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

Brown University - Algae
Catalog #: ABRU00003505
Mrs. W. C. Simmons s.n.
Chorda filum (Linnaeus) Stackhouse
United States, Rhode Island, Jamestown; Conanicut, RI

Yale University Herbarium
Catalog #: YU.091914
Mrs. W. C. Simmons s.n. 00 May 1899
Chorda filum (Linnaeus) Stackhouse
United States, Rhode Island, Newport, Jamestown; Conanicut, RI

University of Michigan
Catalog #: 613297
Mrs. W.C. Simmons #s.n. 00 May 1899
Chorda filum (Linnaeus) Stackhouse, 1797
United States, Rhode Island, Conanicut

Miami University - Algae
Catalog #: 000187464
Mrs. W.C. Simmons #s.n. 00 May 1899
Chorda filum (Linnaeus) Stackhouse
United States, Rhode Island, Conanicut

Michigan State University Algae
Catalog #: MSC0181843
W.C. Simmons #s.n. 00 May 1899
Chorda filum (Linnaeus) Stackhouse
United States, Rhode Island, Newport, Conanicut