Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
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USDA United States National Fungus Collections
Catalog #: BPI 759839
Petrak, J. s.n. 18 September 1909
Pleurotus ostreatus (Jacq.) P. Kumm.
Czech Republic, Baumstrunke
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