942 



INDEX. 



Cupressus. egg-cells, ii. 419. 



— embryo development, ii. 433. 



— fertilization, ii. 420. 



— pollen-storing and dispersion, ii, 146. 

 Cupressus fastigiatav dimensions, &c., i. 720. 

 Cupressus sempervireus, female flower, ii. 



443. 



— ripe cone, ii. 443. 

 Cups, of Peziza, ii. 682. 

 Cupula, of Oak, ii. 435. 

 Cupulifera, fertilization, ii. 413. 



— mycorhiza, i. 251. 

 Curculiso, epiphyllous buds, ii. 44. 



Curl disease of Peach, &c.. cause of, ii, 524. 

 Currant -gall, on Oak, ii. 526. 

 Curvispina, section of Rhamnus, ii. 299. 

 Cuscuta. i. 1S2, 687. 



— affinities i. 171. 



— autogamy, ii. 344. 



— distribution, i. 171. 



— embryo, i, 596, 648, 750; ii. 450. 

 Cascuta, Exiropean species annual, i. 175. 



— life on host, i. 172, 174. 



— scaly stem, i. 651. 



— seed, i. 647. 



Cusuuta Europsea, weather and pollination, 



u. 391. 

 Cuscuta Trifolii, i. 172. 

 CuUcIe, i. 62, 78, 278, 



— and animals, i. 432. 



— functions in leaves, i, 226, 284. 



— general texture, modifications, 1. 310. 



— in relation to water-absorption, i, 227, 



— modifications of, iu rolled leaves, i. 302. 



— of epidermal cells. Impermeability to 



water, ii. 309, 



— of stoma, function, i. 164. 



— on particular cells of hairs, i. 228. 

 Cuticularized layers, i. 309. 

 Cutleriacese, thallus, ii. 661. 

 Cutting, morphological value, ii. 6, 

 Cuttings, perpetuation of crossings by, ii. 



555. 556. 



— propagation by, i. 250, 251. 



— root formation, i. 772. 

 Cyanogen, i, 454. 

 Cyanophycese. ii. 606, 621, 

 Cyathea. caudex, ii. 705. 



Cyathea elegans, fertile pinna, ii. 711. 

 Cyatheacea;, characteristics, u. 706, 703. 

 Cyathus, structure, ii. 690. 

 Cyathus striatus, ii. 690. 

 Oycad, caudex, i. 714. 

 Cycadaceie, description, ii. 718. 



— fossil remains, ii. 636, 720. 



— number of species, ii. 720. 

 Cycadales, ii. 718. 

 Cycad-cone, i. 193. 

 Cycads, at Kew, ii. 720. 



— dimensions, ii. 718. 



— dioecious, ii. 299. 



— mode of growth, i, 659, 



— ovules, development of, iL 8L 



— pollen-grain, ii. 96, 



— protection of pollen, ii. 124. 



— seeds and carpels, ii. 441. 



— spiuose leaves, i. 438. 



— vitality of sperm atoplasni, ii. 96. 

 Cycas and Nostoo, ii. 622. 



— ovule, ii, 413. 



— ovule quite exposed, ii. 72. 

 Cycas circinalis, size of leaf, i. 287, 

 Cycas revoluta, carpel and ovules, ii. 74. 

 carpels, ii. 720. 



group of, ii. 719. 



Integument of ovule, ii. 81. 



eeed-coat, ii. 439. 



Cyclamen, autogamy, ii, 333, 379. 



— cause of flecked appearance of leaves, i. 



285. 



— dehiscence of pollen-sacs, ii. 92. 



— nectary concealment, ii. 181. 



— pollen-sprinkling, ii. 274. 



— ripening of fruit, iL 873. 



Cyclamen europseum, &c., anthocyanin, it 



519, 520, 

 duration of flowering, 11. 213. 



Cyclamen europjeum. &c., scent, ii. 200, 201. 



stamen, ii. 91- 



Cyclanthaceae, dehiscence of pollen-sacs, ii. 

 92. 745. 



Cyclanthera explodens, seed-dispersal, ii. 836, 



Cyclanthera pedata, tendril, i. 697. 



Cyclops, i. 122. 133, 153. 



Cyclostigma, group of Gentians, conceal- 

 ment of honey, ii. 182. 



Cydonia, fruit, ii. 436. 



Cydonia Japonica, root-slips, ii. 27. 



Cylindrocapsa, reproduction and structm-e, 

 ii. 650. 



Cymbalaria, sub-genus of Saxifraga, ii. 346. 



Cyme, modifications, i. 738, 746. 



Cymodocea, poUen and pollination, ii, 104. 



Cymodocea antarctica, bulbils, ii. 457. 



dispersal of offshoots, ii 807. 



Cymopolia. structure, ii. 647. 



Cynauchum, cotyledons, i. 608. 



— scent, ii. 202. 



Cynanchum fuscatum. plumed seeds, ii. 857- 



Cynanchum Vincetoxicum, as host of Cron- 



artium asclepiadeum, ii. 615. 



downward pull of roots, i. 767. 



Cynara scolymus, i. 189. 



fruit, ii. 432. 



Cynipedes and Oak-apples, ii. 537. 



— escape of larvae from galls, ii. 538. 

 Cynips caput-medusie, gall on pericarp of 



Quercus pubescens, ii. 540, 541. 

 Cj-nips Hartigii, bud-galls on Quercus sessi- 



liflora, ii. 541. 

 Cynips Kollari. galls on Oak twig, ii, 541. 

 Cynips lucida, bud-galls on various Oaks, ii. 



Cynips polycera, bud-galls on Oak, ii. 541, 



542. 550. 

 Cynoglossum, honey concealment, ii. 180. 



— protogynous, ii. 310, 311. 

 Cynoglossum pictum, flower, iL 180. 



hooked fruit, ii. 871. 



Cynomoriaceie, ii. 762, 

 Cynomorium, life-history, i. 193. 



— medicinal use, L 198. 



— sole Exiropean species of Balanophorere 



hosts, i. 193. 

 Cynomorium coccineum, L 197. 

 Cyperacew, ii. 142. 



— description, ii. 746. 



— habitats, number of species, &c., iL 748. 



— pollen-grain, ii. 102. 

 Cyperus, germination, i. 605. 



— switch-plants, i. 330. 



Cyperus Papyrus. See Papyrus antiquorum. 

 Cypress. See Cupresstis fasti giata. 

 Cypripedium, iL 736. 



— anthocyanin. i. 520. 



— edible floral hairs, ii. 170. 



— stamens, iL 253. 



— stigmas, ii. 253. 



— transference of pollen to insects, ii. 245. 

 Cypripedium Caiceolus, duration of flowers, 



U. 214. 



flower and bee, ii. 249. 



pollination, ii. 245. 



Cypripedium caudatum. See Paphiopedil- 

 ium caudatum. 



Cypripedium insigne, &c., duration of flower- 

 ing, ii. 214. 



Cypris. i. 122, 153. 



Cyrtandreje, scarlet flowers in. ii 196. 



Cyst, of Myxomycete Plasmodium, ii. 619. 



Cystoliths, of Boehmeria, optical effect, i. 

 285. 



Cystopus candidus, ii. 22, 56, 670. 



and Capsella Bursa-pastoris, ii 525. 



Cystosira, ii. 664. 



— as host-plant, i. 77. 



— luminosity, i. 3S8. 



— on crabs, i. 77. 



— structure, i. 590. 



Cystosira barbata, where thrives best, i 105. 

 Cytinaceaj, ii. 755. 



Cytinushypocistus, a parasite, L 197, 201-204. 

 Cytisus, i. 250, 298. 330, 



— cold resistance experiments, ii 4S9. 



Cytisos, insects and keel movements, ii 252. 

 Qytisiis Adami, alleged graft-hybrid, ii. 570. 

 Cytisus albus, protection of stomata from 



moisture, i. 293. 

 Cytisus alpinus, and buds of C. Adami, iL 



570. 



scent, ii. 201. 



Cytisus australis, &c, resistance to cold, ii 

 489. 



Rovigno, ii 489. 



Cytisus candicans, protection of stomata 



from moistiire, i 298. 

 Cytisus Jacquinianus, and buds of C. Adami 



ii, 570. 

 Cytisus Laburnum, alluring floral tissue, ii 



170. 



flower-opening constant, i. 559. 



preparation of flowers for insect vi^ts, 



iL 223. 



seedling, i. 9, 



seeds and cold, i 544. 



Cytisus radiatus, chlorenchyma and stomata. 



i332. 



details, i 299- 



geographical distribution, kc, L 297. 



green tissue, position, L 471. 



protection of stomata from moisture, i. 



297. 

 Cytisus spinosus, spines, L 443, 449. 

 Cytoplasm, formative importance, iL 491. 

 — views regarding, ii. 493. 



D. 



Dabeocia polif olia, geographical distribution, 



i. 307. 

 Dacryomyces, shrivelling through loss of 



water, L 216. 

 Dactylis, pollination, ii. 142. 

 Diedalea quercina, ii. 21, 689. 

 Dffimonorops hygrophilus, shoot apes, i. 676. 

 Daffodil family. See AmaryUidta. 

 Dahlia, propagation of crossings, ii. 556. 

 Dais cotonifoUa, propagation by root-slips, 



u. 27. 

 Dame's Violet. See ffesperis. 

 Dammara. See Agathis. 

 Damping-off, iL 670. 

 Dandelion. See Taraxacum officinale. 

 Dandruff, due to Microsporon furfur, i. 169. 

 Daphnales, description, ii. 752. 

 Daphne, pollen-grain, ii. 102. 



— protection of pollen from wet, ii. 111. 



— stigma, ii. 281. 



Daphne alpina, scent, ii 201, 203, 

 Daphne Blagayana, ii. 240, 752. 



geographical distribution, ii. 902. 



scent, ii. 203. 



Daphne Laureola, scent, ii. 201. 



sheltering of pollen, ii. 108. 



spongy tissue of leaf, i. 279. 



Daphne Mezercum, ii. 289, 753. 



berry, ii. 427. 



cross-fertilization, iL 301. 



fruiting branch, ii. 426- 



hermaphrodite, ii. 296. 



leaf -size and vertical range, L 287. 



— — resemblance of flowering Apodanthes, 



with host, to, i. 201. 



thermal constants, i, 559, 



Daphne Philippi, scent, ii. 201. 203, 209. 



sheltering of pollen, ii. 108. 



Daphne pontica, scent, iL 201. 

 Daphne striata, scent, ii 201. 203. 

 Darkness, germination and growth in, i. 518. 

 Darlingtonia Califomica, general account, 



i. 127. 

 Darwin and cross-fertilization, iL 331. 



— compares root-tip to simple brain, i. 776. 



— Fertilization of Orchids, ii. 738. 



— his influence on the study of botany, i. 16. 



— theory of natural selection, i. 600. 

 DasyactLS, circular movement^ i. 6S4, 



— habit, i 248. 589. 



— lime iucrasted, i. 260. 



