Colloids, 670. 
Colouring-inatterSj 764. 
Colours of leaves in autumn, 
734. 
Columella, 345, 353, 354, 
375, 379, 380, 381, 441 
(Figs. 238, 266, 273). 
Coliimnea, 222, 548,61 1 (Fig. 
416). 
Columniferse, 661. 
Colymbea, 507. 
Combined hylDrids, 919. 
Combretaceae, 662. 
Comesperma, 653. 
Commelynaceae, 88, 632 (Fig. 
86). 
Common bundles, 155, 156, 
407, 496, 530, 629, 649. 
Compositae, 93, 176, 194, 538, 
540, 555, 571, 572, 575, 
587, 596, 609, 613, 615, 
617, 639, 643, 659, 871, 
872, 910 (Fig. 445). 
Compound glands, 86, 91 
(Figs. 76, 77). 
Concentric bundles, 112. 
Conceptacle, 281 (Fig. 184). 
Concussion, Irritability to, 
881. 
Condition of aggregation of 
organised structures, 663, 
960. 
Conducting tissue for the 
assimilated food-materials, 
711. 
Conducting tissue of style, 
568. 
Conduction of heat, 725. 
Cone of growth, 138. 
ConfervacccT, 281, 329. 
Conidia, 223, 239. 
Coniferae, 93, 104, iii, 113, 
130, 158, 174, i8r, 185, 
204, 213, 486, 490, 497, 
507, 531, 743, 958. 
Conjugatas, 9, 244, 252, 257, 
897. 
Conjugation, 8, 9, 224, 234, 
253, 257, 261, 264, 897. 
Connective, 491, 541 (Figs. 
364, 490). 
Contortae, 658. 
Contractile organs, 756, 888. 
Convallaria, 579, 624. 
Convolvulaceae, 88, 555, 658, 
915. 
Convolvulus, 217, 862. 
Copper, 695. 
Corallina, 65. 
Corallineae, 289. 
Corallorhiza, 164, 214, 241, 
620, 697. 
Cordyline, 129. 
Coriaria, 187 (Fig. 144). 
INDEX. 
Cork, 20, 33, 95, 106, 415, 
949 (Fi-. 90). 
Cork-cambium, 82, 107 (Fig. 
90). 
Corm, 622 (Figs. 422, 423). 
Cormophytes, 151. 
Cornus, 540. 
Cornaceae, 661. 
Corolla, 538. 
Corolliflorae, 632, 655, 662. 
Corona, 213, 539 (Fig. 361). 
Cofpusculum, 486, 498, 521. 
Corrosion by roots, 702. 
Cortex, 96, 108, 120, 289, 
293. 
Cortical sheath, 650. 
Coryanthes, 677. 
Corydalis, 535, 604, 618, 906. 
Cosmarium, 259 (Fig. 171). 
Costus, 623, 625. 
Cotyledon, 214, 426, 447, 
448, 473, 499, 501, 507, 
587, 618, 634, 704, 715. 
Crambe, 544. 
Crassulaceae, 104, 194, 645, 
652, 661, 949. 
Crataegus, 108, 651. 
Graterospermum, 257. 
Cremocarp, 615. 
Crest, 618. 
Crinum, 98, 586, 618, 628. 
Critenchyma, 123. 
Crocus, 568, 580, 581, 583, 
872, 875 (Fig.423j. 
Crown, 299. 
Crozophora, 644 (Fig. 453). 
Crucibulum, 71, 339 (Figs. 
55, 228, 229, 230). 
Cruciferae, 104, 494, 573, 
574, 578, 595, 599, 604, 
607, 616, 633, 634, 637, 
641, 647, 657 (Fig. 413). 
Cruciflorae, 646, 655, 657. 
Crustaceous Lichens, 319. 
Cryptomeria, 527. 
Crystalloids, 49, 55, 289, 
672, 947, 948 (Fig. 48). 
Crystals, 53, 64, 84 (Fig. 52). 
Cucumis, 569, 925. 
Cucurbita, 22, 29, 32, 36, 
43, 58, 89, 495, 545, 554, 
634, 635, 637, 868, 925, 
952 (Figs. 34, 35, 74, 98, 
99, 368, 379, 444). 
Cucurbitaceae, iii, 217, 555, 
570, 587, 643, 654, 658, 
865, 924, 936, 949- 
Cunninghamia, 518,527, 533. 
Cunninghamieae, 527. 
Cunonia, loi, 102. 
Cunoniaceae, 661. 
Cuphea, 579. 
Cupressineae, 209, 493, 507, 
526. 
Cupressus,509,5i6, 517,527, 
532. 
Cupule, 348, 369, 540 (Figs. 
233, 251). 
Cupuliferae, 535, 587, 633, 
656. 
Curvature of concussion, 787. 
Cuscuta, 217, 241, 634, 637, 
649, 721, 865. 
Cuscuteae, 658. 
Cuticle, 34, 98. 
Cuticularisation of the cell- 
wall, 20, 33 (Fig. 37). 
Cutlerieae, 956, 
Cyanophyceae, 244, 246,954. 
Cyatheaceae, 391, 435, 438, 
441. 
Cyathium, 647. 
Gycadeae, 93, 486, 488, 489, 
490, 491, 496, 497, 498, 
500, 501, 515, 519, 531, 
573, 950, 958. 
Cycas, 493, 499, 503, 531 
(Fig. 343). 
Cyclantheae, 631, 952. 
Cyclanthera, 541. 
Cyclic, 600, 608, 641, 657. 
Cyclomyces, 336. 
Gydonia, 578. 
Cylindrocystis, 258. 
Cyme, 179, 597. 
Cymose infloresence, 596. 
Cymose umbel, 179, 596. 
Gynanchum, 598. 
Cynara, 733, 883, 892 (Fig. 
473)- 
Cynaraceae, 93, 881, 883, 
886. 
Cynarex, 887, 891, 894. 
Cynoglossum, 54, 598. 
Cyperaceae, 538, 627, 631, 
952. 
Cyperus, 596 (Fig. 372). 
Cypripedium, 548, 557, 603. 
Cystocarp, 292. 
Cystococcus, 249, 329. 
Cystocoleus, 329. 
Cystolith, 36, 65, 68, 948 
(Fig. 53). 
Cystopteris, 430. 
Cystopus, 235, 275, 277 (Figs. 
180, 181). 
Cystoseira, 282. 
Cytineae, 656. 
Cytisus, 599, 943. 
Dacrydium, 527. 
Dahlia, 26, 63, 119, 166, 713, 
921, 939 (Figs. 25, 26, 29, 
51,74)- 
Daily periodicity of growth, 
823. 
Dammara, 5 1 1, 513, 519, 527» 
Danaea, 416. 
