A manual of the British marine Algae BHL3158034, 1849

A manual of the british marine algae. By william henry harvey. .;london, j. Van voorst, 1849. Text before this page: plate xxvi. — a. Rivularia, page 222. Fig. 1, r. Atra, on a stone; the natural size. 2, vertical section of a frond. 3, filament from the same; magnified. B. Schizothrix, page 223. Fig. 1, s. Cresswellii, on a stone; the natural size. 2, filaments from the same; magnified. 3, portion of a filament; very highly magnified. C. Calothrix, page 223. Fig. 1, c. Confervicola, growing on ceramium rubrum; the natural size. 2, filaments from the same; magnified. 3, small fragment of a filament; highly magnified. D. Microcoleus, page 227. Fig. 1, m. Anguiformis; the natural size. 2, a sheath; magnified. 3, filament from the same; highly magnified. E. Lyngbya, page 225. Fig. 1, l. Majuscula; the natural size. 2, portion of a filament; magnified. F. Oscillatoria, page 228. Fig. 1, stratum of o. Insignis, as it appears to the eye. 2, filament of the same species; highly magnified. 3, filament of o. Nigro-viridis; magnified. Date: 1849. Collection: Under the Sea: World Oceans Day.