F. Petrak [1-2100]
USDA United States National Fungus Collections
Ludwig A. s.n. 00 October 1926
Puccinia obscura J. Schröt.
Germany, Westphalia, Siegen
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USDA United States National Fungus Collections
Ludwig A. s.n. 00 October 1926
Puccinia obscura J. Schröt.
West Germany, Westphalia, Siegen
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Charles Gardner Shaw Mycological Herbarium, Washington State University
Ludwig, A. s.n. 00 October 1926
Puccinia obscura J. Schröt.
Germany, North Rhine-Westphalia, Westfalen: Siegen
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