P. Sydow and W. Zopf [1-4900]
USDA United States National Fungus Collections
P. Sydow #s. n. 00 October 1881
Arthopyrenia analepta (Ach.) A. Massal.
Germany, Thiergarten Berlin
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USDA United States National Fungus Collections
Sydow P. s.n. 00 September 1894
Melampsoridium betulinum (Pers.) Kleb.
Germany, Berlin Spath Tree Nurseries
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