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

University of Illinois Herbarium
Catalog #: ILL00085341
Prof. Passerini s.n.
Septoria lactucae Peck

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00041711
Thumen #s.n. 00 June 1878
Septoria lactucae Pass.
Italy, Parma