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

Brown University - Algae
Catalog #: ABRU00003787
Mrs. W. C. Simmons s.n.
Laminaria agardhii Kjellman
United States, Rhode Island, Newport; Newport Harbor, RI

Yale University Herbarium
Catalog #: YU.092167
Mrs. W. C. Simmons s.n. 00 April 1899
Laminaria agardhii Kjellman
United States, Rhode Island, Newport, Newport; Newport Harbor, RI

University of Michigan
Catalog #: 612384
Mrs. W.C. Simmons #s.n. 00 April 1899
Saccharina latissima (Linnaeus) C.E.Lane, C.Mayes, Druehl & G.W.Saunders
United States, Rhode Island, Newport, Newport Harbor

University of Michigan
Catalog #: 612385
Mrs. W.C. Simmons #s.n. 00 April 1899
Saccharina latissima (Linnaeus) C.E.Lane, C.Mayes, Druehl & G.W.Saunders
United States, Rhode Island, Newport, Newport Harbor

Field Museum of Natural History
Catalog #: C0520771F
Mrs. W.C. Simmons #s.n. 00 April 1899
Laminaria agardhii Kjellman
United States, Rhode Island, Newport, Newport Harbor

Michigan State University Algae
Catalog #: MSC0184525
Mrs. W.C. Simmons #s.n. 00 April 1899
Saccharina latissima (Linnaeus) C.E.Lane, C.Mayes, Druehl & G.W.Saunders
United States, Rhode Island, Newport, Newport Harbor

Miami University - Algae
Catalog #: 000188069
Mrs. W.C. Simmons #s.n. 00 April 1899
Laminaria agardhii Kjellman
United States, Rhode Island, Newport, Newport Harbor