CHAP. II. 



i. Of some particular Plants. 6. Of the corruption of Plants 



it. Sugar not unwholesome. and Animals. 



3. Maple Sugar* 7. General Reflections. 



4. Molosses from Apples, 8. Essay on the Production, &e. 



5. Of Ambergris* of Plants and Animals, 



I. T remains to give a short account of some re" 

 markable productions of the vegetable kind. 



The grass of the submarine meadows is not a span 

 long, and is of a green approaching to a yellow 

 colour. The tortoises seem to live wholly on this: 

 but they bite much more of it than they swallow. 

 Hence the sea is covered with this grass,wherever they 

 feed at the bottom. About once in- half an hour they 

 come up, fetch one breath, like a sigh and sink 

 again. They breathe somewhat oftener when on 

 shore; if jou hurt therm, the tears will trickle from 

 their eyes. They will live out of water twenty days 

 and be fat, if they have twice a day half a pint of 

 salt water. 



A submarine sensitive plant has been observed on 

 the Irish coast, it consists of a long slender tube 

 about as thick as the barrel of a goose quill, grow- 

 ing about six or eight inches out of the crevices of 

 the rocks, especially in such hollows as the salt 

 water remains in, after the tide ebbs away. In the 

 middle of the tube springs up a slender stalk. Tha 

 ^ 4 



