I NDE X. 



^55 



chyma, 424; stomata, 35, 

 37 ; structure of root, 

 613; of stem, 608; vas- 

 cular system, 248, 298, 

 301, 335, 352, 356; tra- 

 cheides, 165, 



Cycas, 31, 118: epidermis, 

 35; vascular system, 301. 



Cycas circinalis, 13,608,612. 



Cycas revoluta, 14, 102 : 

 course of leaf-trace, 609 

 (Figs. 239, 240); cuticle, 

 75; epidermis, 77; pits, 

 71 ; secretory reservoirs, 

 203 ; stomata, 40 ; vascu- 

 lar bundle, 336 (Figs. 158, 

 159), 357 ; wax, 82. 



Cyclamen, 25: endodermis, 

 415; water-pores, 5 1 . 



Cyclantheae, 10. 



Cyclanthera pedata, vascu- 

 lar system, 248. 



Cyclanthus, vascular system, 

 361. 



Cyclopteris-nervation, 301. 



Cydista, 574. 



Cydonia, pith, 403. 



Cydonia vulgaris, 493. 



Cymbidium ensifolium, 



aerial roots, 228, 229. 



Cymbidium marginatum, 

 228. 



Cymodocea, vascular sys- 

 tem, 275, 368. 



Cymodocea aequorea, 275, 

 369. 



Cymodocea isoetifolia, 275. 



Cymodocea nodosa, 32. 



Cymodocea rotundata, 32. 



Cynara, i 50. 



Cynara Scolymus, 448, 



Cynareae, oil passages, 445 ; 

 secretory sacs, 146, 149, 



153- 



Cynoglossum, mucilage, 143. 



Cyperaceae, 10, 32 : air- 

 spaces, 213, 216; endo- 

 dermis, 122, 124; hair 

 structures, 63 ; paren- 

 chyma, 407, 409, 415; 

 sclerenchyma, 418; secre- 

 tions, 102, 137; stomata, 

 35 ; vascular system, 265, 

 268, 327, 339, 359. 



Cyperus, 265 : air-spaces, 

 216, 217 ; endodermis, 

 124; stomata, 40; vascu- 

 lar system, 359. 



Cyperus alternifolius, 359, 

 360 : air spaces, 216, 



Cyperus aureus, 339. 



Cyperus fuscus, 217. 



Cyperus longus, 359. 



Cyperus vegetus, 422. 



Cypripcdium, 407. 



Cyrtochilum bictoniense, 

 229. 



Cyrtopodium, velamen, 227. 



Cystoliths, 103. 



Cytinus Hypocistis, intra- 

 matrical body, 384. 



Cytisus, annual rings, 476 ; 

 mucilage, 74. 



Cytisus Laburnum, annual 

 rings, 507 ; bast layer, 468 

 (Fig. 202), 521 (Fig. 210); 

 medullary rays, 489 ; peri- 

 derm, 548 ; secondary 

 growth, 465 (Fig. 198), 

 482 (Fig. 206); tracheides, 



480 (Fig. 205); woody 

 fibre, 482 (Fig. 207). 



Dacrydium, secretory reser- 

 voirs, 442. 



Dahlia, endodermis, 415 ; 

 oil passages, 446, 447 ; 

 pitted vessels, 163 ; stone- 

 elements, 127 ; vascular 

 system, 297. 



Dahlia variabilis, scleren- 

 chyma, 127 (Fig. 52). 



Dammara, 14: fibres, 130, 

 133; resin canals, 442; 

 sclerenchyma, 424; vascu- 

 lar systen), 246, 301, 325, 

 380. 



Dammara alba, 325. 



Dammara australis, 246. 



Dansa, vascular system, 

 290. 



Daphne, mucilage, 74 ; pits, 



481 ; sieve-tubes, 231 ; 

 tracheides and fibres, 483 ; 

 vascular system, 338. 



Daphne Mezereum, 479 : 

 fibre, 131, 528. 



Dasylirion, cuticle, 76, 77; 

 sclerenchyma, 418; sto- 

 mata, 37. 



Datura, sieve-tubes, 231. 



Daucus, medullary rays, 

 491 ; vascular system, 



353- 

 Daucus Carota, root, 516, 



524. 

 Davallia, sclerenchyma, 426, 

 427 ; vascular system, 288, 



3i3> 344- 

 Davaliia bullata, 288. 

 Davallia canadensis, 288. 

 Davallia chaerophylla, 313. 

 Davallia divaricata, 313. 

 Davallia dissecta, vascular 



system, 246 (Fig. 134). 

 Davallia elata, 427, 428. 

 Davallia elegans, 288, 426, 



427- 



Davallia heterophylla, 288. 

 Davallia parvula, 288. 

 Davallia pedata, 288. 

 Davallia pyxidata, 288, 344, 



426, 427. 

 Davallia stenocarpa, 313. 

 Davilla brasiliana, silica in 



leaves, 102. 

 Delphinium, water-pore, 51. 

 Dendrocolla teres, aerial 



roots, 229. 

 Dennstaedtia, vascular sys- 

 tem, 284, 294, 342. 

 Dennstaedtia cornuta, 294. 

 Dennstaedtia davallioides, 



284. 

 Dennstaedtia punctilobula, 



284. 

 Dennstaedtia rubiginosa, 



294. 

 Dennstaedtia scandens, 284. 

 Dennstaedtia tenera, 284. 

 Dentaria pinnata, 127. 

 Dermal glands, 89 : secre- 

 tions of, 98. 

 Dermatogen, 7. 

 Descent, in relation to 



structure, 24. 

 Desmanthus, spongy cortex, 



212. 

 Desmanthus natans, 2, 212, 



213. 

 Desmogen, 389. 

 Desmoncus, 266. 

 Deutzia,lenticels, 560; phel- 



loderm, 552. 

 Deutzia scabra, hairs, 61 ; 



periderm, 552; silica in 



leaves, 102. 

 Diachyma, 406. 

 Dianthus, periderm, 552; 



vascular system, 243: wax, 



87. 

 Dianthus barbatus, 410. 

 Dianthus Caryophyllus, 71 : 



cuticle, 76 ; epidermis, 



79 ; parenchyma, 407, 



410 ; stomata, 37, 75 ; 



vascular system, 243, 305; 



wax, 87. 

 Dianthus plumarius, 7 1 : 



cuticle, 76, 411, 4x9, 458, 



499. 

 Diaphragms, 217. 

 Dicella, anomalous wood, 



578, 580. 

 Dichorisandra, 31 : vascular 



system, 270, 311. 

 Dichorisandra oxypetala, 



270. 

 Dichorisandra thyrsiflora, 



270. 

 Dicksonia, sclerenchyma, 



429; vascular system, 286. 



