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

Field Museum of Natural History
Catalog #: C0512667F
B. M. Davis #s.n. 00 August 1904
Polysiphonia fibrillosa (Dillwyn) Sprengel
United States, Massachusetts, Barnstable, Butler's Point, Wood's Hole

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00220956
9d5efbcb-fbe7-4634-9804-aa735bf38537
B. M. Davis; Miss L. J. Macrae #s.n. 00 August 1904
Polysiphonia fibrillosa (Dillwyn) Sprengel
United States, Massachusetts, at low water mark, Butler's Point, Wood's Hole

University of Michigan
Catalog #: 667930
Bradley Moore Davis #s.n. 00 August 1904
Polysiphonia fibrillosa (Dillwyn) Sprengel
United States, Massachusetts, Plymouth, Butler's Point, Woods Hole

University of Michigan
Catalog #: 667960
Bradley Moore Davis #s.n. 00 August 1904
Polysiphonia fibrillosa (Dillwyn) Sprengel
United States, Massachusetts, Plymouth, Butler's Point, Woods Hole

Michigan State University Algae
Catalog #: MSC0184267
Bradley Moore Davis #s.n. 00 August 1904
Polysiphonia fibrillosa (Dillwyn) Sprengel
United States, Massachusetts, Barnstable, Butler's Point, Woods Hole

Miami University - Algae
Catalog #: 000188240
Bradley Moore Davis #s.n. 00 August 1904
Polysiphonia fibrillosa (Dillwyn) Sprengel
United States, Massachusetts, Barnstable, Butler's Point, Woods Hole