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

Brown University
Catalog #: ABRU00002698
C. Messina s.n.
Centroceras clavulatum (C.Agardh) Montagne
United States, Florida, Key West, FL

Yale University Herbarium
Catalog #: YU.091228
C. Messina s.n.
Centroceras clavulatum (C.Agardh) Montagne
United States of America, Florida, Monroe, Key West; Key West

Michigan State University
Catalog #: MSC0181599
C. Messina #s.n.
Centroceras clavulatum (C.Agardh) Montagne
United States, Florida, Monroe, Key West

Miami University
Catalog #: 000186497
C. Messina #s.n.
Centroceras clavulatum (C.Agardh) Montagne
United States, Florida, Monroe, Key West

University of Michigan
Catalog #: 645534
Carrie Messina #s.n.
Centroceras clavulatum (C.Agardh) Montagne
United States, Florida, Monroe, Key West

University of Michigan
Catalog #: 645759
Carrie Messina #s.n.
Centroceras clavulatum (C.Agardh) Montagne
United States, Florida, Monroe, Key West