INDEX. 



941 



OorydaliB lutea. flower, ii. 226. 



pollen-grains, ii. 98. 



Corydalis ochroleuca, behaviour to own and 



foreign pollen, ii, 406. 

 Corylaceifi, ohalazogamic fertilization, ii. 412. 

 Corylus, cotyledons, i. 608. 



— cupnle. ii. 434. 



— flowering, ii. 150. 



— moncecious, ii. 297. 



— phyllotasis, i. 399. 



— pollen, ii. 85, 151. 



— pollen-storing and dispersion, ii. 94, 148. 



— pollination, ii. 133. 



— protection of pollen, ii. 119. 



— venation, i. 631. 



Corylus Avellana, flowers and fruit, ii. 147. 



thermal constants, i. 559. 



Corymb, i. 739. 

 Corynsea, aflanities, i. 193. 



— description of, i. 193. 



— ^ographioal distribution, i. 193. 

 Coryne pistillaris, structure, i. 589. 

 Corypha mnbraculifera, ii. 740. 

 inflorescence, i. 745. 



of Ceylon, i. 287, 289. 



Cosmarium polygonum, ii. 492, 655. 



Cosmarium tetraophthalmum, ii. 492, 655. 



Cosmic dust, i. 81. 



Cotton Thistle. See Onopordon. 



Cotton Tree. See CaTiavUlesia tuberculata. 



Cotton Tree, West Indian. See Briodendron 



caribcBUm. 

 Cotyledon, L 596, 608. 



— habitat and cylindrical leaves, i. 327. 

 Cotyledon, meaning of, i. 15. 



— of Onion, &c, i. 606. 



— of Rhizophora, L 602. 



— of Sedges, &c, i. 601 

 Cotyledons, absent in Cuscuta, i. 172. 



— absorbent cells, i. 600, 601. 



— and nocturnal radiation, i. 530. 



— chlorophyll in, i. 376, 622. 



— general description, i. 598 et seq. 



— liberation of, i. 610. 611. 



— of Agrostemma Githago, &c., i. 610. 



— of Angiosperms, ii. 421. 



— of Trapa, &c., i. 609. 



— of Welwitschia mirabilis, ii. 726. 



— protection in germinating, i. 613. 



— various, i. 599, 621. 

 Couch-grass. See Agropyruvi repens. 

 Coumarin, scent, ii. 200. 

 Covering-galls, ii. 530. 



nature of, i. 533. 



Covering hairs, i. 322, 319. 



Cow-berry. See Vaccinium Vitis-Idcea. 



Cow-parsnip. See Seracleum. 



Cowslip. See PriTmtla. 



Cow-tree. See OalactodeTidron utile. 



Cow-wheat. See MelampyruTn. 



Crabs, protective algal covering, i 77. 



Crack- willow. See Salix fragUis. 



Crambe cordifolia, flowering, i. 745. 



Cratobe maritima, wound buds, ii 29. 



Ctambe tataria, heterogamy advantageous, 



iL578. 

 Cranberry. See Vaccinium Cxy coccus. 

 Craspedromous venation, L 630. 

 Crassula, ii. 327. 

 Crassulaceae, annual, formation of offshoots, 



iL452. 



— heterostyly in, ii. 398. 



— movements of stamens, n. 250. 



— nectaries, ii. 175. 



— sticky foliage in, ii. 236. 

 Crataegus, American species, i. 444. 



— radical shoots, ii. 27. 



— scent, ii. 200. 



trimethylamine, L 462. 



CratEegus coccinea, spines, i. 444. 



Cratsegus Cms galli, &c., spines, i. 444. 



Crataegus monogyna, &c., and gaUs of Ceci- 

 domyia cratcegi, ii. 546. 



Cratsegus Oxyacantha, flower-opening con- 

 stant, i. 559. 



possibility of transmitting gall -mite 



effects by grafting, ii. 554. 



Cratsegus Oxyacantlia, spines, i. 443. 

 Craterauthse, ii. 779. 

 Oraterellus, ii. 688. 



— resembles Padina, i. 112. 

 Oraterellus clavatus, ii. 21, 685. 

 Craterium miuutum, sporangia, ii. 618. 

 sporangial form, ii. 490. 



Creation, considerations concerning, ii. 597. 

 Creepers, not parasites, i. 159. 



— protection against lateral pressure, i. 475. 

 Creeping Avens. See Geum reptaiis. 

 Crenate, L 233. 



Crenothrii, ii. 622. 



Crenothrix KUhniana, storing of iron, ii. 624. 



Orepis, autogamy, ii. 372, 374. 



— geitonogamy, it 319. 



Crepis grandiflora, as insect shelter, ii. 163. 



autogamy, il 361. 



Orepis paludosa, hgulate florets, ii. 236. 

 Cresses and animals, i. 432. 

 Cretaceous flora, i. 636. 

 Crete, Thistles, i. 438. 

 Crinum, ii. 734. 



— buds on carpels, ii. 44. 



— ovxilar tubers or buds, ii. 469. 

 Orithmum maritimum, i. 327. 

 Crocus, autogamy, ii. 332. 



— corms, depth in soil and growth, ii, 407. 



— protective rolling of leaves, i. 428. 



— rolled leaves, i. 348. 



— stomates, &c., i. 348. 



Crocus albiflorus, autogamy, ii. 332. 

 Crocus multifidus, protection of pollen, ii. 



112, 113. 

 Crocus sativus, duration of flowering, ii. 213. 



stigma, ii. 279, 282. 



Cronartium asclepiadeum, two hosts, ii. 615. 



Crops, rotation of, i. 75. 



Cross- and self-pollination, alternation of , ii. 



335. 

 Cross-fertilization, aimed at, i. 739. 



and inflorescence, i. 741. 



between neighbouring flowers, i. 740. 



change of position of anthers and 



stigmas, ii. 303. 



in Equisetaceae, ii. 68. 



in Muscinese, ii. 65. 



nature, ii. 300. 



Crossing, and ori^n of species, ii. 599. 



— artificial, antiquity, ii. 555. 



— conditions of, ii. 404. 



— juxtaposition of parental characters in, ii. 



573. 



— perpetuation of results, ii. 555. 

 Crossogaster, and Ficus, ii. 162. 

 Cross-pollination, in crowded inflorescences, 



u. 318. 

 Croton, flowers, ii. 293. 

 Croton, gray-haired species, in Brazil, &c., 1 



317. 

 Crowberry. See Empetrum. 

 Crow Garlic. See Allium vinrdle. 

 Crucianella, nectaries, ii. 177. 

 Orucianella latifolia, pollen -grains, ii. 98, 99. 

 Crucianella stylosa, flowers and transference 

 of poUen, ii 265, 267. 



geitonogamy, ii. 331. 



Persia, ii 331. 



protandrous, ii. 311. 



Cruciferee, alkali-loving, i. 74. 



— annual, no wild hybrids, ii. 584. 



— anthocyanin, i. 520. 



— autogamy in, ii. 335, 339. 348. 



— bending of filaments and anthers, ii. 250. 



— cleistogamy in, ii 393. 



— colour-contrasts in inflorescences, ii. 192. 



— cuckoo-galls on, ii 545. 



— dehiscence of pollen-sacs, ii. 93. 



— duration of blossom, ii. 214. 



— epiphyllous buds, ii 43. 



— flowers after fertilization, ii 286. 



— fruit, ii 432. 



— fruit-protection in, ii. 442. 



— gall-mites and flower metamorphosis in, 



ii548. 



— green cotyledons, i. 622. 



— gtiides to honey, ii. 248. 



Cruciferge, hairs, T-shaped, &c., i. 321, 323. 



— leaves, position and kinds, i. 409. 



— nectaries, ii 174. 



— of Steppes, waxy bloom of leaves, i 312. 



— oriental, flowering, i. 745. 



— ovary, ii 75. 



— perenniai hybrids, ii. 584. 



— "Phrygian", i 444- 



— phyllotaxis of inflorescence, i. 402. 



— pollea, ii. 85, 100. 



— pollen deposition in, ii 278. 



— protection of pollen, ii. 117, 121. 



— protogynous, iL 310, 312, 



— scent of, ii. 202. 



— substratum, ii. 498. 



— tribes of, ii. 775. 



Crupina vulgaris, creeping fruits, ii. 843, 844. 

 Crust, of earth, preponderant constituents, 



i83. 

 Crustacea, as hosts for hydrophytes, i 77. 



— on Mangrove roots, i 756. 



— prey of Utriculariae, i. 122. 

 Crustaceous Lichens, ii. 694. 

 Cnists, calcareous. See Lime. 

 Cryoconite, snow-dust, i 38, 262. 

 Oryptocephalus violaceus, sheltering in Com- 



positaa, ii. 163. 

 Cryptogam, meaning of term, ii. 48, 

 Cryptogamia, i 6. 



— absence of blossom, ii. 72. 



— fertilization, ii. 49, 67. 



— fertilized under water, ii. 71. 



— fruit-formation, ii. 49. 



— hybrids among, ii 583. 



— new term for, ii, 9. 



— new world revealed, i 14. 



— simplicity of sexual organs, ii. 70. 



— spores of, ii 9. 



— Vascular, Palseozoic remains, ii. 612. 

 Oryptomeria, winter colour, i. 485. 

 Oryptomeria japonica, ii. 725. 

 Oryptus and Listera, ii 256. 

 Crystal-forms of calcium carbonate, ii. 493. 

 Crystal growth, i. 568. 



Crystalloids, of plants, i 457. 

 Crystals, of plants, i 457- 

 Ctenomyces serratus, habitat, i. 118. 

 Cuckoo-buds, ii 544. 

 Cuckoo-flower. See Cardamine. 

 Cuckoo-gall, ii. 542, 544. 

 Cuckoo-pint. See Arum maculatum. 

 Cuckoo-spit and Cicada, ii 490, 544. 

 Cucubalas baccifer, weaving habit, i. 674. 

 Cucumis Melo, pollen-grains, ii. 97. 

 Cucurbita, i 217. 

 Cucurbita maxima, fruit, ii. 452. 

 Cuciu-bita Pepo, cotyledons, i 622. 



germination, i 611. 



germination constant, i. 558. 



pollen-grains, ii. 97, 98. 



size of flower, ii. 186. 



tendrils, i. 698. 



CucurbitacesB, ii. 785. 



— anthers, ii. 90. 



— distribution of sexes, ii. 297. 



— fruits, dimensions of, ii 452. 



— movements of cotyledons, i- 532. 



— pollen-grains, ii. 97, 100. 

 Cudweed. See Filago. 

 Culm, i. 710, 714. 



Cultural experiments, sources of error, i. 



513. 

 Culture solution, i 100. 

 Cultures, artificial, i. 66. 

 Cuphea, autogamy, ii. 345. 



— hberation of cotyledons, i 612. 



— nectary, ii. 177. 



— pollen-grains, ii. 99. 



Cuphea eminens, autogamy, ii. 346. 

 Cuphea micropetala, flower, ii. 237. 



flower structure and pollination, ii. 235. 



protection of honey, ii. 235. 



sticky bristles of calyx, ii. 237. 



Cuphea platycentra, pollen-grain, ii. 100. 

 Cup-moss. See Cladonia pyxidata. 

 CupressinesB, arrangement of scales, ii. 440. 



— cone characteristics, &c., ii. 725. 



