Anonymous, Pl. Vasc. Dan. Exs.
Anonymous [1 - ? 600]

University of North Carolina at Chapel Hill Herbarium: Vascular Plants
Catalog #: NCU00392764
Jacobsen, Niels #s.n. 07 September 1969
Isoëtes setacea Lam. p.p.
Denmark, Jutland: Peter Madsens Kaer, Istrup Plantage, Thy. (T.B.U. Distr. 7)

Northern Illinois University Herbarium
Catalog #: DEK000090799
Niels Jacobsen #193 07 September 1969
Isoëtes setacea Lam. p.p.
Denmark, Peter Madsens Kær Istrup Plantage Thy.