INDEX 



557 



Clethracese, 450, 457. 



Climate, factor in distribution, 537, 538, 



539. 



Climbing plants, 24, 504. 

 Clintonia, 390. 



Closterium, 108, 109; C. lunula, Fig. 79. 

 Clostridium Pasteur ianum, 76, 477. 

 Clover (see also " Trii'olium ") , 409, 477, 



492. 

 Club-moss (see also " Lycopodium," 



" Lycopodiales ") , 32, 242, 303, 304, 544. 

 Cneoraceae, 445. 

 Cobsea, 485, 488, 527. 

 Coccaceae, 78. 

 Coccogoneae, 84. 



Coccoueis, 87, 89; C. placentula, Fig. 64. 

 Coccospheres, 86. 



Cochlospermineae, Cochlospermaceae, 447. 

 Cocoanut, 359, 368, 375, 381, 512, 541. 

 Cocos nucifera, 387. 

 Codiaceae, 116. 

 Codium, 113, 114, 115; C. tomentosum, 



Fig. 85. 



Crenocyte, 12, 14, 60, 112. 

 Cold, protection against, 505. 

 Coleochfetaceae. 107. 

 Coleochaete, 49, 51, 93, 102, 106, 107, 137, 



138, 196, 220; C. pulvinata, Fig. 78; 



C. scutata, Fig. 77. 

 Collateral vascular bundles, 256. 

 Collema, 187, 189. 

 Collemaceae, 191. 

 Collenchyma, 57, 271. 

 Columbine (see " Aquilegia"). 

 Columella, 220, 231, 233, 239. 

 Columelliaceae, 458. 



Column (see also " Gynostemium "),364. 

 Comandra umbellata, 421. 

 CommelinacejE, 392. 

 Companion cells, 407. 

 Composite, 53, 349, 357, 365, 368, 400, 412, 



449, 457, 458, 459, 512. 

 Comptonia (see "Myrica"). 

 Conceptacle (of Fucus), 131. 

 Concentric vascular bundles, 256. 

 Conducting tissues, 59. 

 Conditions for plant life, 6. 

 Conferva, 15, 102, 104. 

 Confervaceae, Confervoideae, 94, 100, 101, 



102, 103, 104, 107, 116, 137, 138, 188, 



194, 220, 495. 

 Conidium, 82, 156, 157, 167, 169, 171, 172, 



181, 190. 

 Conifer, Coniferse, 256, 325, 326, 328, 330, 



331, 343, 358, 405, 407, 408, 475, 505, 533, 



534, 535. 

 Coniin, 1. 

 ConjugatjB, 94, 95, 108, 111, 158. 



Conjugation, 64, 111. 



Connaraceae, 444. 



Connate leaves, 25. 



Conocephalus, 207, 211. 



Contact stimuli, 488. 



Contortae, 449, 451, 452, 458. 



Contractile vacuoles, 4, 12. 



Convolvulaceae, Convolvulineae, 458. 



Convolvulus, 401, 452. 



Copriuus, 181, 182, 184, Fig. 147; C. lago- 



pus, Fig. 147. 

 Copper, 39. 

 Cora, 191. 

 Coral, 5, 9, 52. 

 Coral-honeysuckle (Lonicera semper- 



virens) , 536. 

 Corallina, 139, 144, 146; C. Mediterranea, 



Fig. 115. 

 Corallineae, Coralline Algae, 52, 135, 136, 



144, 147, 530. 

 Corallorhiza, 23, 28, 377, 378, 396, 398; 



C. multi flora, Fig. 376. 

 Cordaiteae, 346, 347, 5:34. 

 Cordyceps, 172 ; C. militaris, 172. 

 Cordyline, 390. 

 Corella, 191. 

 Coreopsis, 546. 



Coriariaceae, Coriariineae, 445. 

 Cork, 52, 58, 268, 409, 461. 

 Cork-cambium (see also "Phellogen"), 



334,408. 



Cork-oak (Quercus suber), 53, 409. 

 Corm, 23, 24, 362, 375. 

 Cornaceae, 442, 443, 448. 

 Corn-smut (Ustilago Maydis), 174, 175. 

 Cornus, 27, 363, 442; C.florida, Figs. 19, 



437 ; C. stolonifer, Fig. 437. 

 Corolla, 351, 364. 

 Corsinia, 209. 

 Corsiniaceae, 207, 209. 

 Cortex, 117, 118, 255, 256. 

 Corypha Taliera, 387. 

 Corylus, 417. 

 Coscinodiscus, 88, 89; C. concinnus. Fig. 



63. 



Cosmarium, 109, Fig. 80. 

 Cotton, 359, 512. 

 Cottonwood (Populus) , 540. 

 Cotyledon, 252, 253, 271, 287, 330, 342, 



345, 346, 360, 372, 385, 401, 402, 403. 

 Crabapple, 149. 

 Cranberry, 180, 450, 539. 

 Crassulaceae, 424, 431, 444, 474. 

 Creeping stems, 24. 

 Crenothrix, 78. 



Cretaceous formations, 531, 535, 536, 537. 

 Crinum, 379. 

 Crocus, 24, 486, 540. 



