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

Brown University - Algae
Catalog #: ABRU00002670
I. Holden s.n. 30 May 1893
Cladophora expansa (Mertens) Kützing
United States, Connecticut, Bridgeport, CT

University Herbarium, University of California, Berkeley
Catalog #: UC1822364
I. Holden #121 30 May 1893
Cladophora vagabunda (Linnaeus) Hoek
United States, Connecticut, Fairfield, Bridgeport

Field Museum of Natural History
Catalog #: C0530202F
I. Holden #s.n. 30 May 1893
Cladophora pulverulenta (Mertens) Phinney
United States, Connecticut, Fairfield, Bridgeport

Yale University Herbarium
Catalog #: YU.091201
Isaac Holden s.n. 30 May 1893
Cladophora expansa (Mertens) Kützing
United States, Connecticut, Fairfield, Bridgeport; Bridgeport, CT

University of Michigan
Catalog #: 684608
Isaac Holden #s.n. 30 May 1893
Cladophora vagabunda (Linnaeus) Hoek
United States, Connecticut, Fairfield, Bridgeport

University of Michigan
Catalog #: 684615
Isaac Holden #s.n. 30 May 1893
Cladophora vagabunda (Linnaeus) Hoek
United States, Connecticut, Fairfield, Bridgeport

Michigan State University Algae
Catalog #: MSC0181934
Isaac Holden #s.n. 30 May 1893
Cladophora vagabunda (Linnaeus) Hoek
United States, Connecticut, Fairfield, Bridgeport

Miami University - Algae
Catalog #: 000186470
Isaac Holden #s.n. 30 May 1893
Cladophora expansa (Mertens) Kützing
United States, Connecticut, Fairfield, Bridgeport

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00204935
0ab9ba4b-fe05-4a51-9037-a6a111bd505f
Isaac Holden #s.n. 30 May 1893
Cladophora pulverulenta (Mertens) Phinney
United States, Connecticut, Fairfield, Bridgeport