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

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP2233
B. D. Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, New Brunswick

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249431
B. D. Halsted #293b 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, New Brunswick

Field Museum of Natural History
Catalog #: C0285174F
5438489a-5faf-4b57-ab4e-6966ead89f68
B. D. Halsted #s.n. 28 September 1892
Erysiphe cichoracearum DC. DC.
U.S.A., New Jersey, Middlesex, New Brunswick; New Brunswick

Purdue University, Kriebel Herbarium
Catalog #: PUL00028496
Byron D Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, Middlesex, New Brunswick;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00052064
Byron D. Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, New Brunswick;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00052096
Byron D. Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, New Brunswick;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00051966
Byron D. Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, New Brunswick;

University of Florida Herbarium
Catalog #: FLAS-F-01390
Byron D. Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, Middlesex, New Brunswick; 40.486216 -74.451819

Michigan State University Herbarium
Catalog #: MSC0214521
Byron D. Halsted s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, New Brunswick;

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0018502
Halsted, Byron D. #s.n. 28 September 1892
Erysiphe cichoracearum DC.
United States, New Jersey, Middlesex, New Brunswick, N. J. [New Jersey]