782 



BOTANY 



Cocoa tree, Theobro'ma Cacao 



Coco-nut Palm, Cocos nucifera 



Cocos, *739, *740, *741 



Coenogametes, 429 



Co/ea, 704, *707 



Coffee plant, Co/ea 



Cohesion, mechanisms, 334 ; theory, 237 



Cola, 651 



Colchicum, *722, 724, 726 ; seed of, *5SO 



Coleochaete, 404, *405 



Collective species, 322 



Collema, 474 ; carpogonium, *473 



Collenchyma, 61, *62 



Colleter, *57, 176 



Colletia, 657 



Colloidal solutions, 15 



Colouring matters, 268 



Colours of flowers, 554 



Coltsfoot, Tussilago Farfara 



Columella, 483, 492 



Columniferae, 647 



Combinations, 325 



Comfrey, Symphytum 



Commelina, 730 



Commelinaceae, 730 



Commiphora, 655 



Companion cells, 158 



Compass plant, Lactuca Scariola 



Compass plants, 351 



Compensations, 297 



Complementary tissue, 59 



Compositae, 711 



Conducting tissues, 62 



Conduction, 243 



Conferva, *397 



Conidiospores, 195 



Coniferae, 592 ; microspores of, 566 



Conium, *678, 682, *683 ; ovary of, *549 



Conjugatae, 392 



Conjugation in Spirogyra, 396 



Connecting threads, *44 



Connective, 546 



Consortium, 469 



Contact, stimulus of, 292 



Contortae, 687 



Contractile roots, 180 



Convallaria, *100, *107, 725 



Convergence of characters, 174 



Convolvulaceae, 691 



Convolvulus, 691, 693 



Copalfera, 669, 670 



Cora, 470, *474 



Coralliorrhiza, '*191, 256, 746 



Cor chorus, 649 



Cordaitaceae, 604 



Cordaites, *604, 605 



Cordyline, *143, 725 



Corethron, *390, 391 



Coriandrum, *678, 683 



Cork, *10, 58, *59, *160, *161 ; stone, 58 



Cork cambium, 58, 162 



Cork cells, 162 

 Cork oak, 162 



Cormophytes, 73 ; gametophyte of, 83 

 Cormus, 83 ; adaptations of, -165 ; con- 

 struction of the typical, 84 ; secondary 

 growth iu thickness of, 140 



Cornaceae, 678 



Cornelian Cherry, Cornus mas 

 Cornus, *678 



Corolla, 546 



Coronilla, 672, *673 



Correlation, 296, 310, 314 



Corsinia, sporogonium, *480 



Cortex, 92 



Corydalis, *642, 643 ; seed of, *581 



Corylus, 611 ; catkin of, *553 



Cosmarium, 393, *394 



Cotton, hairs of, 54, *55 



Cotton-grass, Eriophorum angustifolium 



Cotyledons, 117, 565, 575 ; number of, 588 



Cowberry, Vaccinium iritis idea 



Crambe, *643, 646 



Crassula, 658 



Crassulaceae, 658 ; respiration, 271 



Crataegomespilus, 299 



Crataegus, 661 ; leaf of, *109, *608 



Craterellus, 463 



Crenothrix, 371, 376 



Orepis, 716 



Cribraria, 384 



Cribraria rufa, *382 



Crinum, 726 



Crocus, *728 



Crossotheca, *535, 536 



Cross-pollination, 201, 558 



Croton, 625, 627 



Crown-gall, 373 



Cruciferae, 643 



Crustaceous lichens, 470 



Cryptogams, 366 



Cryptomeria, 606 



Cryptomonadinae, 380 



Cryptomonas, *380 



Cryptospora, *443 



Cucumber, Cucumis sativus 



Cucumis, 709 



Cucurbita, 95, 709 ; pollen-grain of, *36 ; 

 sieve-tubes, *63 ; tactile pits, *353 



Cucurbitaceae, 707 ; tendrils, *354 



Cupressineae, 596 



Cupressus, 597 



Cupuliferae, 611 



Curcuma, 745 



Curvature, 327 



Cuscuta, 189, *190, 259, 693 



Cuticle, 50 



Cutinisation, 38, 39 



Cutis tissue, 57 



Cutleria, *413, 414 



Cutleriaceae, 414 



Cuttings, 284 



