P. Sydow and W. Zopf [1-4900]
Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0005320
P. Sydow s.n. 00 September 1894
Dermatea betulae . .
Germany, Berlin, Berlin;
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USDA United States National Fungus Collections
P. Sydow #s. n. 00 September 1894
Dermatea betulae Rehm
Germany, Berlin, Wannsee
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