Yale University Herbarium

YU.091400

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

318. Derbesia vaucheriæformis (Harv.) J. Ag.

J. G. Agardh, Till Alg. Syst., part 5, p. 34, 1886.

Chlorodesmis? vaucheriæformis Harv., Nereis Bor.-Am., part 3,
p. 40, Pl. XL D, 1858.

Derbesia tenuissima Farlow, N. E. Marine, Algae, p. 60, Pl. IV,
fig. 4, 1881.

On old wharf logs, about one meter below water mark, Edgar-
town, Mass., Dec., 1895.

M. W. JERNEGAN.