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

University of Illinois Herbarium
Catalog #: ILL00085083
s.n.
Cystopus portulacae (DC.) Lév.

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00043564
Prof. Passerini s.n.
Albugo portulacea
Italy, Ober-Italien: bei Parma in Garten