402 
Beach-grass committee of Prov- 
incetown, I55 
Beak rush, 193 
Bean, sprouting, 120 
Bear-grass, 131 
Beech, 69, 71, 389 
Bee, 19, 24, 29 
Bee-bread, 28 
Bee-flowers, 79 
Bees, larger, 32 
Bees, lesser, 32 
Beetles, 33 
Big-fly flowers, 32 
Bind-weed, 221 
Birds as sowers, 298 
Blackberry, 57, 326 
Black-eyed Susan, 352 
Blade-like foliage, 123 
Blessed thistle, 334 
Blue-eyed-grass, 124 
Bordered pits, 284 
Bonsilene roses, 136 
Bouncing Bet, 221, 222 
Bracteoles, 165 
Bramble, 60 
Branched leaves, 123 
Bridal wreath, 375, 378 
Broad-leaved evergreens, 273, 
274 
Buckeye, 56 
Buds, 55 
accessory, 60, 61 
adventitious, 61 
supernumerary, 60 
Bud-scales, 57, 58, 87, 88 
Bud-scale marks, 58 
Bud-scales of pines, 275, 276 
Bulrush, 193, 197 
Bulbs, 365 
Bundles, fibro-vascular, 128, 129, 
130 
Bundle sheath, 128, 159 
Burdock, 39, 320, 350, 352 
Bur, chestnut, 81 
Bur, horse-chestnut, 82, 83 
Bur-marigold, 45 
Buttercup, 139 
Butterfly-flowers, 33 
Butternut, 69, 71 
Cactus, 109, II0, 326 
| 
Index 
Calamus, 143 
Calla-lily, 117 
Calla, 140, 143 
Callus, 396, 398 
Calyx, 19 
Calyx, modified to aid in plant 
distribution, 46 
Calyces, 21 
Cambium, 135, 398 
Campion, red, 225 
Campion, white, 225 
Canada thistle, 338 
Canada thistles, 339, 340 
Canoe birch, 389 
Caoutchouc, 235 
Carbon, 90, 100 
Carex group, 193, 194, 196 
Carices, 194 
Carrion-flies, 33 
Carrion-flower, 33 
Carrot, 126 
Caryopsis, 167 
Castor-oil bean, I19 
Catharine Mermets, 136 
Catkin, 51, 52 
Catkins, 51, 66 
Cat-tail flag, 144 
Cat-tail flags, 140, 148, 186 
Cedar, 270, 289 
Cedars, 280, 288, 289 
Cell, 91, 92 
Cells, 89, 92 
Celery, fibro-vascular bundles 
of, 128 : 
Cereus, night-blooming, 27, 200, 
227 
Cherry, 56 
Chestnut-bur, 81 
Chestnuts, blossoming, 81 
Chestnut-leaves, 126 
Chickory, 353 
Chickweed, 356, 376 
Chlorophyll, 93, 96, 97, 100 
Chlorophyll bodies, 93, 94, 95 
Chlorophyll in autumn, 370 
Christmas ‘custom in Italy, 356 
Chufa, 197 
Chrysanthemum, 39 
Clasping leaf-bases, 124 
Classification (Delphino’s), 32 
Clematis, 240, 241, 242 
