xiv CONTENTS 



CHAPTER PA* 5 * 



XXI. Trees and Shrubs Bearing Coloured Twigs 168 



XXII. Plants Valuable Because of the Autumn Colouration of 



the Leaves 171 



A — Early 173 



B — Medium 173 



C— Late 173 



a. Coloured foliage. . . 174 



b. Green foliage 174 



XXIII. Fast-Growing Types Valuable for Producing Screen Effects 176 



A — Trees 177 



B— Shrubs 177 



XXIV. Plants Adapted to Various Types of Soil Conditions . . 178 



A — Boggy and peaty soils 179 



a. Boggy situations 180 



b. Peaty situations 181 



B — Light, sandy soils 181 



a. Trees 181 



b. Shrubs 181 



c. Vines 182 



C — Heavy types of soils 182 



a. Trees 182 



b. Shrubs 182 



c. Vines 183 



D — Trees tolerant of alkali soils 183 



E — Drought-resisting plants 183 



XXV. Plants for Exposed Lake Front and River Conditions. . 185 



A — Trees 186 



B— Shrubs 187 



C— Vines . . . * 187 



XXVI. Trees and Shrubs for Seaside Planting 188 



A — Plants hardy under the severe exposure of the 



North Atlantic Coast . 189 



a. Deciduous trees 189 



b. Conifers 190 



c. Shrubs 190 



B — Plants hardy in the less severe seaside exposures. 190 



a. Deciduous trees 19 1 



b. Conifers I9 1 



c. Shrubs 191 



XXVII. Plants for Partially Shaded Locations 192 



