728 



BOTANY 



Cyanophyceae, 337 



I'yatheaceae, 449 



Cyathium, *614 



Cycadaceae, 484 ; spennatozoids, 91 



< 'ycadinae, 484 



Cycadofilices, 466, 500 



Cycas, 484, *485, *486 



Cyclamen, *648 ; regeneration, 152 



Cycle, 42 



C'yclosporeae, 370 



Cydonia, 595 ; mucilage, 71 



Cylindrocystis, 345 



Cymose inflorescences, 510 



Cynara, 682 



Cynareae, 681 



Cyperaceae, 524 ; sheath, 36 ; silicae, 191 



Cyperus, 525 



Cypress, Cupressus 



Cypripedium, 549 



Cystocarp, 376 



Cystoliths, *68 



Cystopus, Albugo 



Cytisus, *604, *606, 607, 609, adami, 



*317 

 Cytoplasm, 53, 57 



Dactylis, 530 



Dahlia, 687 ; inulin, 80 ; root tubers, 



*47 



Dandelion, Taraxacum 

 Daphne, *631 

 Durlhigtonia, 238, 591 

 Date palm, Phoenix 

 Datura, 661, 663, *664 

 Daucus, 641 ; chromoplasts, *63 

 Decurrent leaves, 33 

 Delphinium, *504, 577, 578 

 Dentaria, bulbils, *23 

 Dermatogen, 157 

 Desert plants, 211 ; excretion of water 



by, 211 



Desiccation, 195 



Desmidiaceae, 345 ; movements, 266 

 Desmodium, movements, 292 

 Deutzia, 593 



Development of the shoot, 18 

 Dextrorse stem climbers, *284 

 Diageotropism, 281 

 Diakinesis, 84 

 Diandrae, 549 

 liiiinthus, 571 

 Duipen&ia, *504 

 Diatomeae, 347 ; form, 12 ; silicon, 191 ; 



movements, 266 

 Diastase, 223 

 Diatropism, 274 

 Dicentra, 587 

 Dichasium, *512, *513 

 Dichogamy, 310 

 ])ichotomosiphon, 361 

 Dicotylae, 551 



Dicotyledons, 113 ; central cylinder, 118 ; 

 medullary rays, 139 ; phloem of, 139 ; 

 secondary thickening of, *1 42 ; second- 

 ary wood, 134 ; vascular bundle, 114, 

 124 ; venation, 35 



Dichotomous branch system, 17 



Dichotomy, 18 ; 'false, 18 



Dictamnus, 612 



Itli-tifnut'iiKi, 420 



Dictyota, *13, *370 ; apical cell, 155 



Dictyotaceae, 370 



Itin-rillii, 675 



Differentiation, 171 



Digenetic reproduction, 298 



Digestive glands, 211 



Digitaliu, 226 



Digitalis, 665, *668, *669 ; folia, '666 



Dill, Anethum 



Dinoflagellata, see Peridineae 



Dioecious plants, 309 



Dionuea, 237, 591 ; leaf, *238 ; move- 

 ments, 295 



Dioscorea, *544 



Dioscoreaceae, 544; thickening, 144; 

 tubers, 49, *50 



Diospyrinae, 646 



Diospyros, 646 



Diplocaulescent, 28 



Diplococcits, 336 



Diploid, 165 



Diplostemonous androecium, 507 



Dipsacaceae, 680 



Dipsacus, 680 



Dipterocarpaceae, 628 



Direct nuclear division, 87 



Dischidia Rajflesiana, 213, 656 ; 



Discomycetes, 391 



Dissemination of seeds, 318 



Divergence of leaves, 41 



Diversi florae, 68? 



Divided lea\< 



Dodder, Oiis<-/>/n 



Dorema, 643 



Dormant buds, 23 



Doronicinn, 688 



Dorsiventral, flowers, 508 ; shoots, 42 ; 

 symmetry, 16 



Dor/ttenia, 564 



Double fertilisation, 305 



Draba verna, petites especes, 300 



l>,;ifnena, *541, 543,688; raphides, *77 ; 

 thickening, 144, *145, *146 



Drepanium, *512 



Itriiii/iK, 552 ; wood, 136 



Drip tips, 35 



Drosera, 236, 591 ; digestive glands, 107, 

 108, 109 ; leaf, *238 



Droseraceae, 591 



Drosophylluni, 591 



Drupe, 520 

 x, 597 



