Phycotheca Boreall-Americana,
Algae of Bermuda.

Collins, Holden and Setchell.
Collins, Green Algae of N. A., p. 413, 1909.

1919, *Caulerpa crassifolia* (Ag.) J. Ag.
*forma laxior* (Weber) Collins.

C. pinnata forma laxior Weber, Monogr. des Caulerpes, p. 291, 1888.

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

b. In shallow water, Harrington Sound, May 2, 1912.

F. S. COLLINS.