Petrak, Fl. Bohem. Morav. Exs. PilzeF. Petrak [1-2575]
University of Wisconsin-Madison Herbarium
F. Petrak #s.n. 03 September 1923
Cercospora ariae Fuckel
Czech Republic, Hochgesenke: Ob. Mohratal.
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USDA United States National Fungus Collections
Petrak F. s.n. 03 September 1923
Cercospora kriegeriana Bres.
Czechoslovakia, Hruby Jesenik (Hochgesenke), Upper Moravice (Mohra) Valley
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