474 



INDEX 



{Nvmbers refer to pages.) 



Apricot, branch, 48; flower, 188; fruit, 



256, 257. 

 Aquilegia, double, 206. 

 Arborvitae, leaves, 125. 

 Aristolochia, 210. 

 AristoloohiaceaB, 212. 

 Arrangement of flowers, 188, 193. 

 Arrow-leaf, 191. 

 Arthur, book by, 424. 

 Arums, classification, 327. 

 Arundo, 41. 

 Asarum, 212. 



Asclepias, pollination, 243. 

 Asepalous, 139. 

 Ash, fruit, 272. 



Asparagus, flower, 186; leaves, 103. 

 Aspidium, 342. 

 Assimilation, 423. 

 Aster, floret of, 182; leaf -scars, 42. 

 Asters, associates of, 412. 

 Atkinson, writings of, 350. 

 Attachment of leaf, 110. 

 Auriculate leaf, 111, 119. 

 Axil, 1. 



Axile placenta, 143. 

 Axis, deflected, 7. 

 Azalea, anther, 148 ; bud, 52 ; fruit, 264. 



Bacteria, 352. 



Bags for flowers, 248. 



Bailey, books by, 125, 250, 282, 302, 



314, 380, 385, 416, 421, 442, 452. 

 Bailey, W. W., books by, 442, 443. 

 Baldwin, book by, 443. 

 Balloon-vine, 268. 

 Balm of Gilead, twig, 38. 

 Balsam, double, 206; fruit, 267; seed 



of, 335. 

 Bamboo, 230. 

 Banana, seedless, 376. 

 Bananas, classification, 327. 

 Baneberry, fruit, 277. 



Banner, 207. 



Barberries, shoots of, 11, 36. 



Barberry, anther of, 149; leaf, 113; 

 leaves, 102, 103. 



Bark-bound, 71. 



Bark, expansion of, 69. 



Barley, 230. 



Barometer, 414. 



Basin, 294. 



Basswood, inflorescence, 193; phe- 

 nology, 417; phyllotaxy, 65; stat- 

 ure, 389. 



Basswoods, associates of, 413. 



Beal, book by, 230. 



Bean, climbing, 402; flower, 207; fruit, 

 261, 268; germination of, 327-331; 

 jack, 268; leaf, 85, 99; movement 

 in, 402; tuberous, 364. 



Bedstraw, 64. 



Beech, catkins, 161. 



Beech-drop, 409. 



Beeches, associates of, 413; leaf-cast- 

 ing, 43. 



Beechnut, 281. 



Bees, 234, 237. 



Beet, evolution of, 388; roots of, 393; 

 tubers, 363. 



Beggars, 406. 



Beggar's-ticks, 338. 



Begonia, adventitious buds, 292, 376; 

 cutting, 378; flower, 152. 



Begonias, 222. 



Bell-jar, 380. 



Bell-shaped corolla, 185. 



Bentham & Hooker, book by, 434. 



Bergen, book by, 447. 



Berries, 273. 



Bi-compound, 91, 95. 



Biennial, 386. 



Bifoliolate, 95. 



Bilocular, 142. 



Binomial nomenclature, 428. 



