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 . Ser. ChlorospermejE. Fam. Ulvacea. Plate CCXLIII. ULVA LACTUCA, Linn. Gen. (mar. Frond membranaceous, green, expanded, plane, (in somecases saccate when young,) composed of irregular cellules. Fructi-fication; granules, often arranged in fours, scattered over the wholefrond. Ulva (L.),—supposed to be from Ul, water in Celtic. Ulva lactuca; frond at first obo
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 . Ser. ChlorospermejE. Fam. Ulvacea. Plate CCXLIII. ULVA LACTUCA, Linn. Gen. (mar. Frond membranaceous, green, expanded, plane, (in somecases saccate when young,) composed of irregular cellules. Fructi-fication; granules, often arranged in fours, scattered over the wholefrond. Ulva (L.),—supposed to be from Ul, water in Celtic. Ulva lactuca; frond at first obovate, saccate, inflated, at length cleftdown to the base ; the segments plane, unequal, herniated, semi-transparent. Grev. Ulva lactuca, Linn. Sp. PL p. 1632. Light/. Ft. Scot. p. 970. in part. Alg. vol. i. p. 409. Ag. Syst. p. 189. Lyngb. 11yd. Ban. p. 30. in Orypt. Scot. t. 313. Grev. Alg. Brit. p. 172. Hook. Br. Ft. vol. 311. Harv. Man. p. 170. Hab. On rocks, stones, shells, and the smaller algfe between tide-marks. Annual. May and June. Generally distributed round the British coasts, but less common than U. latissima. Geogr. Distr. Shores of Europe. Descr. Fronds tufted, from two to six
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Keywords: ., bookauthorharveywilliamhwilliam, bookcentury1800, bookdecade1840
