Petrak, Crypt. Exs.
F. Petrak [3201- 4700]

USDA United States National Fungus Collections
Catalog #: BPI 1042956
s.n.
Sphaerotheca fuliginea (Schltdl.) Pollacci
Hungary

USDA United States National Fungus Collections
Catalog #: BPI 603912
Steiner M. s.n. 01 September 1963
Sphaerotheca fuliginea (Schltdl.) Pollacci
Germany, Oesterreich