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

Yale University Herbarium
Catalog #: YU.091693
Miss S. P. Monks s.n. 00 November 1898
Enteromorpha prolifera (O.F.Müller) J.Agardh
United States, California, Los Angeles, Los Angeles; Los Angeles, CA

Brown University - Algae
Catalog #: ABRU00003249
S. P. Monks s.n.
Enteromorpha prolifera (O.F.Müller) J.Agardh
United States, California, Los Angeles, CA

University of Michigan
Catalog #: 735014
S.P. Monks #s.n. 00 November 1896
Ulva prolifera O.F.Müller
United States, California, Los Angeles, Los Angeles

University of Michigan
Catalog #: 735017
S.P. Monks #s.n. 00 November 1896
Ulva prolifera O.F.Müller
United States, California, Los Angeles, Los Angeles

Michigan State University Algae
Catalog #: MSC0185193
S.P. Monks #s.n. 00 November 1898
Ulva prolifera O.F.Müller
United States, California, Los Angeles, Los Angeles

Miami University - Algae
Catalog #: 000187152
S.P. Monks #s.n. 00 November 1896
Enteromorpha prolifera (O.F.Müller) J.Agardh
United States, California, Los Angeles, Los Angeles