INDEX 



591 



Ceiba pentandia (Kapok), 235, 271 



Celery, 258 



Cell, 12-13, 28, 30, 31, 40, 45, 47 



• — division, 13, 26, 28, 29, 32, 33, 519- 



sap, osmotic value of, 452 [20 



— types, 12 



wall, 12, 29, 33, 269, 518 



Cellulose, i, 29, 269, 270, 498 

 Cenozoic, see Cainozoic 

 Censer mechanism, 103 

 Central America, 172 



, Conifers in, 345 



, crop plants originating in, 253 



, food crops of, 231, 233 



, fibre plants of, 235 



, mangroves of, 457 



, savanna in, 444 



, semi-desert scrub in, 44S 



, subtropical rain forest in, 424 



, tropical forests in, 439 



, tropical thorn-woodland in, 443 



— Asia, desert of, 365 

 , steppes of, 413 



— plain, 492, 493 

 Centre of dispersal, 207 



— of origin of plant groups, 178, 208 

 Cerastium alpiniaii s.l. (Alpine Chick- 

 Ceratium, 34, 516, 520 [weed), 408 



C. hiruudiuella, 478 

 Cerntophyllum (Horn-wort), 503 

 Cereal Rusts, 251, 280 

 Cereals, 218, 223-9, 257, 364 

 — , conditions unsuitable for, 23 i 

 — , history of, 226 

 — , world production of, 225, 227, 228, 



229, 230 

 Cetraria (Iceland-moss etc.), 41, 49, 



348, 395 

 Ceylon, alien flora rampant in, 118 

 — , Coffee Rust in, 251 

 — , flora of, 169, 172 

 — , tropical rain forest in, 423 

 Cliaetangiiini, 531 

 Chamaedaphne (Leather-leaf), 501 

 Chamaephvceae, 528 

 Chamaephyte, 93, 94, 95, 359, 364, 410 

 Chamberlain, C. J., 74 

 Chamomile, 263 



Change in vegetation with altitude, 376, 

 Channel bars, 344 [409—13 



CJiantransia, 496 

 Chaparral, 333, 356, 337 

 Chapman, \. J., x\iii, 312, 379, 306, 



322, 324, 34c 

 Cliara (Stonewort), 30, 31, 32, 303 

 — , silting and, 303 

 Characetum, 303 

 Character, beneticial, 362, 363 



— manipulation, 91, 362-4 

 Charales (Stoneworts), 303 

 — , Devonian, 132 



Charcoal, 268, 271 



Chard, 258 



Chaulmoogra oil, 263 



Chayote, 238 



Chemical antagonism, 79, 80 



— factor, marine vegetation and, 322-3 

 Chemosynthesis, 27, 492, 493 



— , bacterial, 27, 496, 497-8, 518, 538 

 Chenopodiaceae (Goosefoot family), 



173, 366, 368, 369 

 Chenopodium olhitm s.l. (Lamb's-quar- 



ters), 249 

 Chernozem, 298, 299, 300 

 Cherry, 258, 282, 343 



laurel, see Prumis lauiocerastis 



Chester, K. S., 232 



Chestnut, see Castaiieo 



Chestnut Blight, 231, 279, 303, 576 



— -brown soils, 298 



— Oak, see Querciis monlaiia 

 Chewing gum, 266, 272, 273 



— materials, 266-7 

 Chicha, 261 



Chick Pea, see Cicer arietiniini 



Chickweed, see Stelloria and Cerastium 



Chicle, 272 



Chicory, 238 



Chile, deciduous summer forest in, 338 



— , sclerophyllous woodland in, 334 



— , scrub and woodland in, 338 



— , temperate rain forest of, 354 



Chili, 261 



Chimneys, 347 



China, 235, 253 



— , Chestnut Blight from, 576 



— , deciduous summer forest of, 341 



— , flora of, i6i 



grass, see Boehmeria nivea 



— and origin of cultivated plants, 233 

 — , savanna-woodland in, 442 



— , subtropical rain forest in, 424 



— , warm-temperate rain forest in, 331 



Chinese Forget-me-not, see Cyno- 



glossicm amabile 

 Chinook wind, 293 

 Chipp, T. F., 311, 378,471 

 Chlamydomonas, 30, 31 



C. (Sphaerelia) nivalis, 489, 490 

 Chlorella, 239 

 Chloromycetin, 265 

 Chlorophyceae (Green Algae), 29, 30, 



31, 32. 39, 495. 496 

 — , antarctic eulitorral, 538 

 — , arctic etc., 333 

 — , benthic, 496, 498, 329, 330 

 — , bog-water forms of, 301 

 — , brine-inhabiting, 302 

 — , Cambrian, 132 

 — , cryophytic, 491 

 — , epiphytic, 300 

 - — , forms in rapidly moving water, 498 



