148 THE GEOGRAPHY OF PLANTS. 



CHAPTER IV. 



Warmer temperate zone Orange Vine Varieties Asia 

 Minor Benefits of commerce Rose Thibet Prangosv 

 United States Maize Chili Araucaria Primeval forests 

 New Zealand Van Diemen's Land The colder tem- 

 perate zone Oak Corn Comparison of this zone in the 

 northern and southern hemispheres Sub -arctic zone 

 Pine and Fir Arctic zone Polar zone. 



THE Warmer Temperate Zone extends from 34 

 to 45 of latitude either north or south. This 

 zone includes southern Europe, as far as the 

 Pyrenees and the southern Alps, Italy, Spain, 

 Portugal, the south of France, the isles of the 

 Mediterranean, Turkey, and Greece. In Asia 

 Asia Minor, part of Syria, Armenia, the north 

 of Persia, the south of Tartary, the north of 

 Thibet, the northern part of the vast Chinese 

 empire, and Japan. In North America the 

 northern part of the United States, the Mis- 

 souri and Oregon territories. In South America 

 the south of Chili, and parts of La Plata and 

 Patagonia : New Zealand, and Van Diemen's 

 Land. The average mean temperature of these 

 countries is between 53 and 62 Fahr. In the 

 plains of Majorca, the carob tree (Ceratonia 

 siliqua) and the olive grow luxuriantly. Many 

 of the greatest favourites in our gardens and 



