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

USDA United States National Fungus Collections
Catalog #: BPI 1056621
P. Sydow #s. n. 00 November 1889
Polyporus callosus Fr.
Germany, Jungfernheide, Berlin

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0016524
P. Sydow. s.n. 00 November 1889
Polyporus callosus Fr.
Germany, Berlin, Jungfernheide