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

University of Illinois Herbarium
Catalog #: ILL00085233
s.n.
Helminthosporium turcicum Pass.

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00055326
Prof. Passerini s.n. 00 August 1876
Helminthosporium turcicum Pass.
Italy, Ober-Italien: Vigheffio bei Parma