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

University Herbarium, University of California, Berkeley
Catalog #: UC1822383
F. S. Collins #s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Litchfield, Twin Lakes, Salisbury

Brown University - Algae
Catalog #: ABRU00002668
I. Holden s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Twin Lakes, Salisbury, CT

Yale University Herbarium
Catalog #: YU.091200
Isaac Holden s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Twin Lakes, Salisbury, CT

University of Michigan
Catalog #: 684724
Isaac Holden #s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Litchfield, Twin Lakes, Salisbury

University of Michigan
Catalog #: 684731
Isaac Holden #s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Litchfield, Twin Lakes, Salisbury

Michigan State University Algae
Catalog #: MSC0181954
Isaac Holden #s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Litchfield, Twin Lakes, Salisbury

Miami University - Algae
Catalog #: 000186469
Isaac Holden #s.n. 16 October 1892
Cladophora fracta (O.F.Müller ex Vahl) Kützing
United States, Connecticut, Litchfield, Twin Lakes, Salisbury