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

University of Florida Herbarium
Catalog #: FLAS-F-13752
F. L. Stevens s.n. 00 September 1892
Cercospora arcti-ambrosiae Halst.
USA, New Jersey, New Brunswick;

Michigan State University Herbarium
Catalog #: MSC0214526
F. L. Stevens s.n. 00 September 1892
Cercospora arcti-ambrosiae Halst.
United States, New Jersey, New Brunswick;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249437
F. L. Stevens #297 00 September 1892
Cercospora arcti-ambrosiae Halst.
USA, New Jersey, New Brunswick

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0012255
F. L. Stevens #s.n. 00 September 1892
Cercospora arcti-ambrosiae Halst.
United States, New Jersey, Middlesex, New Brunswick

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-V-0045085
F.L. Stevens s.n. 00 September 1892
Cercospora arcti-ambrosiae Halst.
USA, New Jersey, Middlesex, New Brunswick;

Purdue University, Kriebel Herbarium
Catalog #: PUL00028502
FL Stevens and Byron D Halsted s.n. 00 September 1892
Cercospora arcti-ambrosiae Halst.
United States, New Jersey, Middlesex, New Brunswick;

Louisiana State University, Bernard Lowy Mycological Herbarium
Catalog #: LSU00157384
Frank L. Stevens s.n. 00 September 1892
Cercospora arcti-ambrosiae Halst.
United States, New Jersey, Middlesex, New Brunswick

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0002151
J. Jackson s.n. 00 October 1891
Cercospora armoraciae Sacc.
United States, Kansas, Rockford;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00040140
Seymour #s.n. 00 September 1892
Cercospora arcti-ambrosiae Halsted
United States, New Jersey, New Brunswick

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00040141
Seymour #s.n. 00 September 1892
Cercospora arcti-ambrosiae Halsted
United States, New Jersey, New Brunswick

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0025279
Stevens, F. L. #s.n. 00 September 1892
Cercospora arctii-ambrosiae Halst.
United States, New Jersey, Middlesex, New Brunswick, N. J. [New Jersey]