172 TREES IN NATURE, MYTH & ART 



sible to represent the Scots pine and the silver 

 birch, where the colour-contrast between stem 

 and leafage counts for so much ? But for the 

 tree's architecture, black-and-white is, in some 

 respects, the best means of expression. It 

 permits us to concentrate attention on the 

 structural features. 



