INDEX 



535 



Cherries, 462 



Cherry, wild black, fruits of, 155* 



Chestnut sprouts, 404* 



ChlorophycesB, * 188-206, 212 



Chlorophyll, 14, 181 



Chlorophyll bodies, 14* 



Chloroplast, 14*, 189 



Chocolate, 359, 360 



Choripetalous, 110 



Choripetalous dicotyledons, *350- 



362 



Chorisepalous, 110 

 Cilium, 190 



Citrous fruits, 430, 431, 462, 463 

 Cladonia, 237*, 238* 

 Cladophora, 194-197 

 Cladophyll, 41* 

 Classification, 156, 158 

 Clavaria, 252* 

 Claviceps, 233* 

 Clay, 435 



Cleistogamous flowers, 133, 134* 

 Clerodendron, flowers of, 132* 

 Climbing plants, 41, 60*, 61*, 62*, 



63*, 380, 381 



Climbing stems, 45*, 49, *60-63 

 Closed bundles, 54 

 Clover, nitrogen-fixing by, 37, *374- 



377, 449 

 Clover leaf, 64* 

 Clover seed, 471, 472 

 Club moss, 293, 294* 

 Coal, 297, 298 



Coal-forming periods, 291, 296, 297 

 Cocklebur, 467* 

 Coco palm, 340*, 341*, 343 

 Coenocyte, 195, 199, 215 

 Coffee, 367*, 368* 

 Coleochsete, 204, 206* 

 Collenchyma, 47*, 49* 

 Colors of flowers, 125, 126 

 Columella, 216* 

 Coming true from the seed, 413, 417, 



425 

 Comparison of great groups, 330- 



334 



Compass plants, 64 

 Competition, 148-151 

 Composite family, *368-370 

 Compound cyme, 518* 

 Compound pistil, 112* 

 Compound umbel, 517* 

 Cone, 292, 294, 301* 

 Cones of gymnosperms, 310*, 311* 

 Confervas, 204 



Conidia, 221 

 Coniferales, 311, 320 

 Coniferous forest, 314*, 315* 

 Coniferous woods, 316, 390* 

 Conifers, industrial importance of, 



313, 316 



Conjugation, 194 

 Coppice, 403, 404* 

 Coprinus, 253 

 Cork, 46 



Corn, cultivation of, 37, 448, 456, 457 

 Corn, fibro vascular bundles of, 11* 

 Corn, grain of, 419* 

 Corn, root system of, 7* 

 Corn breeding, *419-424 

 Corn cockle, 467* 

 Corn smut, 242*, 373 

 Corn stem, structure of, 11*, 12, 



54* 



Corolla, 20*, 104* 

 Cortex, 12*, 45*, 49*, 54* 

 Cotton, 458, 459 

 Cotton wilt, 234 

 Cottonwood branches destroyed by 



sleet, 43* 

 Cottonwood buds, development of, 



98*, 99* 

 Cottonwood leaf, network of veins, 



10* 

 Cotyledon, 136*, 137*, 139*, 142*, 



143*, 144 



Cover (operculum), 262 

 Cranberry, 363* 

 Cranberry-gall fungus, 223 

 Cranesbill, fruit of, 153* 

 Cratsegus bud, section of, 96* 

 Cross pollination, 122, 422*, 423 

 Crowberry, rolled-up leaf of, 482* 

 Cruciferse, diseases of, 223 

 Cryptogams, 323 



Cup (cupule) of Marchantia, 268* 

 Cuticle, 483* 

 Cutinized, 484* 

 Cyanophycese, *1 80-187 

 Cycadales, 311, *316-318 

 Cycads, *316-318 

 Cycas, 317 

 Cycloloma, 475* 

 Cyme, 518* 

 Cypress, 29*, 312 

 Cypripedium, 346*, 347* 

 Cystopteris, 286* 

 Cystopus, 223 

 Cytology, 159 

 Cytoplasm, 8, 181, 3 so 



