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

Brown University - Algae
Catalog #: ABRU00005022
F. S. Collins s.n. 08 September 1912
Onychonema serratum (Bailey) Stokes
United States, Massachusetts, Eastham, MA

University of Michigan
Catalog #: 736384
F.S. Collins #s.n. 08 September 1912
Onychonema serratum (Bailey) Stokes
United States, Massachusetts, Barnstable, Eastham

University of Michigan
Catalog #: 736387
F.S. Collins #s.n. 08 September 1912
Onychonema serratum (Bailey) Stokes
United States, Massachusetts, Barnstable, Eastham

Michigan State University Algae
Catalog #: MSC0183833
F.S. Collins #s.n. 08 September 1912
Onychonema serratum (Bailey) Stokes
United States, Massachusetts, Barnstable, Eastham

Miami University - Algae
Catalog #: 000210252
F.S. Collins #s.n.
Onychonema serratum (Bailey) Stokes
United States, Massachusetts, Barnstable, Eastham

Yale University Herbarium
Catalog #: YU.095494
Frank Shipley Collins s.n. 08 September 1912
Onychonema serratum (Bailey) Stokes
United States, Massachusetts, Barnstable, Eastham; Eastham, MA