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

University of Illinois Herbarium
Catalog #: ILL00085261
s.n.
Leptothyrium carpophilum Pass.

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00040771
ThÙmen #s.n. 00 January 1877
Leptothyrium carpophilum Pass.
Italy, Parma