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

Brown University - Algae
Catalog #: ABRU00003668
I. Holden s.n. 16 August 1891
Cladophora expansa (Mertens) Kützing
United States, Connecticut, Bridgeport, CT

Field Museum of Natural History
Catalog #: C0530082F
I. Holden #s.n. 16 August 1891
Cladophora gracilis (Griffiths) Kützing
United States, Connecticut, Fairfield, Bridgeport

Yale University Herbarium
Catalog #: YU.092060
Isaac Holden s.n. 16 August 1891
Cladophora expansa (Mertens) Kützing
United States, Connecticut, Fairfield, Bridgeport; Bridgeport, CT

University of Michigan
Catalog #: 684618
Isaac Holden #s.n. 16 August 1891
Cladophora vagabunda (Linnaeus) Hoek
United States, Connecticut, Fairfield, Bridgeport

Michigan State University Algae
Catalog #: MSC0181933
Isaac Holden #s.n. 16 August 1891
Cladophora vagabunda (Linnaeus) Hoek
United States, Connecticut, Fairfield, Bridgeport

Miami University - Algae
Catalog #: 000187950
Isaac Holden #s.n. 16 August 1891
Cladophora expansa (Mertens) Kützing
United States, Connecticut, Fairfield, Bridgeport