A.B. Seymour and F.S. Earle [1-550, plus extras]
USDA United States National Fungus Collections
s.n.
Puccinia graminis Pers.
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USDA United States National Fungus Collections
s.n.
Ustilago spermophora Berk. & M.A. Curtis ex de Toni
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USDA United States National Fungus Collections
s.n.
Puccinia graminis Pers.
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Cornell University Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0087
A. B. Seymour s.n. 19 July 1888
Puccinia graminis Pers.
United States, Massachusetts, Hampden, Southwick;
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