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

Michigan State University Algae
Catalog #: MSC0183348
E. Snyder #s.n.
Lyngbya semiplena J.Agardh ex Gomont
United States, California, San Diego, Pacific Beach

Miami University - Algae
Catalog #: 000188037
E. Snyder #s.n.
Lyngbya semiplena J.Agardh ex Gomont
United States, California, San Diego, Pacific Beach

Brown University - Algae
Catalog #: ABRU00003755
Mrs. E. Snyder s.n.
Lyngbya semiplena J.Agardh ex Gomont
United States, California, Pacific Beach, CA

Yale University Herbarium
Catalog #: YU.092142
Mrs. E. Snyder s.n.
Lyngbya semiplena J.Agardh ex Gomont
United States, California, San Diego, San Diego; Pacific Beach, CA