INDEX. 



716 



Nutrition of Vegetables, 45 

 how nutriment is conveyed to 

 the plant, 4(> — Hales' experi- 

 ments, ib. 47 — course of the 

 sap, ib. — Amici's experi- 

 ments, 48 — Observations and 

 experiments of others, 48 et seq. 

 Nutmeg, 92, 170— Nutmeg Tree, 4f>7 

 Nutshell, . . .96 



Nux Mediea, . . 241 



Nux Vomica, , . 5.54 



Nymphea, 652 — Lotus 270 



Nympheacefic . 2U3 



Oak, Wood of, '25 — Oak, a native 

 of Britain, 161 — held sacred 

 by some nations, 421 — three 

 kinds indigenous to Britain, 

 ib. — common Britisli Oak, ib. 

 its wood, 422 — acorns used as 

 food, ib. — swine fed upon 

 t lu'm by the Saxons, ib. — 

 New Forest filled with swine, 

 ib. — importance of the Oak, 

 423— extract from writer in 

 Quarterly Review regarding;; 

 the species, ib, — celebr;ited 

 Oaks, ib. 424— raising of Oaks, 

 transplanting of, 425, 426, 427 

 — Turkey Oak, 427— Italian 

 Oak, ib. — Velonian Oak, ib. — 

 Kvergi-een 0;ik, 428 — Kermes 

 Oak, ib.— Cork Oak, ib.— 

 White Oak. 429— Red Oak, 

 ib. — Cltestnut Oak, ib. — Live 

 Oak, ib.— Willow Oak, 430— 

 Dyers' Oak, ib. — Mi^Ietoe 431 

 Oak Leaves, . . 674 



Outer JMeduila, 22 — produces 



cork, . . .22 



Oats and Plants, seeds of, 98 — 

 Oats, 218 — different varieties 

 of, ib. — the potatoe oat, ib. — 

 uses of, ib. — the wild oat, 219 

 Oblique Root, . .15 



OchnaccK, . . 628 



Odontopteris, . . 655 



Officinal Croton, . 513 



Oils, 144 — Almond, ib. — Behen, 

 1 45— Drying, ib. — Olive, 144 

 — Rapeseed, 145 — Volatile, ib. 145 

 Oil of Beech, ^ . 435 



Oil of Tuqientine, its applica- 

 tion to medical purj>oses, 563 

 Oil-bearing Camellia, . 602 

 OlaeincjE, . . . 631 

 Olea Europaja, . . 358 

 Olea Fragrans, 362, 389, 393 

 Oleum do Citrangula, 349— Ole- 

 um de Citrangulorum Semi- 

 nibus, . . 349 

 Olibanum, . . .149 

 Olive, bounds of its cultivation, 

 ]63, 164— use of its oil, 164, 

 3.>8,359— a native of Syria, 359 

 — localities of, ib. — time for 

 gatheriiig it, ib. — in aneient 

 times held in great estima- 

 tion, ib. — curious account tif 

 its introduction into Morocco, 

 360 — manner of planting Oiivo 

 in Morocco, ib. — varieties of 

 Olive — Olive trade, ib. — Olive 

 groves, ib. — time in which 

 Olive ilourishes, 361 — Olivo 

 Oil, the great depot for, 361 

 — brought to the magazine in 



Puge 

 skins, ib. — shipping of, 362 — 

 price of, ib.— Olives never ga- 

 thered, . . . 362 

 Onagrarite, . ' . 6'42 

 Onion, 265 — history of, 266 — 

 varieties of, ib. — metliod of 

 improving, ib. — Onion, Welsh, 

 267 — Onion ground or pota- 

 toe, ib. — Onion Tree, . 267 

 Opercular iea2, . . 624 

 ( )phiogloase8c, . . 200 

 Opium, 547 — Turkey Opium, 



548 — East India Opium, 548 



Opobalsamum, . . 147 



Oponona.x, or Rough Parsnip, 

 149, 564— its juice, how ob- 

 tained, and for what use, 565 

 Orange, its cultivation in F^u- 

 rope, 164 — Tree, 166 — Fanu- 

 ly, 347 — when introduced into 

 England, 348 — Preservation of 

 Orange lYees, ib. 349— culti- 

 vation in Devonshire, 349 — 

 Crusaders' idea of tlie Orange, 

 ib. — fable eoneeming, ib. — 

 history of the, ib.— varieties 

 of the, 350— Bitter Orange, 

 ib. — localities, 349 — 351 — 

 Beauty of the Orange Tree, 

 351 — Tuscany not fitted for 

 pTowing Oranges, ib. — Tem- 

 perature, &c., most conducive 

 to its perfection, ib. — Soil of 

 Malta unfavourable to, ib. — 

 Orange of the islands, 352 — 

 Oranges gathered in a green 

 state, ib. — Orange Trees cul- 

 tivated in England and Scot- 

 land, . , . 353 

 Orange Lily, . . 577 

 Orchidcje, . . 203 

 Orchis Tribe, 87, 269— Orchis 



Mascula, . . 269 



Organs of Plants, 12 — roots, ib. 

 —16 — stem, ib." 1 9- -branches, 

 25,26 — leaves, 37 — 39 — repro- 

 ductive organs, 55 et seq. — 

 fructification, . . 65 



Organs of Reproduction, history 

 uf their discovery, 55 — com- 

 pared with those of animals, 

 ib. — sexual organs, 56 — on the 

 sexuality of vegetables, 66, 57, 

 58— establislied by Linnaeus, 

 ib. — impregnation of flowers, 

 59, 60— peculiarity in the 

 plant, valisneria s])iralis, 61 — 

 experiments on the feciaida- 

 tion of female ilowers, 62 — 

 objections to the sexual sys- 

 tem, . . 63 et seq. 

 Orkney, manufacture of kelp 



in, . . 187,188 



Ornamental Shrubs and Heaths, 598 

 Orobancheae, . ■ 616 



Orobus, 316 — Lutcus, ib. — Tu- 



berosus, . . .316 



Orris Root, Florentine, 534 



Osier, . . . 444 



Osmundarcere, . . 200 



Otahcite Hog Plum, . 374 



Otopteris, . . . 655 



Ovarist, Theory of the, 83 



Ovary, enlargement of, 88 — its 



ci'Us and ovules or seeds 88 



Oxalidca*, . . 629 



Oxlip, 581 — fiingidarity of, 581 



Oxydes Metallic, . 155 



Oxygen, operation of, 109 — ef- 

 feetis of, 1 14 — on germination, 

 ib. — on vegetation, ib. — on 

 flower and fniit, ib. — on 

 plants, . . . 114 



Palms, 163— various species of, 

 170, 20-2— family of, 240,664 

 — Palmyra Palm, . 259 



Pandanocariiura, . . 654 



Pandanus, 479— green-spincd, 479 

 Panicle, . . .72 



Pansy, . . . 686 



Papaw, . . .379 



PapaveraccEc, . . 635 



Paper, . , .679 



Papilionueea?, . 310, 646 



Papillary Glands, . . II 



Pappus, simple hairs of, 93 — 

 feathery hau-s of, ib. — Pai)pU8 

 Sessile, ... 93 

 Papyrus, 166 — an aquatic plant, 



232 — description of the, 233 



Paronvchieai, . 639 



Parsley, 290— varieties of, 290 



Parsnip, 288— varieties of, ib. — ■ 

 soil requisite for, ib. — used as 

 potatoes, . . 289 



Partitions, I-ongitudinal, 92 — 



'J'ransverse, ib. — False, . 92 



l^arynchema, . . 10 



Pasque Flower, . . 674 



Passiflora, 375— Edulis, 376 — 

 Quadrangularis, ib. — Lauri- 

 flora, ib. ■ — Incairnata, ib. — 

 Passiflorea?, . . 642 



Passion-Flower, 168, 601 — 

 whence the name, variety of 

 species, how reared, 601, 602 



Pastinaea Sativa, . 288 



Pea, Experiments on the, 85 — 

 Analysis of the, 94— Com- 

 mon Pea, 311 — when intro- 

 duced into this country, ib. 

 — varieties of, 312— cultiva- 

 tion of, ib. — Sweet Pea, 317 

 effect of gas on Pe;is, . 113 



Peach, 165— mentioned by Co- 

 lumella, 329 — when introduc- 

 ed into England, ib. — varie- 

 ties of, ib. — localities of, ib. — 

 how cultivated in the United 

 States, ib. — much cultivated 

 in France, 330 — general diffu- 

 sion of, ib. — manner of pro- 

 pagating, ib. — difference be- 

 tween it and the Almond, 

 curious circumstance regard- 

 ing, 331— fiat Peacii of China, 

 ib. — the negro Peach, 368— 

 edible Peach, . . 368 



Pear, 1 62, 325 — ancient history 

 of the Pear-Tree, 326, names 

 of the, ib. — cultivated m 

 China, ib. — wood of tlio Pear- 

 Trec, ib. — varieties of Pears, 

 ib.— 327— propagation of, 327 

 — Grafting of, ib. — pruning of, 327 

 Pear, Alligator, . . 374 



Pear, Prickly, or Indian fig, 168 



Peat, 161 — Peat Moss, account 

 of, and of the formation of 

 Peat, 198, 19y—Peat earth 672 

 Pecopteris, . . 655 



Pediculares, , . .616 



Pelargoniums, see Gtrunium, 594 

 Pennyroyal Mint, . 4.92 



Pcntandria, , . .87 



I Pepo Macrocarpus, . iM> 



