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

Brown University - Algae
Catalog #: ABRU00002836
B. D. Halstead s.n.
Hassallia byssoidea Hassall ex Bornet & Flahault
United States, New Jersey, New Brunswick, NJ

Yale University Herbarium
Catalog #: YU.091338
B. D. Halstead s.n. 00 September 1896
Hassallia byssoidea Hassall ex Bornet & Flahault
United States, New Jersey, New Brunswick; New Brunswick, NJ

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00234477
ce01d7cb-aa5c-4d68-8a7f-8b28c2801193
B. D. Halstead #s.n. 00 September 1896
Hassallia Berkeley ex Bornet & Flahault, 1886
United States, New Jersey, in a greenhouse

Michigan State University Algae
Catalog #: MSC0182998
B.D. Halstead #s.n. 00 September 1896
Hassallia byssoidea Hassall ex Bornet & Flahault
United States, New Jersey, Middlesex, New Brunswick

Miami University - Algae
Catalog #: 000186663
B.D. Halstead #s.n. 00 September 1896
Hassallia byssoidea Hassall ex Bornet & Flahault
United States, New Jersey, Middlesex, New Brunswick