Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
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USDA United States National Fungus Collections
Catalog #: BPI 700858
Petrak F. s.n. 19 August 1913
Valsa ambiens (Pers.) Fr.
Czechoslovakia, Hranice (Maehr.-weisskirchen) Garden
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