Phycologia britannica, or, A History of British sea-weeds, containing coloured figures, generic and specific characters, synonymes, and descriptions of all the species of algae inhabiting the shores of the British Islands . Scr. CiilorospermEjE. Fam. Confervece. Plate LIV. A. CONFERVA TORTUOSA, DiUw. Gen. Char. Filaments green, jointed, unattached, forming stratified bundles,unbranched. Fruit aggregated granules or zoospores, contained inthe joints, having at some period, a proper ciliary motion. Converva(Plin.)—from conferruminare, to consolidate; because some of thespecies were used by the a


Phycologia britannica, or, A History of British sea-weeds, containing coloured figures, generic and specific characters, synonymes, and descriptions of all the species of algae inhabiting the shores of the British Islands . Scr. CiilorospermEjE. Fam. Confervece. Plate LIV. A. CONFERVA TORTUOSA, DiUw. Gen. Char. Filaments green, jointed, unattached, forming stratified bundles,unbranched. Fruit aggregated granules or zoospores, contained inthe joints, having at some period, a proper ciliary motion. Converva(Plin.)—from conferruminare, to consolidate; because some of thespecies were used by the ancients in cases of fractured bones. Converva tortuosa; filaments rigid, slender, much curled and twisted,forming broad closely interwoven strata; articulations twice or thriceas long as tortuosa, LHllw. Conf. t. 46. E. Bot. t. 2220. Lyngb. Hyd. 145. t. 49. Grev. Fl. Edin. p. 315. Ag. Syst. p. 98. Harv. in FL vol. ii. p. 352. Ilarv. in Mack. Fl. Rib. part 3. p. 225. p. 129. (excl. var. $.) J. Ag. Alg. Medit. p. 12. , Hab. On submarine rocks, at half-tide level; also in salt pools by the edgeof the sea. Salt pools by the Yare, and on marine rocks at Swansea,Mr. Dillwyn. Frit


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Keywords: ., bookauthorharveywilliamhwilliam, bookcentury1800, bookdecade1840