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

Brown University - Algae
Catalog #: ABRU00005209
F. S. Collins s.n. 16 August 1904
Ulva lactuca var. latissima (Linnaeus) A.P.De Candolle
United States, Massachusetts, Falmouth; Eel Pond, Woods Hole, MA

Field Museum of Natural History
Catalog #: C0526987F
F. S. Collins #s.n. 16 August 1904
Ulva lactuca var. latissima (Linnaeus) A.P.De Candolle
United States, Massachusetts, Barnstable, Woods Hole Eel Pond

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00212860
2a2a0d6f-49eb-4e7b-8578-011731a5498c
F. S. Collins #s.n. 16 August 1904
Ulva lactuca Linnaeus
United States, Massachusetts, Barnstable, Woods Hole Eel Pond

University of Michigan
Catalog #: 733676
F.S. Collins #s.n. 16 August 1904
Ulva fenestrata Postels & Ruprecht
United States, Massachusetts, Barnstable, Eel Pond, Woods Hole

University of Michigan
Catalog #: 733664
F.S. Collins #s.n. 16 August 1904
Ulva fenestrata Postels & Ruprecht
United States, Massachusetts, Barnstable, Eel Pond, Woods Hole

Michigan State University Algae
Catalog #: MSC0185135
F.S. Collins #s.n. 16 August 1904
Ulva lactuca var. latissima (Linnaeus) A.P.De Candolle
United States, Massachusetts, Barnstable, Eel Pond, Woods Hole

Miami University - Algae
Catalog #: 000210694
F.S. Collins #s.n. 16 August 1904
Ulva lactuca var. latissima (Linnaeus) A.P.De Candolle
United States, Massachusetts, Barnstable, Eel Pond, Woods Hole