A.B. Seymour and F.S. Earle [1-550, plus extras]
University of Michigan Herbarium
W. J. Beal #s. n. 23 September 1891
Melampsora betulina G. Winter
USA, Michigan, Park Lane.
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Louisiana State University, Bernard Lowy Mycological Herbarium
William J. Beal #s.n. 23 September 1891
Melampsora betulina G. Winter
United States, Michigan, Park Lake
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