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

Michigan State University Algae
Catalog #: MSC0184574
C.E. Pease #s.n. 18 June 1900
Sargassum natans (Linnaeus) Gaillon
Canada, Quebec, Nord-du-Québec, Latitude 55.58 N, longitude 73.39 W

Miami University - Algae
Catalog #: 000187467
C.E. Pease #s.n. 18 June 1900
Sargassum bacciferum (Turner) C.Agardh
Canada, Quebec, Nord-du-Québec, In floating masses, Stmr. Admiral Sampson

Yale University Herbarium
Catalog #: YU.091916
Cora E. Pease s.n. 18 June 1900
Sargassum bacciferum (Turner) C.Agardh
, lat. 55.58 N., long. 73.39 W., Stmr. Admiral Sampson

University of Michigan
Catalog #: 610224
Cora E. Pease #s.n. 18 June 1900
Sargassum bacciferum (Turner) C.Agardh
Canada, Quebec, Nord-du-Québec, In floating masses, Stmr. Admiral Sampson

Brown University - Algae
Catalog #: ABRU00003509
Mrs. C. E. Pease s.n. 18 June 1900
Sargassum bacciferum (Turner) C.Agardh
, lat 55.58 N Long 73.39 W, Stmr. Admiral Sampson

Field Museum of Natural History
Catalog #: C0522392F
Mrs. C. E. Pease #s.n. 18 June 1900
Sargassum bacciferum (Turner) C.Agardh
, in floating masses, Stmr. Admiral Sampson

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00231033
997ea071-d523-4173-875f-25c3a3aeb6e3
Mrs. C. E. Pease; Ms. E. Butler #s.n. 18 June 1900
Sargassum bacciferum f. angustum F.S.Collins, 1901

University of Michigan
Catalog #: 629293
Mrs. C.E. Pease #s.n. 18 June 1900
Sargassum natans (Linnaeus) Gaillon
Canada, Quebec, Nord-du-Québec, Latitude 55.58 N, longitude 73.39 W