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

University of Illinois Herbarium
Catalog #: ILL00085352
s.n.
Sclerotium echinatum Fuckel

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00078468
Schellenberger. s.n.
Sclerotium echinatum Fuckel