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

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00043388
Thumen s.n. 00 September 1875
Albugo candida (Pers. ex J.F. Gmel.) Kuntze
Germany, Bayern: bei Bayreuth

University of Illinois Herbarium
Catalog #: ILL00085037
von Thumen #s.n. 00 September 1875
Cystopus candidus (Pers.) Lév.
Germany, Bayern: bei Bayreuth