Phycotheca Boreali-Americana Collins, Holden & Setchell.

1722. Amphithrix janthina Bornet & Flahault.

Bornet & Flahault, Revision des Nost. Het., part 1, p. 344, 1886.

Forti, Syll. Myx., p. 601, 1907.

Tilden, Minn. Algae, Vol. I, p. 253, Pl. XVI, fig. 3, 1910.

On a cliff wet with dripping water, east of Oakland, California,
Feb. 26, 1906.

W. J. V. OSTERHOUT & N. L. GARDNER.

1723. Gonatozygon Brebissonii De Bary var. laeve
(Hilse) W. & G. S. West.

W. & G. S. West, Algaflora of Yorkshire, p. 39, 1901; British Des-
midiaceae, Vol. I, p. 32, Pl. I, figs. 12-14, 1904.

G. laeve Hilse in Rabenhorst, Algen, No. 1892.

Among Stigeoclonium stagnatile (Hazen) Collins, in a roadside
pool, Middlesex Fells, Massachusetts, March 15, 1909.

CHARLES BULLARD.