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

Brown University - Algae
Catalog #: ABRU00004965
F. S. Collins s.n. 14 December 1915
Enteromorpha flexuosa (Wulfen) J.Agardh
Bermuda, near old race course, Bermuda

Field Museum of Natural History
Catalog #: C0526793F
F. S. Collins #s.n. 14 December 1915
Enteromorpha flexuosa f. submarina Collins & Hervey
Bermuda, Near old race course

University of Michigan
Catalog #: 734036
F.S. Collins #s.n. 14 December 1915
Ulva flexuosa Wulfen
Bermuda, near old race course

University of Michigan
Catalog #: 734078
F.S. Collins #s.n. 14 December 1915
Ulva flexuosa f. submarina (F.S.Collins & Hervey) M.J.Wynne
Bermuda, near old race course

Michigan State University Algae
Catalog #: MSC0185156
F.S. Collins #s.n. 14 December 1915
Ulva flexuosa Wulfen
Bermuda, Near old race course

Miami University - Algae
Catalog #: 000210195
F.S. Collins #s.n.
Ulva flexuosa Wulfen
Bermuda, Near old race course

Yale University Herbarium
Catalog #: YU.095431
Frank Shipley Collins s.n. 14 December 1915
Enteromorpha flexuosa (Wulfen) J.Agardh
Bermuda, near old race course, Bermuda