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

Brown University - Algae
Catalog #: ABRU00003548
N. L. Gardner s.n. 01 January 1901
Cladophora insignis (C.Agardh) Kützing
United States, California, University of California, Berkeley, CA

Field Museum of Natural History
Catalog #: C0530017F
N. L. Gardner #s.n. 01 January 1901
Cladophora glomerata (Linnaeus) Kützing
United States, California, Alameda, University of California, Berkeley

University of Michigan
Catalog #: 684130
N.L. Gardner #s.n. 01 January 1901
Cladophora insignis (C.Agardh) Kützing
United States, California, Alameda, In tank in greenhouse, University of California, Berkeley

University of Michigan
Catalog #: 684131
N.L. Gardner #s.n. 01 January 1901
Cladophora insignis (C.Agardh) Kützing
United States, California, Alameda, In tank in greenhouse, University of California, Berkeley

Michigan State University Algae
Catalog #: MSC0182001
N.L. Gardner #s.n. 01 January 1901
Cladophora rivularis (Linnaeus) Hoek
United States, California, Alameda, In tank in greenhouse, University of California, Berkeley

Miami University - Algae
Catalog #: 000187504
N.L. Gardner #s.n. 01 January 1901
Cladophora insignis (C.Agardh) Kützing
United States, California, Alameda, In tank in greenhouse, University of California, Berkeley

Yale University Herbarium
Catalog #: YU.091951
Nathaniel Lyon Gardner s.n. 01 January 1901
Cladophora insignis (C.Agardh) Kützing
United States, California, University of California, Berkeley, CA