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

Brown University - Algae
Catalog #: ABRU00003073
I. Holden s.n. 30 April 1893
Enteromorpha crinita Nees
United States, Connecticut, Fresh Pond, Stratford, CT

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00212672
99d05902-f1fd-4df1-a4e6-0984a1e922b6
I. Holden #460 30 April 1893
Ulva crinita Nees
United States, Connecticut, Stratford, Fresh Pond

Field Museum of Natural History
Catalog #: C0519566F
I. Holden #s.n. 30 April 1893
Enteromorpha crinita Nees
United States, Connecticut, Fairfield, "Fresh Pond", Stratford

Miami University - Algae
Catalog #: 000186399
I. Holden #s.n. 30 April 1893
Enteromorpha crinata
United States, Connecticut, Fairfield, Fresh Pond, Stratford

Yale University Herbarium
Catalog #: YU.091542
Isaac Holden s.n. 30 April 1893
Enteromorpha crinita Nees
United States, Connecticut, Fairfield, Stratford; Fresh Pond, Stratford, CT

University of Michigan
Catalog #: 727876
Isaac Holden #s.n. 30 April 1893
Enteromorpha crinita Nees
United States, Connecticut, Fairfield, Fresh Pond, Stratford

University of Michigan
Catalog #: 727877
Isaac Holden #s.n. 30 April 1893
Enteromorpha crinita Nees
United States, Connecticut, Fairfield, Fresh Pond, Stratford

Michigan State University Algae
Catalog #: MSC0185146
Isaac Holden #s.n. 30 April 1893
Ulva clathrata (Roth) C.Agardh
United States, Connecticut, Fairfield, Fresh Pond, Stratford