SOUTH WESTERN PARTS OF EUROPE. 53 



comes less frequent even in France ; in Spain and 

 Portugal it is scarcely to be found at all. 



Pyrus communis appears rather to belong to 

 the South than the North of Europe. 



Crataegus Aria & Sorbus aucuparia are only 

 seen upon the highest and very craggy northern 

 mountains of Portugal. 



Aquilegia vulgaris in cool places in the South of 

 Europe. 



Rubus cossius only upon high and cool moun- 

 tains in the South of Europe ; but R. fructicosus 

 every where. 



Fragaria vulgaris in cool shady spots of the 

 South of Europe. 



Helleborus foetidus plentifully In middle Eu- 

 rope ; in the South, upon high mountains. 



Sonchus oleraceus Icevis everywhere in the most 

 southern parts of Europe ; S. asper in cool places 

 only. 



Hieracium Pilosclla as well as H. sylvaticum only 

 upon very high mountains in the South of Europe. 



Tanacetum vulgare only upon high mountains 



