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

University of Illinois Herbarium
Catalog #: ILL00085050
C. B. Plowright s.n.
Aecidium quadrifidum DC.

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00082992
C. B. Plowright s.n. 00 May 1874
Tranzschelia pruni-spinosae (Pers.) Dietel
England, bei Kings-Lynn in Norfolk