xvi* 
CONTENTS. 
PARTUIL 
OF THE SCIENCE OF THE STUDY OF TREES. 
Cuape. I. 
Of the Study of Trees pictorially, or as 
component Parts of General Scenery, 
193. 
Sect. I. Of the Study of the Forms 
of Trees and Shrubs, 193. 
Height and Breadth, Form and Outline, 194. 
Light and Shade, Colotrrs, Trunks of Trees, 
195. Branches, 196. Mode of Growth, Mode 
of Tufting, Leaves, Spray, Buds, 197. 
Secr. II. Of the Expression and 
Character of Trees and Shrubs 
considered pictorially, 198. 
Character, Regularity, 198. Symmetry, Or- 
ganic Beauty, Moral and Historical Expres- 
sion, 199. Picturesque Beauty, Gardenesque 
Beauty, Architectural and Sculpturesque 
Trees, Viewing Trees with Reference to 
their Beauty as Organic Forms, 200. Trees 
with Local Associations, 201. 
Sect. III. Of the Mode of drawing 
Trees from Nature, in such a 
Manner as to give the general 
Pictorial Expression of the Species 
of Tree delineated, 202. 
Choice of Specimens, 202. ; Details of the Pro- 
cess, 203. Drawing to a Scale, 204. Draw- 
ing the Leaves in order to exhibit the 
* Touch,” 207. Botanical Specimens, 209. 
Cuap. II. 
Trees and Shrubs considered botanically, 
211. 
Srcrt. J. Ofthe Classification of Trees 
and Shrubs, 211. 
Alphabetical Arrangement, 211. lLinnzan 
Arrangement; Jussieuean, or Natural, Ar- 
rangement, 212. 
Secr. II. Of the Distinction between 
Species and Varieties in Trees 
° and Shrubs, 212. 
Definition of a Species ; Cultivated Varieties, 
Accidental Varieties, 213. Botanical Species, 
214. Species according to De Candolle, 215. ; 
Races according to the same Author, 215. 
Varieties, Variations, Mules and Hybrids, 
parr Species according to De Candolle 
Sect. III. Of the Mode of describing 
Trees and Shrubs, 217. 
Unavoidable Evils ef describing Plants from 
dried Specimens, 218. 
Cuap. III. 
Trees and Shrubs considered with Re- 
ference to their Uses in the Eco- 
nomy of Nature, and to Man, 219. 
Secr. I. Trees and Shrubs considered 
with Reference to uncultivated 
Nature, 220. 
Influence of a Predominance of Forest on the 
indigenous Animals; on the herbaceous 
Plants ; on the Waters, Rivers, and Lakes ; in 
increasing the Moisture of the Atmosphere ; 
in moderating the Heat of Summer, and the 
Cold of Winter, 220. Forests of Britain, of 
France, of Germany, of Italy. 220.; of 
Holland, Belgium, &c., 221. 
Secr. II. Trees and Shrubs con- 
sidered with Reference to Man, 
eels 
Uses of Timber in Arts and Manufactures, 
221. Of the Fruit, Flowers, and other Pro- 
ducts of Trees in Domestic Economy, 222. 
Cuap. IV. 
Summary of Particulars to be taken 
into Consideration, in preparing the 
Description, and Natural and Econo- 
mical History, of Trees and Shrubs, 
222. 
Classification: Genera, Distinctive Character, 
Identifications, Synonymes, Derivations, 222° 
Engravings: Engravings of Trees, Pictorial 
Signs, Descriptions, Descriptive Details, 223. 
General Descriptions, 224. Casualties : Insects 
and Vermin, Parasitical Plants, Diseases, Ac- 
cidents, 225. Geographical Distribution. 226. 
History: Retrospective History, Prospective 
History, 226. Use: Arts of Construction, 226. ; 
Manufacture of Machinery, &c., the Arts of Fa- 
brication, Chemical Arts, Arts of Domestic 
Economy, the Arts, of Rural Economy, Medi- 
cine, the Use of Trees by the Priests of par- 
ticular Religions ; Poetical, ba ae ei and 
Legendary Associations ; the Picturesque and 
Decorative Uses of Trees, 227. Propagation: Na- 
tural Propagation, Artificial Propagation, 227. 
Culture: the Soil, Situation, and pre 
Culture in the Nursery, 228.; Choice of Plants, 
and planting out ; Culture after final removal ; 
Species adapted for Succession, 229. Statistics : 
Geographical Statistics, 229.; Commercial Sta- 
tistics, 230. 
