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

Field Museum of Natural History
Catalog #: C0530262F
I. Holden #s.n. 04 July 1891
Cladophora refracta Kützing
United States, Connecticut, Fairfield, Bridgeport

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00204962
9e28ad94-40c2-40ab-9388-2f1d625e9783
Mrs. W. C. Simmons #b
Cladophora refracta K
United States, Rhode Island, Newport