342 



INDEX AND GLOSSARY 



Ash, branching, 54; fruit, 148, 159; leaf, 

 Fig. 127; phyllotaxy, 49. 



Ash in plants, 72. 



Asparagus, 3, 103, 259, 294, Figs. 147-150, 

 434. 



Aspen (poplar), expression, 61. 



Aspidium, 172, Figs. 304, 305. 



Asplenium Filix-fcemina, 286. 



Assimilation: making of protoplasm, 

 (170, 171). 



Aster. China, 340; flowers, 142, Fig. 227; 

 society, 225; (in cell), 239. 



Atropin, 246. 



Attachment of flowers, 144. 



Autumn leaves, 225, 271. 



Axil : upper angle which a petiole or 

 peduncle makes with the stem which 

 bears it, (86). 



Azalea anther, 129, Fig. 204. 



Bachelor's button, 143, 339, Figs. 231, 499. 



Bacterium (pi. bacteria), 87, Fig. 123. 



Ballast plants, 163. 



Balsam, 158, 241, 314. 



Banyan, 12, 21, Figs. 15, 16. 



Barbarea vulgaris, 311. 



Barberry anther, 129, Fig. 205; inflores- 

 cence, Fig. 173; rust, 184; spines, 105, 

 Fig. 156. 



Bark, 265; form of , 60. 



Basal: at the base or bottom, (292). 



Basidium, 184. 



Basswood, 37, 49, 264. 



Bast, 254, 255. 



Bean, common, 3, 204, 319, Figs. 471, 472; 

 flowers, 138; germination, 164, 167, 171, 

 Figs. 282, 283, 285, 286; legume, 151; 

 Lima, pod, Fig. 247; sleep of, 50; twi- 

 ner, 111, 112. 



Beech, 299; drop, 85; fruit, 147; leaf, 

 Fig. 138 ; monoecious, 133. 



Beet, 7; starch in, 31; sugar, 246. 



Begonia, hairs, 234; leaf, Fig. 130; cut- 

 tings, 22; root-pressure, 73; stomates, 

 273. 



Berry: pulpy indehiscent few- or many- 

 seeded fruit, (294). 



Betula, 301. 



Bi-compound, 91. 



Biennial: of two seasons' duration, (10). 



Birch, 300, Fig. 6. 



Birth, variation after, 229. 



Birthroot, 293, Fig. 221. 



Bittersweet, 330 ; climbing, 108 ; twiner, 



111. 

 Blackberry, 20, 322; cuttings, 24; fruit, 



153: and birds, 161. 

 Black haw, 334, Fig. 279. 

 Blade : expanded part of leaf or petal, ( 194) . 

 Bleeding heart, 3. 

 Blue flag, 297, Fig. 437. 

 Bog plants, 199, 219. 



Boneset, 340, Fig, 159; bracts, 106, Fig. 

 Boreal plants, 220. [159. 



Boston ivy leaves, 95, Fig. 142; tendril, 

 Bougainvillea, 106, Fig. 161. [109. 



Bouncing Bet, 307; fruit, Fig. 250. 

 Box, leaf of, Fig. 137. 

 Box-elder, 316; phyllotaxy, 46, 49. 

 Brace roots, 9, 12. 



Bracts: much reduced leaves, (219). 

 Brake, 173, 237, 286, Figs. 125, 308, 310. 

 Bramble, 322. 

 Brassica, 311. 



Briars, climbing, 108, prickles, 105. 

 Bridal wreath, Fig. 179. 

 Bristles, 105; nature of, 254. 

 Brown-eyed Susan, 337, Fig. 498. 

 Brunella vulgaris, 327. 

 Bryophyllum, leaf cuttings, 22. 

 Bryophyte, 176. 

 Buckwheat, 305, Fig. 454; flower, 125, 136; 



family, 304; fruit, 148. 

 Bud, winter, 36; and light, 51; and seeds, 



161; dormant, 54; propagation by, 22; 



struggle for, 52; -scales, 36, 107; -scars, 



old, 54, Fig. 86. 

 Bud- variations, 229. 

 Bulb : thickened part made up of scales 



or plates, (79), 37, 49. 

 Bulbel : bulb arising from a mother 



bulb, (80). 4 

 Bulblet : aerial fculb, 22, (80). 

 Bulb scales, 107. 

 Bundles, 257. 

 Burdock, 7, 62, 162, 3^ 

 Burning bush, 266. 

 Bus, 161. 



Burst of spring, 40, 204. 

 Butter-and-eggs,132, 137,332, Figs. 255, 492. 

 Buttercup, 1, 309, Figs. 2, 187, 188, 191, 242; 



akene, 148, Figs. 191, 242; flower, Figs. 



187, 188; pistil, Fig. 191; society, 225. 

 Butternut buds, 37. 

 Buttresses, 9. 



