olive, queen-pine, p. 623

Pine-apple, propagation and culture by

Greenshields' suckers, 624
succession-plants, 625
fruiting plants, 626

culture in pits with linings, 628
Pipings of pinks, 631
Planting trees, select or discriminate, 544
Sir Henry Steuart's rules for, 460

Plum, Coe's golden drop, 218
Plum-tree, Prunus domestica, history of,
217

varieties, selection, 218
propagation and culture, 219
training and pruning, 220, 221
Harrison's horizontal training, an
eleven years' course, 224-236
soil and aspect, 222
diseases, 223

Pollen, or farina, agency of, 602, 603
theories of the ovarist (1); ani-
malculist (2); epigenesist (3)
electrical theory, 604

said to contain hydrogen, p. 242

Pores of the leaves, 335, 336
Potassa, carbonate, test for chalk, p. 19,
(9)

pure or caustic, p. 14

prussiate, or ferro cyanate of pot-
ash, preparation, p. 17 (e)

Potatoe, Solanum tuberosum, history of,
introduction, 202

culture of the spindle and round-

rooted, 351

large turnip, 352

saving seed, pods, 353

Rain, atmospheric vapours, 137
Rape, Brassica napus, 343. See Turnip
Raspberry, Rubus idaus, botanical cha-
racter and natural history, 493
varieties, 494

propagation, 495

situation, 496

M'Phael's directions, Harrison's,
497, 498

duration, remark connected with
rotation of crops and fecal ex-
udation, 499

Red-beet, Beta vulgaris, 71-74

Reducent vessels of the bark, 405

Rhubarb, Rheum, botanical character and
varieties, 742, 743

sub-varieties, dwarfs, 743 (5)
propagation and culture, 744
gathering and blanching, 745

Ridging, ridge-trenching, 453-454
Ringing for production (1), maturation
(2), 735

Roots, pruning, 524, 525, 734
Runners, propagation by, 615

Salad, grown on flannel, and metallic
oxides, 568

Salt, as manure, 18

for orchards, 547

Sap, theories of the ascent, 386-399
vessels, 310, 11

Savoy cabbage.-See Brassica.-propa-

gation and culture, 116

Knight's culture, 209

planting, 555

final arrangement, 559

ducts, (1837, 1838,) 209

early potatoes, 210

winter crop, 210

subsequent culture, 211

taking the crop, 212
preservation, 213

Propagation by cuttings and slips, 615;

by layers, 617; suckers, 616

Pruning, its object, 716

to form standard-trees, 717
to form dwarf-standards, 718

Quercus Ilex, phellos, 647
Quince-tree, Pyrus cydonia, botanical
character and varieties, 47

Radish, Rhaphanus, botanical character,
and description, 349

succeed, 686

preparation of, and remarks, 696

Sea-kale, Crambe maritima, botanical cha-

racter and history, 256

soil and propagation, 257
culture, 258

blanching, 259

forcing, 260; Baldwin's and Bar-
ton's method, 261

Seed-bed, and drilling, 614

Seeds, experiments with, in hot water,
646

quality of, 600

maturity and durability, 607, 608
periods of germination, 612
Shallot, or eschalot.-See Allium, C65
cultivation of, 666

Sinapis, Mustard, see 562-4

Slips, outer garden, planting and crop-
ping, 540

Slug, Limax, to destroy, 481

Soda, in plants, p. 2

compared with salt, 18

Soils, earths, ANALYSIS of, pp. 13-25
Solar rays, refrangibility and heating
power, 192

magnetizing power, 179
maturating power, 63

Spectrum, prismatic, of Newton, 176
Speechley, William, Treatise on the Vine
referred to, pp. 532, 3

Spinach, spinage, Spinacia oleracea, bota-
nical character, 414

summer, or round-leaved, 416
culture, 417-18

winter spinach, or prickly-seeded,

Mirbel; porous (a), spiral (b),
false spiral (c), mixed (d), small
tubes (e), simple tubes (ƒ)
Turnip, Brassica napus, specific charac-
ter (see Brassica) 338; varieties,
339; Swedish turnip, 340; soil
and situation, 341; culture of
the common turnip, 342; of the
navet, 343; of the Swede, 344;
the fly or beetle, Haltica, 345;
taking the crops, 346; seed, 348;
turnip-tops, 347

Van Mons, Dr., remarks on seedling
apples and pears, 639

Vapour and steam. See Water, 136
Vegetable department, operations of,

for January, 36; February, 82;
March, 126; April, 160; May,
216; June, 271; July, 369;
August, 423; September, 492:
October, 579; November, 668;
December, 746.

VEGETABLE PHYSIOLOGY, first section
on, pp. 226-248; external or-
gans of plants, 240; branch and
appendages, 244-6; calyx and
varieties, 250; corolla and parts,
251; flower, 249; inflorescence,
248; receptacle, 255; root, 242;
seeds, Semina, and parts, 254;
embryo (1), cotyledons (2), Al-
bumen (3), vitellus (4), testa (5),
hilum (6); seed-vessels, 253
second section on, pp. 279-314;
internal structure of plants, cel-
lular tissue, 309; conducting
vessels, 310-314; dissection,
instruments of, 298; of observa-
tion, 299; elementary compo-
nents, 304; reducent vessels,
317; situation of the vessels and
cells, 312; vascular system, 307;
vessels of the root and stem,
308; vessels now called ducts,
311; vessels of the stem, 313,
and of the leaves, 314-316.
Functions of the organs-of the
cellular membrane, 323-325;
the conducting and spiral ves-
sels, 330-332; epidermis, 321,
322; leaves, 333-336; medul-
lary rays, 326-329; root, 318-
320. Vegetation and electricity,
relation between (letter of T.
P.), 337

third section on, pp. 339-370;
nature of vegetable life, 381;
progress of vegetation, 382;
chemical phenomena of germi-

nation, 383; agency of oxygen,
384; ascent of the sap, 386;
theories of Malpighi and Grew,
387; of Mr. Knight, central
tubes, 388; channels of, 389;
causes of the ascent, 390; the-
ories, 391; agency of heat, 392;
of irritability, 393; of contrac-
tion and dilatation, 394; Dutro-
chet's electrical theory, 395.
Electrical theory, 399; process
of vegetable nutrition, 400;
Knight's theory of the progress of
the sap, 401; descent of the pro-
per juice, 402; origin of the liber
and alburnum; experiments of
Dr. Hope and Du Hamel, 404
VINE, Vitis vinifera, botanical character
and history of the vine, 669,
670

varieties and catalogue, 671
propagation, 672-676
inarching and grafting, 678, 679
soil and planting, 748
long-pruning of Harrison-winter
pruning of 1st year, 750; 2nd
year, 751; 3rd year, 753; 4th
year, 754; 5th year, 755; 6th
year, 756

fan or fruit-tree training, 757
espalier training, 758-763, with
figures

border preparation, 748
VINERY, Appendix, pp. 592-606
building and materials, outlay, di-
mensions, 593–595
flue, 594, 595
furnace, 596

forcing, objects of, 598
Grape-vines, three varieties, 599
border for, 597

planting, culture, and distribution

of the trees, 599-401
Seton's horizontal training, 601,
602

Stafford of Willersley, on the cul-
ture of vines in pots, 603
soil, preparation of the plants,
603, 604

water, double pots, 605, 606

cellular, 465

advantage of the latter in the
vinery, and other forcing houses,
p. 593

Wall-fruit, selection of, 522

trees for east wall, 529, 530
north wall, 534

south wall, 532
west wall, 529, 530
WATER, Section on, pp. 87—111
nature of, 92, 93
its constituents, 94
decomposition by voltaic electri-
city, 95; voltaic troughs im-
proved by Dr. Faraday, his re-
searches referred to, 95
reproduced, 96

Part II. Of hydrogen, its base
traced to water, 99
ammonia electrolytically decom-
posed, 100

oxygen, identity with silex, Mr.
Hume's paper, 101; an elec-
trized element of water, 101
laws of chemical attraction and
repulsion, 102

Part III. Decomposition by the
natural agents, 103; by solar
power (a); by subterraneous
agents (b); by vegetable, vital
action (c),

general properties of, 105
ice and snow, 105

in the fluid state, 106

as vapour, 107

Water in a garden, importance of, 517
Water-tanks, 518

Wine from unripe grapes, 542; parsneps,

P. 76

Zea Mays, Indian corn, p. 264-271