FOEEST TEEES 



ities that please the eye or appeal di- 

 rectly to the mind. 



In accordance with the ideas already 

 expressed in the Preface, the considera- 

 tions that will determine what trees shall 

 be described are as follows : first, trees 

 of beauty ; next, those that are common 

 and familiar ; finally, those that are im- 

 portant both for the present and the fu- 

 ture because they are useful and have 

 an extended geographical distribution. 



The trees selected for description 

 will here be divided into the two con- 

 ventional groups of broadleaf species 

 and conifers, beginning with the former. 



THE BEOADLBAP TEEES 



In the " Landscape Gardening " of 

 Downing we read concerning the oak, — 



3 



