F. Petrak [1-650]
USDA United States National Fungus Collections
Petrak F. s.n. 24 September 1917
Triphragmium ulmariae (DC.) Link
USSR, (formerly Poland) Stryj, near Lotatniki Woods Swamp
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USDA United States National Fungus Collections
Petrak F. s.n. 12 August 1917
Septoria berberidis Niessl
USSR, formerly Poland Ukraine, Stryy, near Podgortse Tree Nursery
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