P. Sydow and W. Zopf [1-4900]
USDA United States National Fungus Collections
P. Sydow #s. n. 00 September 1879
Sphaerotheca castagnei Lév.
Germany, Nossen Sachsen
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USDA United States National Fungus Collections
W. Krieger #s.n. 30 September 1879
Sphaerotheca castagnei Lév.
Germany, Garden near Nossen
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