W. A. Tranzschel and J. Serebrianikow
University of Wisconsin-Madison Herbarium
s.n.
Peronospora effusa (Grev.) Rabenh.
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USDA United States National Fungus Collections
s.n.
Peronospora effusa (Grev.) Rabenh.
Russia
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USDA United States National Fungus Collections
Serebrianikow s.n. 01 July 1910
Peronospora effusa var. minor Casp.
USSR, Durassowo, Ufa Province near
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