W. A. Tranzschel and J. Serebrianikow
USDA United States National Fungus Collections
s.n.
Ceriospora ribis Henn. & Plöttn.
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Wisconsin State Herbarium, Fungi
Krylow #s.n. 22 August 1910
Coleosporium petasitidis (DC.) Thüm.
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Wisconsin State Herbarium, Fungi
Serebrianikow #s.n. 00 August 1909
Ceriospora ribis Henn. & Plöttn.
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