Phycotheca Boreali-Americana.

Collins, Eoben and Setobell

1085. Fucus vesiculosus var. laterifructus Grev.
Greville, Scottish Crypt. Flora, Vol. VI, PL CCCXIX, 1829.
Parlow, N. E. Marine Algae, p. 100, 1881.

In floral zone, Marblehead, Massachusetts, June 1, 1901.

a. With oospores.

b. With antleridia.

F. S. COLLINS

Yale University Herbarium

YU.092168

Yale University Herbarium

YU.106601