Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
USDA United States National Fungus Collections
s.n.
Polyporus umbellatus (Pers.) Fr.
Czech Republic
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USDA United States National Fungus Collections
Petrak F. s.n. 25 August 1914
Polyporus umbellatus (Pers.) Fr.
Czechoslovakia, Hranice (Maehr.-weisskirchen), Podhorn
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