Collins, Holden & Setchell, Phycoth. Bor.-Amer.
Collins, F.S.; Holden, I.; Setchell, W.A. [1-2300]

Brown University - Algae
Catalog #: ABRU00003171
I. Holden s.n. 24 August 1898
Dasya elegans (G.Martens) C.Agardh
United States, Connecticut, Bridgeport, CT

Miami University - Algae
Catalog #: 000186955
I. Holden #s.n. 24 August 1896
Dasya elegans (G.Martens) C.Agardh
United States, Connecticut, Fairfield, Bridgeport

Yale University Herbarium
Catalog #: YU.091628
Isaac Holden s.n. 24 August 1898
Dasya elegans (G.Martens) C.Agardh
United States, Connecticut, Fairfield, Bridgeport; Bridgeport, CT

Michigan State University Algae
Catalog #: MSC0182337
Isaac Holden #s.n. 24 August 1896
Dasya baillouviana (S.G.Gmelin) Montagne
United States, Connecticut, Fairfield, Bridgeport