F.K.A.E.J. de Thümen [1-750, plus extras]

University of Illinois Herbarium
Catalog #: ILL00085054
s.n.
Exoascus alni de Bary

USDA United States National Fungus Collections
Catalog #: BPI 1033826
s.n.
Exoascus alni de Bary

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00082188
Thumen s.n. 00 July 1873
Taphrina alni (Berk. & Broome) Gjaerum
Czech Republic, Bohmen: bei Konigswald