A.B. Seymour and F.S. Earle [1-550, plus extras]
USDA United States National Fungus Collections
s.n.
Uromyces euphorbiae Cooke & Peck
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USDA United States National Fungus Collections
s.n.
Uromyces euphorbiae Cooke & Peck
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University of Florida Herbarium
George P. Clinton s.n. 23 July 1890
Uromyces euphorbiae Cooke & Peck
United States, Illinois
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