Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
University of Wisconsin-Madison Herbarium
s.n.
Peronospora viciae (Berk.) de Bary
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USDA United States National Fungus Collections
Petrak, F. s.n. 28 June 1921
Peronospora viciae (Berk.) de Bary
Czechoslovakia, Mahr.-Weisskirchen garden
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