608 



INDEX. 



Isocarpae, 101. 

 Isoetes, 189. 



stem of, 243. 

 Isolepis supina, 419. 

 Ivory nut, 462. 



Jelly, 90. 

 Juglandaceae, 387. 

 Juglans, 448. 



regia, 242. 

 Juncacea3, 339. 

 Juncus, 128. 

 Jungermanniaceae, 94. 

 Jungermannia bidentata, 170. 



exsecta, 170. 



multitida, J69. 



pinguis, 172. 

 Jungermanniae, 43. 

 Juniperus, 299, 346. 



Sabina, 108. 

 Jussieu, A. de, 256. 

 Justicia carnea, 113. 



Kidney-shaped leaves, 132. 



Knight's experiments on germination, 



463. 

 Kiitzing, 91, 101. 



Labellum, 326. 

 Labiata?, 238. 

 Lacis, 128. 

 Lagenaeformis, 131. 

 Lagenaria, 442. 

 Lamina, 266. 

 Laminaria, 146. 



digitata, 468, 548. 

 Lamium, 285. 

 Lanceolatus. 130. 

 Lankester, 187. 

 Larix, 359. 

 Latex cells, contents of, 117. 



motion of, 116. 

 Lath yr us Aphaca, 271. 



odoratus, 344. 



sphaerirus, 257. 

 Lathraea, 7. 



Squamaria, 15, 395, 567. 

 Laticiferous tissue, 40. 

 Laurus carolinensis, 361. 

 Lavatera, 345, 327, 373. 

 Layers, 534. 

 Leaflet, 267. 



amplexicaul, 262. 



nascent, 276. 



nature of a, 262 



primary form of a. 266. 

 Leaves, 280. 



whorl of, 263. 



bearing leaf-buds, 270. 



curviserial, 264. 



compound, 267. 



development of, 275. 



functions of, 556. 



formed under ground, 269. 



Leaves of the inflorescence, 280. 



perianthial, 340. 



position of, 263. 



rectiserial, 264. 



scattered, 263. 



seed, 280. 



stem, 280. 



with round folds, 284. 



with sharp folds, 284. 

 Lecidea, 158. 



sanguinea, 161. 

 Lecythis, 423. 

 Legumen, 438, 447. 



Leguminosse, 9, 15, 18, 23, 70, 257, 272. 

 Lemna, 212, 324, 419. 



gibba, 420. 



minor, 421. 



toots of, 218. 



trisulca, 393. 

 Lemnacea?, 282, 379. 

 Lemon, 426. 



Lenses of the microscope, 377. 

 Leontodon Taraxacum, 544. 

 Leontice, 328. 

 Lepidum ruderale, 343. 

 Leptomiteae, 151. 

 Leucophaneae, 51. 

 Leucojum vernum, 321. 

 Lianes, 251. 

 Liber, 64. 



cells, 14, 64. 



layer, 239. 



Lichen, Carragheen, 10. 

 Lichens, 68, 90, 145, 157. 



colour of, 161. 



fruit of, 1 59. 



starch, 10. 

 Liebig, 84. 

 Life, 24. 



of a plant, 458. 

 Light, 514. 



development of, 542. 



from flowers, 543. 



sun, 86. 

 Lignine, 8. 

 Ligula, 257. 

 Liliaceaj, 15, 423. 



starch of, 11. 

 Lilium, 290, 395. 



bulbiferum, 15. 



camtchaticum, 18. 



candidum, 224, 400. 



Martagon, 263. 

 Limbus, 131. 

 Lime, 46, 50, 274. 



cells of, 44. 



oxalate of, 6, 424. 



sulphate of, 6. 



tree, 241. 



Limes, bracts of, 303. 

 Limnocharis Humboldti, 66, 114. 

 Link, 230. 

 Linum, 379. 

 Lip of a flower, 326. 

 Liriodendron, 288. 



