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

Brown University - Algae
Catalog #: ABRU00003643
F. S. Collins s.n. 12 October 1901
Xenococcus kerneri Hansgirg
United States, Massachusetts, Cohasset, MA

Michigan State University Algae
Catalog #: MSC0185295
F.S. Collins #s.n. 12 October 1901
Xenotholos kerneri (Hansgirg) M.Gold-Morgan, G.Montejano & J.Komárek
United States, Massachusetts, Norfolk, Cohasset

Miami University - Algae
Catalog #: 000187923
F.S. Collins #s.n. 12 October 1901
Xenococcus kerneri Hansgirg
United States, Massachusetts, Norfolk, Cohasset

Yale University Herbarium
Catalog #: YU.092035
Frank Shipley Collins s.n. 12 October 1901
Xenococcus kerneri Hansgirg
United States, Massachusetts, Cohasset; Cohasset, MA