P. Sydow and W. Zopf [1-4900]

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0005075
P. Sydow s.n. 29 June 1899
Cytospora zelkovae Syd. & P. Syd.

USDA United States National Fungus Collections
Catalog #: BPI 1059658
P. Sydow #s.n. 29 May 1899
Cytospora zelkovae Syd. & P. Syd.
Germany, Berlin Botanical Garden