Cocculus, 247 Cochineal Insect, 371 Cockscomb, 420 Coffee Tree (_fig._ 39), 91 Colchicum, 451 Collar of a plant, 30 Collinsia, 412 Collomia, 407 Colocynth, 361 Coltsfoot, 107 Columbine (_fig._ 12), 31 Combretum, 353 Commelina cælestis, 452 Compositæ, 98, 390 Comptonia, 204 Compound flowers, 98 Compound leaf, 252 Concentric rings, 235 Cone of a Scotch Pine (_fig._ 94), 210 Confervæ, 472 Constantinople Nut, 201 Convallaria, 448 Convolvulus, 407 Corchorus japonica, 59 Cordiaceæ, 410 Cork Tree, 194 Corms, 443 Corn Blue-bottle, 104 Corn Cockle, 293 Corn Poppy (_fig._ 111), 260 Corn Salad, 388 Cornelian Cherry, 381 Cornus, 381 Corræa, 341 Coriaria, 342 Corrigiola, 365 Corolla (_fig._ 2), 7 Corollifloræ, 237 Corymbs, 69 Corydalis, 266 Cotton Grass, 457 Cotton Thistle (_fig. 42_), 99 Cotton Tree, 299 Cotoneaster, 73 Cotyledons (_fig._ 102), 39, 233, 317, 325 Cowper’s Lines on the Oak, 193 Cow Tree, 166 Crack Willow, 183 Cranberry (_fig._ 63), 131 Crassula, 366 Cratægus, 70 Creeping Cereus, 370 Crinum, 446 Crocus, 443, 451 Croton Oil, 430 Crowea, 341 Crowfoot, 14 Cruciferous Plants, 266 Crucinella stylosa, 97 Cryptogamic Plants, 236 Cucubalus, 292 Cucumber, 360 Cunonia, 378 Cuphea, 356 Cup Moss, 469 Cupressus, 223 Curcuma, 441 Currants, 374 Cuscuta, 408 Custard Apple, 245 Cycas, 229 Cyclamen, 417 Cyclobothra, 450 Cydonia, 70 Cymes of flowers, 301 Cynoglossum, 409 Cyperaceæ, 457 Cypress, 223 Cypress knees, 225 Cyprus Turpentine, 348 Cyrtandraceæ, 412 D. Daisy, 104 Dandelion (_fig._ 44), 102 Date Palm, 453 Date Plum, 400 Datisceæ, 273 Datura, 152 Daviesia, 40 Day Lily, 447 Deadly Nightshade, 146 Dead Nettle, 414 Deal, 208 Deciduous Cypress, 224 Decumaria, 358 Deodar, 217 Deutziæ, 358 Devil-in-a-Bush, 26 Dewberry, 57 Dianthus, 289 Dichlamydeæ, 237 Diclytra, 266 Dicotyledonous Plants, 234 Dictamnus, 341 Didymocarpus, 412 Digitalis, 411 Dillenia, 240 Dillwynia, 40 Dionæa muscipula, 284 Dioscorea, 447 Diosma, 341 Diphylleia, 253 Dipsacus, 389 Dirca palustris, 427 Dock, 423 Dodecatheon, 418 Dog Rose, 52 Dog Violet, 450 Dogwood, 381 Dorsal Suture, 37 Dortmannia, 392 Doryanthes, 446 Double Flowers, 16 Dracæna, 449 Dragon Wood, ib. Drimys Winteri, 241 Drosera, 284 Dryandra, 425 Duckweed, 455 Duke of Argyle’s Tea-tree, 146 Dumb Cane, 454 Dutch Rush, 465 Duvaua, 347 Dyer’s Weed, 273 E. Ebony, 400 Eccremocarpus, 404 Echinocactus, 369 Echium, 409 Edwardsia, 40 Egg Plant, 143 Ehretia, 410 Elæagnus, 428 Elæocarpus, 302 Elder, 382 Elephant’s Foot, 447 Elm, 432 Empetrum, 433 Enchanter’s Nightshade, 84 Endive, 101