Phycotheca Borsali-Americana. Collins, Holden, and Setchell.

220. Monostroma crepidinum Farlow.

Farlow., N. E. Marine Alge., p. 42, 1881.

Farl., And. & Eaton, Alg. Exsicc. Am.-Bor., No. 174, 1881.

De Toni, Sylloge Algarum, Vol. I, p. 103, 1889.

On stones in a small stream of fresh water just above high water mark, head of Vineyard Haven, Martha's Vineyard, Mass., Aug. 14, 1892.

W. A. SETCHELL.

Yale University Herbarium

YU.091300