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

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0012881
P. Sydow s.n. 00 August 1893
Ovularia veronicae Dufrenoy
Germany, Berlin;

USDA United States National Fungus Collections
Catalog #: BPI 1057693
P. Sydow #s. n. 00 August 1892
Cercospora ferruginea Fuckel
Germany, Steglitz bei Berlin