Sphacelaria (Lyngb.) J. Ag.

*Sphacelaria furcigera Kuetz. (1855), p. 27; V. W. L. (1946), VIII, No. 179.

Small, bristly tufts on Cladostephus verticillatus, C. australis, Halopteris hordacea, Pterocladia capillacea (rare). Fairly common locally from March to July.

Loc. Distr.: Pihama (V. W. L.); Stewart Is. (Mrs. Willa).

Geogr. distr.: Pacific and Indian Oceans, Atlantic, Britain and European Seas, Tierra del Fuego, Falklands, Australia, N.Z.

Sphacelaria implicata Sauv. (1900–14), p. 121; V. W. L. (1946), IX, No. 205.

Forming small, bristly tufts on Blossevillea scalaris, B. torulosa, and B. retroflexa. From December to May.

Loc. distr.: Pihama, Kaikoura (V. W. L.); Stewart Is. (Mrs. Willa); Banks Pen. (Raoul, 1843). Moderately common locally.

Geogr. distr.: Australia, N.Z.

Type loc.: Banks Pen.

Sphacelaria pulvinata H. et H. (1855), p. 221; V. W. L. (1942), VI, No. 131.

Forming dense, low, putty-like cushions on Carpophyllum maschalocarpum, rich-brown when fresh, fawn when dry.

Loc. distr.: East Coast? (Colenso); Mangonui, Doubtless Bay, Pihama, Waitara (V. W. L.). Spasmodically throughout the year. Endemic.

Type loc.: East Coast

*Sphacelaria tribuloides Menegh.; Sauv. (1900–14), p. 123; V. W. L. (1946), VII, No. 156.

On rock at low-water or on drifting wood in dense, bristly mats. More or less all the year round in a few situations.