Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
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University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0073883
s.n.
Mycosphaerella populi (Auersw.) J. Schröt.
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USDA United States National Fungus Collections
Catalog #: BPI 609283
Petrak F. s.n. 18 April 1916
Mycosphaerella populi (Auersw.) J. Schröt.
Czechoslovakia, Hranice (Maehr.-weisskirchen), Usti
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