P. Sydow and W. Zopf [1-4900]
USDA United States National Fungus Collections
P. Sydow #s. n. 00 June 1887
Exoascus ulmi Fuckel
Germany, Rangsdorf, Zossen
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USDA United States National Fungus Collections
Sydow P. s.n. 00 June 1887
Taphrina ulmi (Fuckel) Johanson
Germany, Rangsdorf, Zossen
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