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

Brown University - Algae
Catalog #: ABRU00002546
I. Holden s.n. 03 June 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Mill River, Fairfield, CT

Miami University - Algae
Catalog #: 000186418
I. Holden #s.n. 03 July 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Fairfield, Mill River, Fairfield

Yale University Herbarium
Catalog #: YU.091097
Isaac Holden s.n. 03 June 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Fairfield, Fairfield; Mill River, Fairfield, CT

University Herbarium, University of California, Berkeley
Catalog #: UC1856563
Isaac Holden #19 03 January 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Fairfield, Mill River

University of Michigan
Catalog #: 733035
Isaac Holden #s.n. 03 July 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Fairfield, Mill River, Fairfield

University of Michigan
Catalog #: 733041
Isaac Holden #s.n. 03 July 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Fairfield, Mill River, Fairfield

Michigan State University Algae
Catalog #: MSC0185114
Isaac Holden #s.n. 03 July 1894
Ulothrix zonata (Weber & Mohr) Kützing
United States, Connecticut, Fairfield, Mill River, Fairfield