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

Brown University - Algae
Catalog #: ABRU00003102
Mrs. W. C. Simmons s.n. 20 May 1898
Chorda tomentosa Lyngbye
United States, Rhode Island, Jamestown; Conanicut Island, RI

Yale University Herbarium
Catalog #: YU.091565
Mrs. W. C. Simmons s.n. 20 May 1898
Chorda tomentosa Lyngbye
United States, Rhode Island, Newport, Jamestown; Conanicut Island, RI

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00222884
1bd7d39b-b1b4-4a0a-bb36-5fb611c59575
Mrs. W. C. Simmons #s.n. 20 May 1898
Chorda tomentosa Lyngbye
United States, Rhode Island, Newport, Conanicut Island

University of Michigan
Catalog #: 613357
Mrs. W.C. Simmons #s.n. 20 May 1898
Halosiphon tomentosus (Lyngbye) Jaasund
United States, Rhode Island, Newport, Conanicut Island

University of Michigan
Catalog #: 613358
Mrs. W.C. Simmons #s.n. 20 May 1898
Halosiphon tomentosus (Lyngbye) Jaasund
United States, Rhode Island, Newport, Conanicut Island

Michigan State University Algae
Catalog #: MSC0182961
W.C. Simmons #s.n. 20 May 1898
Halosiphon tomentosus (Lyngbye) Jaasund
United States, Rhode Island, Newport, Conanicut Island

Miami University - Algae
Catalog #: 000186890
W.C. Simmons #s.n. 20 May 1898
Chorda tomentosa Lyngbye
United States, Rhode Island, Newport, Conanicut Island