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

Brown University - Algae
Catalog #: ABRU00003267
I. Holden s.n. 25 July 1891
Rhizoclonium lacustre Kützing
United States, Connecticut, Pequonnock River, Bridgeport, CT

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00205878
79b3e057-6d90-41e9-a79b-276f617df791
I. Holden s.n. 25 July 1891
Rhizoclonium lacustre K
United States, Connecticut, Pequonnock River, Bridgeport, CT

Field Museum of Natural History
Catalog #: C0172671F
I. Holden #s.n. 25 July 1891
Rhizoclonium lacustre Kützing
United States, Connecticut, Fairfield, Pequonnock River, Bridgeport

Miami University - Algae
Catalog #: 000187167
I. Holden #s.n. 25 July 1891
Rhizoclonium lacustre Kützing
United States, Connecticut, Fairfield, Pequinnock River, Bridgeport

Yale University Herbarium
Catalog #: YU.091707
Isaac Holden s.n. 25 July 1891
Rhizoclonium lacustre Kützing
United States, Connecticut, Bridgeport; Pequonnock River, Bridgeport, CT

University of Michigan
Catalog #: 731624
Isaac Holden #s.n. 25 July 1891
Rhizoclonium lacustre Kützing
United States, Connecticut, Fairfield, Pequinnock River, Bridgeport

University of Michigan
Catalog #: 731698
Isaac Holden #s.n. 25 July 1891
Rhizoclonium hieroglyphicum (C.Agardh) Kützing
United States, Connecticut, Fairfield, Pequinnock River, Bridgeport

Michigan State University Algae
Catalog #: MSC0181672
Isaac Holden #s.n. 25 July 1891
Chaetomorpha ligustica (Kützing) Kützing
United States, Connecticut, Fairfield, Pequinnock River, Bridgeport