INDEX. 



(For Appendix see also p. 495.) 



Absorption of water by seeds, 24. 

 Achene, 253. 

 Acorn, 46. 



Adhesion of parts, 225. 

 Air required for germination, 30. 

 ,, required for starch-making, 



75. 



Alder, 393. 

 Andrecium, 222. 

 Aniline chloride, 165. 

 Animal dispersal of seeds, 260. 

 Annual rings, 177. 

 Ant-dispersal of seeds, 261. 

 Anther, 11, 213, 222. 

 Apocarpous, 225. 

 Apparatus, 18. 

 Arrowgrass, 423. 

 Arum, 241. 



Ash of plants, 105-108. 

 Ash-tree, 52, 408, 

 Awl wort, 420. 

 Axil of leaf, 9. 



Barberry, 185, 237. 

 Bark, 180. 

 Bedstraw, 424. 

 Beech, 399. 

 Bees, 243. 

 Beetles, 240. 

 Bell Heath, 429. 

 Berry, 254. 

 Bilberry, 429. 

 Birch, 394. 

 Bird's-nest, 205. 



Orchid, 205. 

 Bittersweet, 362. 

 Bladder wort, 208. 



Bloom on leaves, 8. 

 Bluebell, 285. 

 Bog-mosses, 431. 

 ,, -plants, 430. 

 Borage, 346. 

 Boraginaceae, 346. 

 Brazil nut, 50. 

 Broom, 272, 275. 

 Broomrape, 203. 

 Brussels Sprout, 139. 

 Buds, 9, 138-148. 

 Bulb, 185, 287. 

 Bur-reed, 423. 

 Butcher's Broom, 289. 

 Buttercups, 310. 

 Butterflies, 244. 

 Butterwort, 208. 



Calyx, 10, 219. 

 Cambium, 179. 

 j Campion, 320. 

 Canterbury Bell, 235. 

 Capillarity, 26, 27. 

 Capitulum, 230. 

 Caprifoliaceae, 365. 

 Capsules, 252. 

 Carbohydrates, 38. 

 Carbon assimilation, 86. 



dioxide, 80, 84. 

 Carnivorous plants, 208. 

 Castor Oil seed, 51. 

 Catkin, 230. 

 Celandine, 309. 

 Cells, 64. 



Censer mechanism, 257. 

 Chalk -plants, 433. 

 Chestnut, 401. 



496 



