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

University of Illinois Herbarium
Catalog #: ILL00084741
Thuemen s.n.
Phyllachora betulina (Fr.) Fuckel
Czech Republic, Bohemia, Konigswald; Konigswald

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00051220
Thumen s.n.
Dothidea betulina (Fr.) Chevall.
Czech Republic, Bohemia: bei Konigswald