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

USDA United States National Fungus Collections
Catalog #: BPI 1020582
s.n.
Peronospora gangliformis (Berkeley) de Bary

USDA United States National Fungus Collections
Catalog #: BPI 786116
Humphrey, J. E. s.n. 14 June 1892
Bremia lactucae Regel
United States, Massachusetts, Amherst

USDA United States National Fungus Collections
Catalog #: BPI 786117
Humphrey, J. E. s.n. 14 June 1892
Bremia lactucae Regel
United States, Massachusetts, Amherst

USDA United States National Fungus Collections
Catalog #: BPI 786118
Humphrey, J. E. s.n. 14 June 1892
Bremia lactucae Regel
United States, Massachusetts, Amherst

USDA United States National Fungus Collections
Catalog #: BPI 786433
Humphrey, J. E. s.n. 14 June 1892
Bremia lactucae Regel
United States, Massachusetts, Amherst

University of North Carolina at Chapel Hill Herbarium: Fungi
Catalog #: NCU-F-0018722
Humphrey, James E. #s.n. 14 June 1892
Peronospora gangliformis (B.) DBy.
United States, Massachusetts, Hampshire, Amherst, Mass. [Massachusetts]

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062050
J. E. Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Amherst;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062053
J. E. Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Amherst;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062054
J. E. Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Amherst;

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0214559
J. E. Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Amherst;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249470
J. E. Humphrey #323 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
USA, Massachusetts, Hampshire, Amherst

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000274551
J. E. Humphrey #323 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
USA, Massachusetts, Hampshire, Amherst

New York Botanical Garden
Catalog #: 1959183
87b189b9-95f9-4167-b2e3-9760064b8e47
J. E. Humphrey #s.n. 14 June 1892
Bremia lactucae Regel
United States of America, Massachusetts, Hampshire Co., Amherst

New York Botanical Garden
Catalog #: 1959254
25e6351f-dc6c-4c32-ad75-d932e458f9ba
J. E. Humphrey #s.n. 14 June 1892
Bremia lactucae Regel
United States of America, Massachusetts, Hampshire Co., Amherst

Field Museum of Natural History
Catalog #: C0258720F
335df424-dbc6-435b-b8dd-f09ab6c628a0
J. E. Humphrey #s.n. 14 June 1892
Bremia lactucae Regel Regel
U.S.A., Massachusetts, Hampshire, Amherst; Amherst

Cornell University Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0323
J.E. Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Hampshire, Amherst;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP4994
J.E. Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Amherst

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0076534
J.E. Humphrey #s.n. 14 June 1892
Bremia lactucae Regel
USA, Massachusetts, Hampshire, Amherst;

University of Illinois Herbarium
Catalog #: ILL00096299
JE Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
USA, Massachusetts, Hampshire, Amherst; Amherst

Purdue University, Kriebel Herbarium
Catalog #: PUL00028522
JE Humphrey s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Hampshire, Amherst;

University of Florida Herbarium
Catalog #: FLAS-F-01026
JE Humphrey #s.n. 14 June 1892
Peronospora gangliformis (Berkeley) de Bary
United States, Massachusetts, Hampshire, Amherst;