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

Brown University - Algae
Catalog #: ABRU00002932
C. Messina s.n.
Polysiphonia ferulacea Suhr ex J.Agardh
United States, Florida, Key West, FL

Yale University Herbarium
Catalog #: YU.091422
C. Messina s.n.
Polysiphonia ferulacea Suhr ex J.Agardh
United States, Florida, Monroe, Key West; Key West

Michigan State University Algae
Catalog #: MSC0184265
C. Messina #s.n.
Polysiphonia ferulacea Suhr ex J.Agardh
United States, Florida, Monroe, Key West

Miami University - Algae
Catalog #: 000186751
C. Messina #s.n.
Polysiphonia ferulacea Suhr ex J.Agardh
United States, Florida, Monroe, Key West