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

Brown University - Algae
Catalog #: ABRU00005153
I. Holden s.n.
Dasya elegans (G.Martens) C.Agardh
United States, Connecticut, Bridgeport; Bridgeport, CT

Field Museum of Natural History
Catalog #: C0508460F
I. Holden #s.n.
Dasya elegans (G.Martens) C.Agardh
United States, Connecticut, Fairfield, Bridgeport

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00216747
07efe138-414a-44c4-aae5-4e7914d5548e
I. Holden #s.n.
Dasya elegans (G.Martens) C.Agardh
United States, Connecticut, Fairfield, Bridgeport

University of Michigan
Catalog #: 650409
Isaac Holden #s.n.
Dasya baillouviana (S.G.Gmelin) Montagne
United States, Connecticut, Fairfield, Bridgeport

University of Michigan
Catalog #: 650410
Isaac Holden #s.n.
Dasya baillouviana (S.G.Gmelin) Montagne
United States, Connecticut, Fairfield, Bridgeport

Michigan State University Algae
Catalog #: MSC0182339
Isaac Holden #s.n.
Dasya baillouviana (S.G.Gmelin) Montagne
United States, Connecticut, Fairfield, Bridgeport

Miami University - Algae
Catalog #: 000210633
Isaac Holden #s.n.
Dasya baillouviana (S.G.Gmelin) Montagne
United States, Connecticut, Fairfield, Bridgeport