Phycotheca Boreali-Americana.

Collins, Holden and Setchell.

1088. Chantransia secundata (Lyng.) Thuret,

Thuret in Le Jolis, Algues Marines de Cherbourg, p. 106, 1863.

On Porphyra laciniata, Inner Mark Island, Casco Bay,
Maine, July 8, 1903.

F. S. COLLINS.

Two species have been confused under this name; the one
distributed as No. 236, P. B.-A., should bear the name of C.
Alariae Jónsson.

F. S. C.

Yale University Herbarium

YU.092171