Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
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USDA United States National Fungus Collections
Catalog #: BPI 700863
Petrak J. s.n. 17 September 1912
Valsa ambiens (Pers.) Fr.
Czechoslovakia, Leipnik, Hranice (Maehr.-weisskirchen), Helfenstein
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