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The English flora - SeaweedAfrica

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—<br />

Conferva.] ALG/E CONFERVOIDED. 055<br />

der neck, and then drop off. In autumn, many of the tufts assume<br />

a yellowish or ochry colour, the effect of age and long exposure to the<br />

sun, and in this state they constitute the C.fueicola of Agardh." Carm.<br />

25. C. fldccida, Dillvv. (flaccid rusty Conferva); tubercles<br />

small, filaments penicillate flaccid and tender, lower articula-<br />

tions half as long as broad, upper of equal length and breadth.<br />

Dilho. Conf. Syn. t. G. Lyngb. Hydfoph. Dan. t. 50 ? Ay. Sytt.<br />

A/c/.p. 102?<br />

On Fuci ;<br />

especially Cystoseira fibrosa.— Filaments half an inch long,<br />

dull olive-brown; tubercle of the same structure as in C.fucicola; from<br />

which species, except in the shorter and more flaccid filaments and<br />

short joints, the present does not differ; C. curia being intermediate in<br />

these respects.<br />

20. C. curia, Dilhv. (small parasitic Conferva) ; filaments<br />

minute rising from a tubercle rather rigid sub-penic illate. arti-<br />

culations about as long as broad Dilliv. Conf. t. 7G. Ay. Syst.<br />

Alg.p. 103.<br />

On Fuci. Filaments 1 — 3 lines long, rising from a small tubercle,<br />

formed of denser, branching filaments, brown, tapering towards the base,<br />

obtuse. Articulations about as long as broad, dissepiments contracted.<br />

27. C. scutulata, Sm. (target Conferva); " olive-brown, filaments<br />

branched at the base densely combined into a depressed<br />

peltate mass rooted in the centre, joints as broad as long."<br />

Sm.~E.Bot t.23\i.<br />

On Himanthalia torea:—on which it forms broad, wart-like tuber-<br />

cles.<br />

f. Filaments purple or pink, tufted.<br />

28. C. cdrnea, Dilhv. (pale-red Conferva); " filaments simple<br />

Blender short pale-red, articulations torulose 2— 3 times longer<br />

than broad, endochrome contracted into a solitary globule."<br />

Dillw. Conf. t. 84. Ay. Syst. Alg.p. 103.<br />

On Conferva*, in the river near Lough, or Glamorgan, near its confluence<br />

with the sea, Mr. /('. W. Young.<br />

29.<br />

('. n ramicola, Lyngb* (short-jointed rosy Conferva); filaments<br />

very Blender flaccid rosy, articulations equal in length and<br />

breadth, endochrome at length globular and escaping through<br />

the tube.— Lyngb* Hydroph* Dan. t. 48?<br />

In rocky pools, i>n various small Algce% at Appin, ( 'aj>t. CaruuckaeL—<br />

" Filaments very slightly tutted, or rather gregarious, about an inch long,<br />

\

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