Phycotheca Boreally-Americans.

Collins, Holden and Setchell.
Algae of Bermuda.

1914, *Udotea flabellum* (Ell. & Sol.) Howe.

Howe, Bull. Torrey Bot. Club, Vol. XXXI, p. 94, 1904.

Collins, Green Algae of N. A., p. 395, 1909.

U. flabellata Harvey, Nereis Bor-Am, part 3, p. 26, 1858.

Farlow, Proc. Amer. Acad., Vol. X, p. 377, 1875; Report of

U. S. Fish Commission for 1875, p. 711, 1876.

De Toni, Syll. Alg., Vol. I, p. 510, 1889.

Corallina flabellum Ellis and Solander, Nat. Hist. Zoophytes, p. 124, Pl. XXIV, 1786.

a. In tidal creek, Hungry Bay, April 23, 1912.

F. S. COLLINS.

b. In shallow water, Castle Harbor, near Walsingham House, March 1, 1913.

c. Washed ashore, Shelly Bay, March 4, 1913.

A. B. HERVEY.

The same species, from Florida, was distributed as P.

B.-A., No. 272.