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

University of Illinois Herbarium
Catalog #: ILL00085286
Ch. B. Plowright s.n.
Phythophthora infestans

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00065480
Ch. B. Plowright s.n.
Phythophthora infestans
England, Norfolk, Kings-Lynn;