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

Brown University - Algae
Catalog #: ABRU00004538
F. S. Collins s.n. 12 October 1911
Ophiocytium capitatum Wolle
United States, Massachusetts, Stoneham, MA

University of Michigan
Catalog #: 736936
F.S. Collins #s.n. 12 October 1911
Ophiocytium capitatum Wolle
United States, Massachusetts, Middlesex, Stoneham

University of Michigan
Catalog #: 736937
F.S. Collins #s.n. 12 October 1911
Ophiocytium capitatum Wolle
United States, Massachusetts, Middlesex, Stoneham

Michigan State University Algae
Catalog #: MSC0183842
F.S. Collins #s.n. 12 October 1911
Ophiocytium capitatum Wolle
United States, Massachusetts, Middlesex, Stoneham

Miami University - Algae
Catalog #: 000189141
F.S. Collins #s.n.
Ophiocytium capitatum Wolle
United States, Massachusetts, Middlesex, Stoneham

Yale University Herbarium
Catalog #: YU.095009
Frank Shipley Collins s.n. 12 October 1911
Ophiocytium capitatum Wolle
United States, Massachusetts, Stoneham, MA