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

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP29197
C.M. Weed s.n.
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Ohio, University Farm, Columbus

University of Illinois Herbarium
Catalog #: ILL00096577
CM Weed s.n.
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
USA, Ohio, Franklin, Columbus; University Farm

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249255
H. L. Merrow #3a 29 June 1892
Peronospora viticola (Berk. & M.A. Curtis) de Bary
United States, Michigan, Washtenaw, Ann Arbor

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0097339
H.L. Merrow #s.n. 29 June 1892
Plasmopara viticola (B. & C.) Berl. & DeT.
USA, Michigan, Washtenaw, Ann Arbor; Ann Arbor

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP5807
Harriet L. Merrow s.n. 29 June 1892
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Michigan, Washtenaw, Ann Arbor

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00062448
Harriet L. Merrow s.n. 29 June 1892
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Michigan, Ann Arbor;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00062456
Harriet L. Merrow s.n. 29 June 1892
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Michigan, Ann Arbor;

Michigan State University Herbarium
Catalog #: MSC0214166
Harriet L. Merrow s.n. 29 June 1892
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Michigan, Ann Arbor;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000285990
Harriet L. Merrow #3a 29 June 1892
Peronospora viticola (Berk. & M.A. Curtis) de Bary
United States, Michigan, Washtenaw, Ann Arbor

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0032474
Harriet L. Merrow #s.n. 29 June 1892
Plasmopara viticola (B.&C.) Berl. & DeToni
United States, Michigan, Ann Arbor;

Purdue University, Kriebel Herbarium
Catalog #: PUL00027386
HL Merroe s.n. 29 June 1892
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Michigan, Washtenaw, Ann Arbor;

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0018893
Weed, C. M. #s.n.
Peronospora viticola (Berkeley & M.A. Curtis) de Bary
United States, Ohio, Franklin, University Farm, Columbus