TREE FOKMS. 51 



The parting of limbs, branches, and spray is 

 almost rectangular in many parts of the tree, and 

 this, combined with the length of the branches, 

 and the weight of their complement of twigs and 

 spray, is the cause of the drooping which is a 

 noticeable feature of large specimens of the 

 Abele Poplar. When the tree is old and the bole 

 large, the bark, as in the case of most old trees, 

 is deeply grooved and wrinkled, and the abundant 

 presence of green lichen in the moist grooves 

 gives a rich colour to the trunk. The bark of 

 the young spray is naturally an olive-green. 



Of the Willows, whose name is legion, only ono, 

 whose fame has gone far and wide, can be men- 

 tioned the beautiful Weeping Willow. Even of 

 Weeping Willows the varieties are innumerable, 

 but all we shall attempt to do will be to indicate 

 a few characters especially applicable to these 

 trees in general. Ordinarily the bole is not 

 long arid oftentimes it is massive, and at a 

 short distance from the ground it parts at wide 

 angles into two or more large limbs, which take 

 many twists and picturesque turns that give 

 a rugged appearance to the tree. The limbs 

 E 2 



