Economic Fungi #294 b
A.B. Seymour and F.S. Earle [1-550, plus extras]
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University of Michigan Herbarium
Catalog #: 328723
A. B. Seymour #s. n. 25 August 1884
Cercospora racemosa var. ambrosiae Seym. & Earle
USA, North Dakota, Barnes, Valley City.
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University of Michigan Herbarium
Catalog #: 328724
A. B. Seymour #s. n. 25 August 1884
Cercospora racemosa var. ambrosiae Seym. & Earle
USA, North Dakota, Barnes, Valley City.
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Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0080450
A.B. Seymour #294 b 25 August 1884
Cercospora trifidae Chupp
USA, North Dakota, Barnes, Valley City;
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Louisiana State University, Bernard Lowy Mycological Herbarium
Catalog #: LSU00157415
Arthur B. Seymour #s.n. 25 August 1884
Cercospora racemosa var. ambrosiae Seym. & Earle
United States, North Dakota, Barnes, Valley City
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