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

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249409
B. D. Halsted #278 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New York, Palenville

Field Museum of Natural History
Catalog #: C0286308F
8e2c4bc5-4943-48cd-9c1a-6c96a2318f6d
B. D. Halsted #s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill (DC.) Burrill
U.S.A., New York, Greene, Palenville; Palenville

Cornell University, Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0278
B.D. Halsted s.n. 25 July 1892
Sphaerotheca humuli (D.C.) Burrill
United States, New York, Greene, Palenville;

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0118850
B.D. Halsted #s.n. 25 July 1892
Sphaerotheca aphanis (Wallr.) U. Braun
USA, New Jersey, Palenville;

Purdue University, Kriebel Herbarium
Catalog #: PUL00028481
Byron D Halsted s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New York, Greene, Palenville;

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP11461
Byron D. Halsted s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New York, Palenville

Michigan State University Herbarium
Catalog #: MSC0214500
Byron D. Halsted s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New York, Palenville;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00081160
Byron D. Halsted s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New Jersey, Palenville;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00081168
Byron D. Halsted s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New Jersey, Palenville;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00081172
Byron D. Halsted s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New Jersey, Palenville;

Louisiana State University, Bernard Lowy Mycological Herbarium
Catalog #: LSU00158490
Byron D. Halsted #s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New Jersey, Palenville

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0018180
Halsted, Byron D. #s.n. 25 July 1892
Sphaerotheca humuli (DC.) Burrill
United States, New Jersey, Palenville, N. J. [New Jersey]