Rabenhorst, Fungi Eur. Exs.G.L. Rabenhorst [1-2600]
Iowa State University, Ada Hayden Herbarium
Cesati #s.n.
Polyporus screbinaceus
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USDA United States National Fungus Collections
Cesati #s.n.
Polyporus scabinaceus
Italy, Vercelli, Novara, and Bugella
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