Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
University of Wisconsin-Madison Herbarium
F. Petrak #s.n. 10 August 1924
Leptothyrium pinastri P. Karst.
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USDA United States National Fungus Collections
Petrak F. s.n. 10 August 1924
Leptothyrium pinastri P. Karst.
Czechoslovakia, Hruby Jesenik (Hochgesenke), Hochschar
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