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

University of Illinois Herbarium
Catalog #: ILL00085360
s.n.
Oidium tuckeri Berk.

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00061117
G. Bolle s.n. 00 September 1875
Oidium tuckeri Berk.