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

University of Illinois Herbarium
Catalog #: ILL00084885
Thumen s.n.
Spilosphaeria petroselini (Desmazières) Fuckel
Czech Republic, Bohemia, Tetschen; Tetschen

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00079587
v. Thumen s.n.
Septoria petroselini Desm.
Czech Republic