Crassulaceae, 470 ; floral dia- 

 gram, 457 ; inflorescence, 

 ^11. 



Crateruspermum, 49. 



Craticular states (resting- 

 cells in Diatoms), 20. 



Crenothrix, 25. 



Crests on seeds, 430. 



Crinum, endosperm, 441 ; 

 nucellus, 441 ; seed, 430. 



Crinum capense, seed-coat, 

 394. 



Crocus, embryo -sac, 389, 

 441 ; interval between pol- 

 lination and fertilisation, 

 390 ; style, 380 ; syner- 

 gidae, variation in, 389. 



Crocus vernus, Fig. 361. 



Cross-fertilisation, 404. 



Cross-pollination, 404. 



Crozophora tinctoria, floral 

 diagram, 456 and Fig. 394. 



Crucibulum vulgare, 137; 

 course of development, 

 137, 138. (Figs. 91, 92.) 



Cruciferae, 469 ; inflores- 

 cence, 411, 452 ; embryo, 

 447; floral formula, 420, 

 458, 459; flowers, 455; 

 fruit, 428 ; germination, 

 450 ; inflorescence, 406, 

 407; nectary, 307, 381; 

 pro - embryo, 400 ; seed, 

 446; stigma, 380; tetra- 

 dynamy, 359. (Fig. 347.) 



Crustaceous Lichens, 115. 



Cryptomeria, 339, 



Cryptomeria japonica, fe- 

 male flowers, 327, (Fig. 

 256.) 



Cucumis, inflorescence, 411. 



Cucumis Melo, nectary, 381. 



Cucurbita, inflorescence, 4 1 1 ; 

 embryo, 446, 448 ; fertili- 

 sation, 307 ; fruit, 426,429; 

 germination, 450; seed, 

 446 ; stamens, 357. (Fig. 

 385.) 



Cucurbita Pepo, Figs. 280, 

 293, 294. 



Cucurbitaceae, 472; inflores- 

 cence, 411; endosperm, 

 396 ; inline, 367 ; pollen- 

 tube, 390; stem, 466, 477. 



Cunninghamia, 339 ; female 

 flowers, 327. 



Cunninghamia sinensis. Fig. 

 56. 



Cunonieae, 470. 



Cup (Gasteromycetes), 137, 

 138. 



Cupressineae, 339 ; archego- 

 nia, 333 ; embryo, 337 ; 

 female flowers, 332 ; fer- 



I XD E X. 



tilisation, 335 ; fruit, 538 ; 

 macrosporangia, 329, 331 ; 

 male flowers, 324; ovule, 

 305; pollen-grain, 325; 

 pollination, 325. 



Cupressus, 320,521,322, 325, 

 329030,339; resin-glands, 

 345. 



Cupressus Lawsoniana, Fig. 

 256. 



Cupressus sempervirens, 

 archesporium, 332. 



Cupule, 353. 



Cupuliferae, 467 ; diclinism, 

 347 ; endosperm, 396 ; 

 pollen, conveyance, 405; 

 pollen-tube, 367. 



Cuscuta, 12 ; embryo, 446; 

 endosperm, 461. 



Cutleria, 65, 69 ; fertilisation, 

 6 ; propagation, 69 • thal- 

 lus, 69, 70. 



Cutleria adspersa, 69 note. 



Cutleriaceae, 69. 



Csanophyceae, 13, 20, 21; 

 divisions, 22. 



Cyathea, 227. 



Cyathea Imrayana, 226. 

 (Figs. 180, 181.) 



Cyatheaceae, 194, 197, 227 ; 

 prothallium, 200 ; spo- 

 rangia, 216. 



Cyathophorum, leaves, 168. 



Cycadeae, 299, 309, 313; 

 affinities, 313; cauline 

 bundles, 308; flowers, 314; 

 fundamental tissue, 344, 

 345 ; growth in thickness, 

 344 ; intercellular pas- 

 sages, 345 ; leaf-tissues, 

 345; leaves, 313; macro- 

 sporangia, 317 ; macro- 

 spore, 317; medullary 

 rays, 344; microsporangia, 

 315; ovules, 385; roots, 

 314; stem, 314, 344 ; sto- 

 mata, 345. 



Cycas, carpels, 306 ; cortical 

 bundles, 344; cotyledons, 

 318; flowers, 314; fructi- 

 fication, 303 ; fruit, 311 ; 

 growth in thickness, 344 ; 

 leaves, 313; stem, 314. 



Cycascircinalis,embryogeny, 

 318 note. 



Cycas glauca, roots, 318. 



Cycas revoluta, vascular bun- 

 dles, Fig. 246. 



Cycas Rumphii, microspores, 

 316. 



Cyclanthaceae, 444. 



Cyclanthera, stamen, 354. 



Cyclic flowers, 412, 454. 



Cycloniyces, hymenium, 152. 

 K k 



497 



Cyclotella Kutzingiana, aux- 



ospores, 19. 

 Cydonia, 131. 



(]ydonia vulgaris, seeds, 4 50. 

 Cylindrocapsa, 42, 43. 

 Cylindrocystis, 50. 

 Cymatopleura, auxospores, 



19. 

 Cymose umbel, 408. 

 Cynanchium, inflorescence, 



409. 

 Cyperaceac, 444 ; perianth, 



351; vascular bundles, 44 3. 

 Cyperus, inflorescence, 408. 

 (]ypripedieae, pollen, 369. 

 C]ypripedium, 445 ; anthers, 



354; floral diagram, 415 



and Fig. 344; staminodes, 



360. 

 Cypripedium calceolus. Fig. 



'284. 

 Cystidia (Basidiomvcetes), 



136. 

 Cystocarp/ Florideae), 78, 80. 

 Cystococcus, 124. 

 Cystococcus humicola, 125. 

 Cystocoleus, 124. 

 Cystopus, 92 ; germination, 



96 ; propagation, 7, 83, 



93, 94- 

 Cystopus candidus, 93, 94. 



(Figs. 56, 57.) 

 Cystopus Portulacae, 94. 

 Cystosira, 70; conceptacle, 



71 note\ germination, 72. 

 Cytineae, 472 ; embryo, 446. 

 Cytisus, inflorescence, 411. 



Dacrydium, 339; ovule, 330. 



Daedalea, hymenium, 132. 



Dahlia variabilis, 450. 



Dammara, 339 ; female 

 flowers, 326 ; leaves, 322 ; 

 male flowers, 325 ; ovules, 

 385 ; seed, 331 ; stomata, 

 345; vascular bundles, 342. 



Dammara australis. Fig. 

 256. 



Danaea, fundamental tissue, 

 255; sporangia, 253, 254, 

 255; stem, 252; tissues, 

 255. 



Danaea trifoliata, 252. 



Dasycladus, 30 ; isogamous 

 reproduction, 31. 



Date, endosperm. 429. 



Date-palm, 395. 



Datisceae, 470. 



Datura, fruit, 428; seed- 

 coat, 430. 



Davallia, 228. 



Davallieae, 227. 



Dawsonia, antheridia, 174; 

 spore, 180 ; stem, 167. 



