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

University of North Carolina at Chapel Hill Herbarium; Max & Fran Hommersand Algae Herbarium: Algae
Catalog #: NCU-A-0030861
Collins, Frank Shipley #P.B.-A. 2041 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Sandys Parish, Algae of Bermuda Ely's Harbor

Brown University - Algae
Catalog #: ABRU00004837
F. S. Collins s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Ely's Harbor, Bermuda

Field Museum of Natural History
Catalog #: C0511581F
F. S. Collins #s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Sandys Parish, Ely's Harbour

University of Michigan
Catalog #: 658041
F.S. Collins #s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Ely's Harbor

University of Michigan
Catalog #: 658049
F.S. Collins #s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Ely's Harbor

Michigan State University Algae
Catalog #: MSC0183015
F.S. Collins #s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Ely's Harbor

Miami University - Algae
Catalog #: 000210075
F.S. Collins #s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Ely's Harbor

Yale University Herbarium
Catalog #: YU.095304
Frank Shipley Collins s.n. 05 August 1913
Herposiphonia secunda (C.Agardh) Ambronn
Bermuda, Ely's Harbor, Bermuda