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

Brown University - Algae
Catalog #: ABRU00004747
F. S. Collins s.n. 15 September 1912
Penium truncatum Brébisson ex Ralfs
United States, Massachusetts, Eastham, MA

University of Michigan
Catalog #: 736423
F.S. Collins #s.n. 15 September 1912
Penium truncatum Brébisson ex Ralfs
United States, Massachusetts, Barnstable, Eastham

University of Michigan
Catalog #: 736424
F.S. Collins #s.n. 15 September 1912
Penium truncatum Brébisson ex Ralfs
United States, Massachusetts, Barnstable, Eastham

Michigan State University Algae
Catalog #: MSC0181069
F.S. Collins #s.n. 15 September 1912
Actinotaenium truncatum (Brébisson ex Ralfs) Teiling ex Ruzicka & Pouzar
United States, Massachusetts, Barnstable, Eastham

Miami University - Algae
Catalog #: 000196593
F.S. Collins #s.n.
Actinotaenium truncatum (Brébisson ex Ralfs) Teiling ex Ruzicka & Pouzar
United States, Massachusetts, Barnstable, Eastham

Yale University Herbarium
Catalog #: YU.095215
Frank Shipley Collins s.n. 15 September 1912
Penium truncatum Brébisson ex Ralfs
United States, Massachusetts, Barnstable, Eastham; Eastham, MA