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

Brown University - Algae
Catalog #: ABRU00004949
R. Thaxter s.n.
Dumontia filiformis (Hornemann) Greville
United States, Maine, York, Kittery; Kittery, ME

University of Michigan
Catalog #: 651951
Roland Thaxter #s.n. 00 May 1914
Dumontia contorta (S.G.Gmelin) Ruprecht
United States, Maine, York, Kittery

Field Museum of Natural History
Catalog #: C0513844F
Roland Thaxter #s.n. 00 May 1914
Dumontia filiformis (Hornemann) Greville
United States, Maine, Kittery

Michigan State University Algae
Catalog #: MSC0182516
Roland Thaxter #s.n. 00 May 1914
Dumontia contorta (S.G.Gmelin) Ruprecht
United States, Maine, York, Kittery

Miami University - Algae
Catalog #: 000210183
Roland Thaxter #s.n. 00 May 1914
Dumontia contorta (S.G.Gmelin) Ruprecht
United States, Maine, York, Kittery

Yale University Herbarium
Catalog #: YU.095419
Ronald Thaxter s.n.
Dumontia filiformis (Hornemann) Greville
United States, Maine, York, Kittery; Kittery, ME