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

USDA United States National Fungus Collections
Catalog #: BPI 1020536
s.n.
Peronospora halstedii Farl.

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249438
H. L. Merrow #298 04 July 1892
Rhysotheca halstedii (Farl.) G.W. Wilson
United States, Michigan, Washtenaw, Ann Arbor

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000274559
H. L. Merrow #298 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Washtenaw, Ann Arbor

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0097296
H.L. Merrow #s.n. 04 July 1892
Plasmopara halstedii (Farl.) Berl. & DeT.
USA, Michigan, Washtenaw, Ann Arbor; Ann Arbor

Purdue University, Kriebel Herbarium
Catalog #: PUL00028503
Harriet L Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Washtenaw, Ann Arbor;

Cornell University Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0298
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Washtenaw, Ann Arbor;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP5002
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Washtenaw, Ann Arbor

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062089
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Ann Arbor;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062101
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Ann Arbor;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062111
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Ann Arbor;

University of Florida Herbarium
Catalog #: FLAS-F-01033
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Washtenaw, Ann Arbor

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0214527
Harriet L. Merrow s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Ann Arbor;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000288603
Harriet L. Merrow #298 04 July 1892
Peronospora halstedii Farl.
United States, Michigan, Ann Arbor

USDA United States National Fungus Collections
Catalog #: BPI 188169
Merrow, Harriet L. s.n. 04 July 1892
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Michigan, Ann Arbor

USDA United States National Fungus Collections
Catalog #: BPI 188181
Merrow, Harriet L. s.n. 04 July 1892
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Michigan, Ann Arbor

USDA United States National Fungus Collections
Catalog #: BPI 796430
Merrow, Harriet L. #3762 04 July 1892
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Michigan, Ann Arbor

University of North Carolina at Chapel Hill Herbarium: Fungi
Catalog #: NCU-F-0018681
Merrow, Harriet Lathrop #s.n. 04 July 1892
Peronospora halstedii Farlow
United States, Michigan, Washtenaw, Ann Arbor, Mich. [Michigan]