ALGACE.S:. 



almost horny, and adheres imperfectly to paper. Greville. Recom- 

 mended as a popular remedy for pulmonary complaints, dysentery, 

 scrofula and rickets, given in the form of a decoction, made by boiling 

 an ounce in a pint and half of water or milk. It is nutrient, demulcent 

 and emollient. Pereira. On the coast of Ireland it is converted into 

 size for the use of house-painters, and also employed in lieu of isinglass 

 in the preparation of creams and other confectionary. 



GIGARTINA. 



Frond horny or cartilaginous, filiform, cylindrical, irregularly 

 branched. Fructification uniform ; spherical sessile capsules 

 containing a globose mass of seeds. Greville. 



1350. G. Helminthochorton Greville. Sphaerococcus Hel- 

 minthochorton Agdh. syst. 235. Fucus Helminthochorton La 

 Tourette in Journ. phys. 1782 sept. t. 1. f. 1. 10. Turner hist, 

 fucor. t. 233. Mediterranean sea. (Corsican Moss.) 



Frond cartilaginous, terete, tufted, entangled. Stem filiform, creeping. 

 Branches setaceous, somewhat dichotomous, marked indistinctly with 

 transverse streaks. The lower part dirty yellow, the branches more or 

 less purple. Said to produce nausea and' giddiness. It is used as an 

 anthelmintic, and has been supposed to "be particularly efficacious 

 against the large round worm (Ascaris lumbricoides). It has also been 

 recommended in cases of cancer, in consequence of Napoleon, during 

 his imprisonment in St. Helena, having spoken of its efficiency in that 

 disease. 



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