s.n. 24 August 1890
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Alabama, Auburn

USDA United States National Fungus Collections
Catalog #: BPI 796440
Atkinson, Geo. F. #3785 24 June 1890
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Alabama, Auburn

University of North Carolina at Chapel Hill Herbarium: Fungi
Catalog #: NCU-F-0018695
Atkinson, George Francis #s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Lee, Auburn

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249460
G. F. Atkinson #314 24 June 1890
Rhysotheca halstedii (Farl.) G.W. Wilson
United States, Alabama, Lee, Auburn

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000274562
G. F. Atkinson #314 24 June 1890
Peronospora halstedii Farl.
United States, Alabama, Lee, Auburn

Cornell University Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0314
G.F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Lee, Auburn;

University of Florida Herbarium
Catalog #: FLAS-F-01032
G.F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Lee, Auburn

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0097292
G.F. Atkinson #s.n. 24 June 1890
Peronospora halstedii (Farl.) Berl. & DeT.
USA, Alabama, Lee, Auburn;

Purdue University, Kriebel Herbarium
Catalog #: PUL00028516
Geo F Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Lee, Auburn;

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0214549
Geo F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Auburn;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP4998
Geo. F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Lee, Auburn

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062087
Geo. F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Auburn;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062105
Geo. F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Auburn;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062114
Geo. F. Atkinson s.n. 24 June 1890
Peronospora halstedii Farlow
United States, Alabama, Auburn;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000288602
Geo. F. Atkinson #314 24 June 1890
Peronospora halstedii Farl.
United States, Alabama