Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
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University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0071214
F. Petrak #s.n. 18 May 1924
Leptosphaeria euphorbiae Niessl
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USDA United States National Fungus Collections
Catalog #: BPI 620895
Petrak F. s.n. 18 May 1924
Leptosphaeria euphorbiae Niessl
Czechoslovakia, Hranice (Maehr.-weisskirchen), Czernotin
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