Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
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USDA United States National Fungus Collections
Catalog #: BPI 619559
Petrak J. s.n. 03 July 1913
Valsaria rubricosa f. ailanthi
Czechoslovakia, Hranice (Maehr.-weisskirchen) Military School
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