XXXV111 LIST OF PLATES. 



PLATE PAGE 



XIV. Tree Ferns 224 



XV. Tropical Forest Vegetation 267 



XVI. Peruvian Bark-tree (Cinchona) 291 



XVII. A Brazilian Catinga 304 



XVIII. Map of Forest-trees 316 



XIX. Diagram of the Distribution of British Flowering- 

 Plants ....... 329 



XX. A Date Palm (Phoenix dactylifird) 148 



