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

Brown University - Algae
Catalog #: ABRU00004566
N. L. Gardner s.n.
Ectocarpus hemisphaericus f. minor Saunders
United States, California, San Pedro, CA

Field Museum of Natural History
Catalog #: C0519352F
N. L. Gardner #s.n. 00 October 1908
Ectocarpus hemisphaericus f. minor Saunders
United States, California, Los Angeles, San Pedro

University of Michigan
Catalog #: 634897
N.L. Gardner #s.n. 00 October 1908
Ectocarpus hemisphaericus f. minor Saunders
United States, California, Los Angeles, San Pedro

University of Michigan
Catalog #: 634899
N.L. Gardner #s.n. 00 October 1908
Ectocarpus hemisphaericus f. minor Saunders
United States, California, Los Angeles, San Pedro

Michigan State University Algae
Catalog #: MSC0182651
N.L. Gardner #s.n. 00 October 1908
Feldmannia hemisphaerica (De A.Saunders) Hollenberg
United States, California, Los Angeles, San Pedro

Miami University - Algae
Catalog #: 000189169
N.L. Gardner #s.n. 00 October 1908
Feldmannia hemisphaerica (De A.Saunders) Hollenberg
United States, California, Los Angeles, San Pedro

Yale University Herbarium
Catalog #: YU.095037
Nathaniel Lyon Gardner s.n.
Ectocarpus hemisphaericus f. minor Saunders
United States, California, San Pedro, CA