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

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249515
H. L. Merrow #357b 04 July 1892
Peronospora effusa (Grev.) Rabenh.
United States, Michigan, Washtenaw, Ann Arbor

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000274510
H. L. Merrow #357b 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Washtenaw, Ann Arbor

Purdue University, Kriebel Herbarium
Catalog #: PUL00028549
Harriet L Merrow s.n. 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Washtenaw, Ann Arbor;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP4981
Harriet L. Merrow s.n. 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Washtenaw, Ann Arbor

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00061980
Harriet L. Merrow s.n. 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Ann Arbor;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00061987
Harriet L. Merrow s.n. 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Ann Arbor;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00061993
Harriet L. Merrow s.n. 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Ann Arbor;

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0214603
Harriet L. Merrow s.n. 04 July 1892
Peronospora effusa (Greville) Rabenhorst
United States, Michigan, Ann Arbor;

USDA United States National Fungus Collections
Catalog #: BPI 788222
Merrow, Harriet L. s.n. 04 July 1892
Peronospora effusa (Grev.) Rabenh.
United States, Michigan, Ann Arbor

USDA United States National Fungus Collections
Catalog #: BPI 788223
Merrow, Harriet L. s.n. 04 July 1892
Peronospora effusa (Grev.) Rabenh.
United States, Michigan, Ann Arbor

USDA United States National Fungus Collections
Catalog #: BPI 788123
Merrow, Harriet L. #3840 04 July 1892
Peronospora effusa (Grev.) Rabenh.
United States, Michigan, Ann Arbor