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

USDA United States National Fungus Collections
Catalog #: BPI 1042532
s.n.
Mycosphaerella equiseti (Fuckel) J. Schröt.
Hungary

USDA United States National Fungus Collections
Catalog #: BPI 1042603
s.n.
Mycosphaerella equiseti (Fuckel) J. Schröt.
Hungary

Field Museum of Natural History
Catalog #: C0242711F
533fa465-4301-4efa-bcf7-be172557dd10
J. A. F. Nannfeldt #s.n. 00 June 1927
Mycosphaerella equiseti (Fuckel) J. Schröt. (Fuckel) J. Schröt.
Sweden, Norrbotten, Jukkasjärvi, Abisko Njahatjavelk