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

Brown University - Algae
Catalog #: ABRU00002842
F. S. Collins s.n. 15 September 1892
Amphithrix janthina var. torulosa Bornet & Flahault
United States, Massachusetts, near Linden Station, Revere, MA

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00234487
7fa1454b-2d1f-43c2-83c8-301f92477a97
F. S. Collins #s.n. 15 September 1892
Homoeothrix janthina var. torulosa
United States, Massachusetts, in salt marsh near Linden station

Yale University Herbarium
Catalog #: YU.091343
Frank Shipley Collins s.n. 15 September 1892
Amphithrix janthina var. torulosa Bornet & Flahault
United States, Massachusetts, Revere; near Linden Station, Revere, MA

Michigan State University Algae
Catalog #: MSC0181162
M.H. Jones #s.n. 13 December 1934
Amphithrix janthina Bornet & Flahault
United States, Massachusetts, Suffolk, Near Linden Station, Revere

Miami University - Algae
Catalog #: 000186668
M.H. Jones #s.n. 13 December 1934
Amphithrix janthina var. torulosa Bornet & Flahault
United States, Massachusetts, Suffolk, Near Linden Station, Revere