Phytocepha Boreali-Americana.

Collins, Holden and Setobeli.

1144, *Polysiphonia violacea var. flexicaulis* Harv.

Harvey, Nereis Bor-Am. part 3, p. 44, 1853.

Farlow, N. E. Marine Algae, p. 173, 1881.

On stipes of Laminaria longiridis, South Harpswell, Maine,
July, 1903.

F S COLLINS

a. With cystocarps.

b. With anthideria.

Yale University Herbarium

YU.092227

Yale University Herbarium

YU.106607