GENERAL INDEX. 
:>07 
Thermometer, does not indicate 
. the cold caused by winds, vii, 
81, 84 ; the human feelings a 
better guide in tempestuous 
weather, vii. 84 ; in July, 1847, 
xiv. 178 
Thibaudia, hints on the genus, &c, 
iv. 253 ; sinchinensis glabra, xv. 
21; pulcherrima, xiv. 140, xv. 
258 
Thick-flowered Leptosiphon, iii. 
220 
Thinning annuals, rules for, x. 120 
Thomasia stipulacea, xi. 212 
Thomas's Cinquefoil, iv. 41 
Three-leaved China Rose, iv. 41 ; 
Chironia, iii. 149 
Thread-leaved Coreopsis, iii. 212 
Thrift, false, xi. 79 ; culture of, xi. 
80 
Thrips adonidum, xiv. 70 ; minu- 
tissima, xiv. 168 
Thuja filiformis, ix. 94 
Thunbergia alata, ii. 107, 108; var. 
alba, iii. 28 ; culture of the 
genus, iii. 7 ; fragrans, iii. 8 ; 
grandiflora, iii. 65 ; alata suitable 
for planting on lawns, vi. 251; 
aurantiaca, vi. 215 ; culture of, 
vi. 216 ; Hawtayneana, vi. 147, 
148 ; grandiflora, vii. 221 ; mode 
of training, vii. 222 ; in the open 
ground during summer, viii. 
253 ; plan for suspending and 
allowing their branches to droop, 
ix. 136 ; chrysops, xi. 143, 221; 
habit influenced by temperature, 
xi. 221 ; way to succeed in grow- 
ing, xi. 222 ; chrysops, xiii. 118; 
Fryeri, xiii. 118 ; Doddsii, xv. 
266 
Thryallis, ii. 107, 110 
Thyrsacanthus strictus, xv. 166 
Thyrse-flowered Dichorizandra, iii. 
i27 
Thysanotus proliferus, v. 43, vi. 
142, vii. 29, 30 ; intricatus, vi. 
167, 244 
Ticorea, xiv. 225 
Tiger-flower, Watkinson's shell, 
xiv. 51 
Tigridia pavonia, culture of the, i. 
85, iv. 48 ; conchiflora, xiv, 51 ; 
Watkinsoni, xiv. 51 
Tillandsia rubida, ix. 262 ; stricta, 
xv. 47, 125 
Tinea ruficapitella, ii, 213 
Tithonia ovata, viii. 237 
Tobacco, xiv. 201 ; paper, to pre- 
pare, xiv. 204 
Tooth-leaved Ardisia, iii. 260 ; 
Tongue, magnificent, viii. 49 ; 
Cervantes, xii. 193 ; Tongue, 
cordate-lipped, xiii. 147 
Top-dressing, utility of, v. 208 ; 
evils of, ix. 16 
Torenia cordifolia, vi, 68 ; scabra, 
ix. 53 ; cultivation of, ix. 54 ; 
arachanensis, xv. 1.97, xiii. 166, 
190 ; asiatica, xiii. 143, 189, xv. 
197; edentula, xiii. 116, xv. 197; 
Mans, xiii. 189 ; ragans, xiii. 
189; concolor, xiv. 21, xv. 197 
Torpidity in plants, vii, 215 ; me- 
thods of protracting, xi. 23 ; the 
importance of, xi. 263 
Touch-me-not, stemless, v. 101 
Tourrettia lappacea, vi. 212 
Tourterelle rose, ii. 209 
Trachymene albida, vii. 22 
Tradescantia Virginica, flore albo, 
iii. 214 ; caricifolia, iv. 43 ; iri- 
descens, vii. 141 ; tumida, vii. 
165 
Trailing plants and their culture, 
x. 233 
Training plants to form standards, 
xi. 1 4 ; climbers, natural mode 
of, xi. 207, xiii. 196 ; xiv. 136 
Transpirations of plants, their ef- 
fects upon other species, v. 204 
Transplanting, importance of shad- 
ing plants after, v. 183 ; annual 
and hardy plants, vi. 96 ; why 
it is useful, vi. 133; points to 
be regarded in, vii. 95 ; of exo- 
tics, ix. 95 
Trechocorys adonidum, xiv. 95 
Tredgold, Mr., on heating by hot- 
water, ii. 100 
Trees, planting for ornament, i. 46 ; 
deciduous, i. 46 ; evergreen, i. 
46 ; apparatus for removing, i. 
47; supporting, i. 47 ; disposi- 
tion of, iii. 106, vi. 81 ; manner 
in which they modify the tem- 
perature of any district, vi. 205; 
best time for ascertaining the 
propriety of felling, vii. 190 ; 
on planting singly, viii. 159 ; 
where detached specimens are 
objectionable, viii. 160 ; and 
where appropriate, viii. 161 ; 
localities in which groups should 
prevail, viii. 160 ; period for 
shifting, viii. 216, 263 
Tree-pink, Prince Bisignani's, v. 
138 
Trellises, arched, for covering 
small walks in the pleasure- 
grounds, vi. 160 ; form most 
suitable for supporting dwarf 
climbing plants, vi. 161 ; best 
adapted for supporting climbing 
plants, viii. 65 ; for tender 
climbers, ix. 113 
Tremandra Hugelii, x. 53 ; verti- 
cillata, xiii. 171 
Trevirana coccinea, i. 169, ii. 264, 
iii. 14. 24, 192 
Treviranus, M., observations on 
the Nepenthes by, i. 58 
Trichinium alopecuroideum, vi. 
114 
Trichocentrum fuscum,iv. 90,236 
Trichonema rosea, i. 8 
Trichonemata Grseca, xiv. 189 ; 
pylium, xiv. 189; subpalustre, 
xiv. 189 
Trichopilia tortilis, iii. 167 
Trichosanthes colubrina, xiii. 94 
Trichosma suavis, ix. 94 
Trichosporum albidum, xiii. 139 ; 
radicans, xiii. 262 
Trichostomum aciculare, xv. 253 
Trifles, importance of attention to, 
in plant-culture, xi. 256 
Trigonedium obtusum, iv. 42 
Trimeris, xv. 1 1 
Trimmer, Mr. J. R. on flashes of 
light issuing from flowers, ii. 193 
Triosteum, xiv. 250 
Tripetelus, xiv. 253 
Triphaena pronuba, xiv. 168 
Triptilion spinosum, viii. 93, 269 ; 
how to manage, x. 270, xv. 260 
Tritelaria uniflora, iv. 43 
Tritonia fucata, v. 162; aurea, xiv. 
21 5, xv. 3,21 
Trochetia grandiflora, xi. 92 
Trollius acaulis, x. 166 
Tromsdorffia speciosa, xiii. 237 
Tropseolum majus atrosanguineum, 
i. 176 ; tricolorum, ii. 123 ; majus 
venustum, ii. 193 ; culture of 
several species, ii. 86 ; penta- 
phyllum, &c, iii. 114, 192, 153 ; 
brachyceras, iv. 41, 55 ; trico- 
lorum, iv. 237 ; tuberosum, iv. 
236 ; Jarrattii,v.29;peregrinum, 
v. 211 ; tricolorum, methods of 
improving, v. 165 ; tuberosum, 
v. 49 ; culture of, v. 50 ; novel 
method of preserving the species 
of, from drought, v. 166 ; tuber- 
osum, peregrinum, and penta- 
phyllum, partial hardihood and 
treatment of, vi. 251 ; tricolorum 
and brachyceras, remarks on 
exposing and propagating, vi. 
250 ; tuberosum, period for tak- 
ing up the tubers of, vii. 216; 
Moritzianum, viii. 21, 199, 273 ; 
its culture, viii. 200 ; azureum, 
ix. 247, 248,273 ; edule,ix. 127, 
128 ; tricolorum, ix. 18 ; poly- 
phyllum, ix. 118, 175, x. 176 ; 
Lobbianum, xi. 165, 271, 272 ; 
peltophorum, xi. 271 ; tricolo- 
rum, explanation of the increas- 
ing bulk of stem in, xi. 231 ; 
crenatiflorum, xiii. 189 ; spes, 
xiii. 143; azureum, xiv. 118; 
Lobbianum, xiv. 134; showy, 
xiv. 142, 173, 214 ; speciosum, 
xiv. 142, 173, 214, xv. 191 ; 
umbellatum, xv.21,191 ; Smithii, 
xv. 166 
Tropical climbing plants, natural 
habits of, v. 113 
Trumpet-flower, tendrilled, viii. 
245 ; painted, x. 125 ; Mr. Cham- 
berlayne's, xiv. 3 
Tuberose, history and introduction 
of, i. 166 ; culture of, i. 168 ; to 
be encouraged, iv. 120 ; to be 
planted, iv. 72 
Tuberous-rooted plants, change of 
soil for, v. 203 ; removing from 
the ground in autumn, vii. 2] 6 
