F. Petrak [1-2100]
USDA United States National Fungus Collections
s.n.
Ustilago perennans Rostr.
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USDA United States National Fungus Collections
Petrak F. s.n. 00 July 1939
Ustilago perennans Rostr.
Austria, Lower Danube, Purkersdorf near Vienna
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Charles Gardner Shaw Mycological Herbarium, Washington State University
Petrak, F. s.n. 00 July 1939
Ustilago perennans Rostr.
Austria, Niederdonau: Purkersdorf bei Wien
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