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 . hough I am re-sponsible for having originally given it a name. The specimensgathered by me in 1831,—from one of which, assisted by asketch made at the time from the fresh plant, the plate nowgiven has been prepared,—were collected in rock pools of saltwater into which the sea only flows at spring tides, situated atthe extremity of Spanish Point, Miltown Malbay. I haverepeat
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 . hough I am re-sponsible for having originally given it a name. The specimensgathered by me in 1831,—from one of which, assisted by asketch made at the time from the fresh plant, the plate nowgiven has been prepared,—were collected in rock pools of saltwater into which the sea only flows at spring tides, situated atthe extremity of Spanish Point, Miltown Malbay. I haverepeatedly sought for the plant on subsequent visits to the westcoast, but never successfully, nor have I received specimensfrom any correspondent. The only continental author who has VOL. III. s noticed this plant is Kiitzing, who describes what he regards asthe same from the shores of the Adriatic, but it would be satis-factory to have specimens from each locality compared togetherbefore deciding on their identity. Fig. 1. Tufts of Calothrix c^spitula, growing on a piece of rock:—the natu-ral size. 2. Portion of the tuft. 3. Part of the same, more separated:—bothmagnified. 4. Filaments :—more highly Ser. ChlorospeeMEjE. Finn. Oscillator iea. Plate LXII. LYNGBYA MAJUSCULA, Haw. Gen. Char. Filaments destitute of a mucous layer, free, flexible, elongated,decumbent, not oscillating. Tube continuous; endochronie green orpurple, densely annulated, and finally separating into lenticularsporidia. Lyngbya (A//.) in honour of Hans Christian Lyngbye,author of an excellent work on the Algae of Denmark. Lyngbya majuscula; tufts of large size; filaments very thick, issuing inlong, crisped bundles, from a blackish-green stratum, twisted, simpleor slightly pseudo-branched. Lyngbya majuscula, Ilarv. in Hook. Br. Ft. vol. ii. p. 370. Sarv. in Hib. part. 3. p. 238. Wyttbh, Alg. Vanm. no. 147. Harv. Man. p. 160. Lyngbya crispa, Ag. Syst. p. 74 {in part). Conferva majuscu
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Keywords: ., bookauthorharveywilliamhwilliam, bookcentury1800, bookdecade1840
