F. Petrak [1-650]
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USDA United States National Fungus Collections
Catalog #: BPI 621342
Petrak F. s.n. 19 July 1918
Leptosphaeria nigrans (Roberge ex Desm.) Ces. & De Not.
USSR, Carpathian Mtns. (Zentral Waldkarpaten), Chomiak
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