INDEX. 



Meadow-grass, flat-stalked, upright, ex- 

 periments on, 308. 



figure of, 307. 



comparative value of, 309. 



Meadow-grass, fertile, description of, 1 8 6 



figure of, 186. 



experiments on, and comparative 



of, 186 188. 



nutritive matter in the spring 



leaves, 239. 



Meadow-grass, flote, or floating sweet- 

 grass, description of, 349. 



experiments on, 350. 



Meadow-grass, narrow-leaved, descrip- 

 tion of, 184. 



figure of, 184. 



experiments on, and comparative 



value of, 184, 185. 



Meadow-grass, nerved, description of, 

 190. 



figure of, ibid. 



nutritive matter in the spring 



leaves, 259. 



Meadow-grass, nerved, experiments on, 



and comparative value of, 191, 192. 

 Meadow-grass, glaucous, description of, 



194. 

 experiments on, and comparative 



value of, 194, 195. 

 Meadow-grass, rough, description of, 1 46. 



figure of, 146. 



experiments on, and comparative 



value of, 147, 148. 

 description of the seeds of, 30. 



fig. 32. 

 Meadow-grass, smooth, description of, 



142. 



figure of, 142. 



experiments on, 143. 



description of the seeds of, 30, 



fig. 31. 



comparative value of, 144., 



Meadow-grass, sea-green, description 

 of, 192. 



experiments on, and comparative 



value of, 193. 



Meadow-grass, short blue, description 

 of, 145. ^ 



experiments on, and comparative 



value of, 145, 146. 



Meadow-grass, soft, description of, 281. 



experiments on, 281, 282. 



Meadow-grass, reflexed, description of, 

 322. 



experiments on, 322, 523. 



Meadow-grass, water, or reedy sweet- 

 grass, description of, 554. 



figure of, ibid. 



experiments on, 355. 



Meadow-grass, narrow -leaved wood, 



description of, 182. 



figure of, ibid. 



experiments on, and comparative 



value of, 183, 184. 

 nutritive matter contained in the 



spring leaves of, 24O. 

 Medicago lupulina, 525. 

 Melica caerulea, 286, 287. 



ciliata, 208, 209. 



Melic-grass, ciliated, description of, 208. 

 experiments on, and comparative 



value of, 209. 



Melic-grass, purple, description of, 286. 

 experiments on, and comparative 



value of, 287, 288. 



description of seeds of, 22, fig. 12. 



Milium efFusum, 20, 405. 



Millet-grass, wood, figure of the seeds 



of, 20, fig. 8. 

 description of, and experiments 



on, 403, 404. 

 Moor-grass, blue, description of, 303. 



experiments on, 304. 



Mould, vegetable, analysis of, 122. 



Nardus stricta, 18, 288, 289. 



Nonsuch, black, 323. 



Nourishment, the absolute degree of, 

 contained in different species of food, 

 cannot be ascertained by the process 

 of feeding and weighing, 2. 



chemical process recommended 



by Sir Humphry Davy, at the sug- 

 gestion of the Duke of Bedford, 

 to ascertain the degree of, in vege- 

 tables, ibid. 



Nutritive matter, comparative state- 

 ment of the weight of, contained in 

 food, and that of the flesh formed by 

 it, 4, 5. 



nature of, indicated by the pecu- 

 liar structure of the plant, 41. 



quantity and nature of, in plants, 



render the plants more or less im- 

 poverishing to the soil in which they 

 grow, 391. 



Oat-grass, downy, description of the 

 seeds of, 25, fig. 20. 



figure of, 285. 

 description of, ibid. 



downy, experiments on, 286. 



Oat-grass, yellow, description of, 161. 



specimen of, ibid. 



experiments on, 162. 



Oat-grass, meadow, description of, 312. 

 figure of, ibid. 



experiments on, 313. 



