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

Brown University - Algae
Catalog #: ABRU00003256
W. A. Setchell s.n. 03 August 1895
Ulothrix subtilis Kützing
United States, Massachusetts, western Weweeder Pond, Nantucket, MA

University Herbarium, University of California, Berkeley
Catalog #: UC98443
W. A. Setchell #s.n. 03 August 1895
Ulothrix subtilis Kützing
United States, Massachusetts, Nantucket, Weweeder Pond, Nantucket

University of Michigan
Catalog #: 732987
W.A. Setchell #s.n. 03 August 1895
Ulothrix subtilis Kützing
United States, Massachusetts, Nantucket, Western Weweeder Pond, Nantucket

University of Michigan
Catalog #: 732996
W.A. Setchell #s.n. 03 August 1895
Ulothrix subtilis Kützing
United States, Massachusetts, Nantucket, Western Weweeder Pond, Nantucket

Michigan State University Algae
Catalog #: MSC0183156
W.A. Setchell #s.n. 03 August 1895
Klebsormidium subtile (Kützing) Tracanna ex Tell
United States, Massachusetts, Nantucket, Western Weweeder Pond, Nantucket

Miami University - Algae
Catalog #: 000187157
W.A. Setchell #s.n. 28 August 1895
Ulothrix subtilis Kützing
United States, Massachusetts, Nantucket, Western Weweeder Pond, Nantucket

Yale University Herbarium
Catalog #: YU.106539
William Albert Setchell s.n. 03 August 1895
Ulothrix subtilis Kützing
United States, Massachusetts, western Weweeder Pond, Nantucket, MA