The English flora - SeaweedAfrica

—
Lemania.] algje INARTICULATE. 321
9. V. ccespitosa, Ag. (tufted Vaucheria); filaments csespitose,
branches secund fructiferous at the apex, vesicles sessile globose,
intermediate horn-shaped process straight or curved.
Carm.—Lyngb. Hydroph. Dan.]). $\.t. 23. Hook. Scot. P. II.
p. 92. Ag. Sp. Alg. v. 1. ;;. 4G8. Grev. Alg. Brit. p. 194.—
Ectosperma caspitosa, Vauch. Conf. p. 26. t. 2.
f.
4.— Conferva
a inphibid, Dillw. Coif. t. 41.
On damp earth. 0. Spring— Autumn.— "This occurs in a thin,
green stratum, spreading over the earth ami inseparable from it. Filaments
short, flexuose, dichotomously branched ; ramuli on one side, suberect,
bearing two sessile globular vesicles, with a short, straight or often
curved intermediate process." Carm. A1SS.
54.? Botrydium. Wallr. Botrydium.
Plant a spluerical vesicular receptacle, filled with a watery
fluid, dehiscent at the apex, terminating below in a radicating
tuft of fibres. Grev. Alg. Brit. p. 195. t. 19.—Name; fiords, a
bunch cf grapes, which a cluster of the plants somewhat resembles.
1. B. granulosum, Grev. (grain-like Botrydium),— Grev. Alg.
Hi it.]>. 196. £. 19. B. argillaceum, Wallr.— Vaucheria granulata,
Lyngb, Hydroph. Dan. p. 78.— V. radicata, Ag. Sp. Alg.
v. I. p. 465. Hook. Scot. P. II. p. 93.— Viva granulata, Linn.—
Light/'.— Tremella granulata. 11 mis.—E. Boi. t. 324.
On the ground, in moist shady situations, probably not uncommon,
though few localities are published. 0. Spring and Autumn.— Plants
about the size of mustard-seed, aggregated, consisting of green vesicles
sunk as it were into the soil, rooting below, filled with a fluid, which,
** when pressed, descends into the root." (Carm.) The membranous
coat has internally a number of small granules. In dry weather the upper
part of the vesicles collapses, Mnks in, and the vehicles become cupshaped.
TltlBK XIII. Lim ami: 1 .
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