H.G. Winter [2601-3600, plus extras]
Iowa State University, Ada Hayden Herbarium
s.n.
Helminthosporium persistens Cooke & Ellis
USA, Pennsylvania
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USDA United States National Fungus Collections
s.n.
Helminthosporium persistens Cooke & Ellis
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Field Museum of Natural History
Catalog #: C0298505F
14be947c-d13d-44a2-b13d-64f6dfa67759
J. B. Ellis #s.n.
Helminthosporium persistens Cooke & Ellis Cooke & Ellis
U.S.A., Pennsylvania, [Precise locality unknown]
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