266 Dr. WITHERING'S New Method, &c. 
fufficient quantity of {pirit of wine, might be ufed .advanta- 
geouflÿ for the prefervation of Fuci and other marine veges- 
tables. ne 
Earthy falts feem ufelefs, except alum, which .preferves them 
tolerably well for a time, but at length they are apt to become 
mouldy. Spirit of wine, either by itfelf or diluted with water, is 
an excellent preferver of the texture, but deftroys the colour of 
the plants. 
No doubt but future experiments will difcover methods. prefer- 
able to thofe now mentioned, and that we may at length hope to: 
fce the cabinet of the naturalift adorned with one of the moft va= 
ried tribes of the vegetable creation. | 
XXIV. 0b- 
