CONTENTS. XXI 



PAGE 



Action of heat on compounds, with instances 270 



Matter does not grow 272 



Progress of ruin 273 



LIFE the restorer 275 



Organization 277 



Organization proceeds from life 278 



Fungi and rots 280 



Germs of fungi 282 



Climatal distribution of plants 284 



Northern forests 287 



Vegetation of tropical countries 289 



Plants in the sand 293 



Epiphytes , 294 



Fall of 'the leaf 298 



Vegetable life 300 



Planted timber 302 



Dry rot in timber.. 304 



Effects of cultivation on wood 308 



Wild and cultivated woods 311 



Germination of oaks 312 



Rot produced in the nurseries , . 315 



Effect of light on plants 316 



Bad air 318 



Action on trees - 319 



Progress of vegetation 324 



Epizooty 327 



Caledonian forest 328 



Ancient bog at Hynd Castle 330 



Effects of cultivation on forests 332 



Mere observation not knowledge 334 



Nature has little recorded history 336 



Vegetables a good popular study .. 338 



Some qualities of the " bread-fruit tribe" 340 



Poison of plants. 343 



