420 



INDEX. 



Bark 111, 116 

 Bast, secondary 113 



Bazzania 53 



Bean, geotropic roots 199, 201 



Beech, mycorhiza 336 



Beet, stoma 134 



Begonia, stem bundle 104 



Bellflower, fruit SOS; leaf ro- 

 sette 196 



Bidens, fruit 367 



Bird's-nest fungus 218 



Blackberry 305 



Bladderwort 343, 344, 345 



Blade, leaf 123; structure of 

 leaf 133 



Blasia 54 



Boletus 404 



Books, reference 413 



Bracts 131, 236, 256 



Branches, dwarf 90, 91, 92 



Branching 22; of leaves 122, 

 124, 125, 126, 128, 138; of liv- 

 erworts 51; of mosses 57; re- 

 production by 267; of root 78; 

 of shoot 86; of stamens 249 



Brood buds 260 



Bryony, tendril 94 



Bryum, capsule 58, 228, 230; 

 section of stem 56 



Buckthorn, leaf 128 



Buds, 85, 88; adventitious 89; 

 axillary 87; dormant 89; on 

 roots 81; reproductive 263; 

 shoot 85 



Budding 40, 211, 267 



Bulb 90, 326 



Bulblets 93 



Bundles, vascular 71, 72, 100, 

 103, 114, 132, 136 



Butomus, anther 248 



Butternut, buds 88 



Cactus, forms 98 



Calamus, root 72 



Caltha 389, 407 



Calyptospora, haustoria 45; 

 spores 354 



Calyx 237, 253 



Campanula, fruit 302; leaf ro- 

 sette 196 



Canna, leucoplasts 4 



Capsella, embyro 66; pistil 242 

 Carbohydrates 159; manufac- 

 ture 166 



Carbon dioxide, absorption 165 



Carex, leaf edge 348 



Carnivorous plants 342 



Carpels 235, 236, 237 



Carpogonium 287 



Carrot, chromoplasts 6 



Caulerpa 23, 24, 25 



Cecropia, stem 349 



Cedar, gametophytes 284 



Cell 1; division 17, 18; naked 

 147; wall 5 



Centrifuge 199 



Centrospheres 4 



Cereus, shoot 98 



Chara27, 28, 30, ^i, 402; ovary 

 281; spermary 280, 281 



Characeae 27 



Cheiranthus, hairs 101 



Chelidonium, hair cell 191 



Chemotaxis 274 



Cherry, cork cambium 110; 

 fruit 304 



Chlorophyll, function 166; spec- 

 trum 166, 167 



Chloroplasts 4, 5, 21; move- 

 ments 192 



Chondromyces, colonies 334 



Chromoplasts 5 



Cilia 12, 147, 190 



Cinchona, bark 112; stem 108 



Cinnamon, flower 248 



Cladonia 377 



Cladophora 22, 23, 24, 370, 402 



Cladophylls 92 



Classification 415 



Clavaria, fructification 219, 404 



Claviceps, fructification ^7, 226 



Climate, relation of plants to 

 308 



Climbers 330 



Close-pollination, adaptations 

 for 358 



Clover, root tubercles 337 



Club-mosses, sporangia 231 



Clusia, periderm of root 74 



Cobaea, flower 360 



Cockle-bur, fruit 367 



Ccenocytes 22 



