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

Brown University - Algae
Catalog #: ABRU00004845
F. S. Collins s.n. 02 September 1913
Antithamnion cruciatum var. radicans (J.Agardh) F.S.Collins
Bermuda, North Shore, Bermuda

Field Museum of Natural History
Catalog #: C0511478F
F. S. Collins #s.n. 02 September 1913
Antithamnion cruciatum var. radicans (J.Agardh) F.S.Collins
Bermuda, North Shore

University of Michigan
Catalog #: 641972
F.S. Collins #s.n. 02 September 1913
Antithamnion cruciatum (C.Agardh) Nägeli
Bermuda, [No precise loc]

Michigan State University Algae
Catalog #: MSC0181226
F.S. Collins #s.n. 02 September 1913
Antithamnion cruciatum (C.Agardh) Nägeli
Bermuda, North Shore

Miami University - Algae
Catalog #: 000210081
F.S. Collins #s.n. 02 September 1913
Antithamnion cruciatum (C.Agardh) Nägeli
Bermuda, North Shore

Yale University Herbarium
Catalog #: YU.095312
Frank Shipley Collins s.n. 02 September 1913
Antithamnion cruciatum var. radicans (J.Agardh) F.S.Collins
Bermuda, North Shore, Bermuda