W. A. Tranzschel and J. Serebrianikow
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USDA United States National Fungus Collections
Catalog #: BPI 1036531
s.n.
Coleosporium petasitidis (DC.) Thüm.
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USDA United States National Fungus Collections
Catalog #: BPI 134441
Krylow s.n. 22 August 1910
Coleosporium petasitidis (DC.) Thüm.
USSR, Nr. Tomsk, Sibiria Occ.
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