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

University of Illinois Herbarium
Catalog #: ILL00085177
s.n.
Cystopus cubicus (F. Strauss) Léveillé

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00049811
Prof. A. Batalin s.n.
Cystopus cubicus (F. Strauss) Léveillé
Russia, Russland: bei St. Petersburg