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

University of Illinois Herbarium
Catalog #: ILL00085407
s.n.
Phacidium dentatum J.C. Schmidt

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00063034
Ad. Fr. Moller s.n. 00 May 1879
Phacidium dentatum J.C. Schmidt
Portugal, bei Coimbra