86 THE TREE BOOK 



murdered each other." Other trees of this va- 

 riety have appeared from time to time in vari- 

 ous, old-world localities. ' ' Sports, ' ' the garden- 

 ers call them. The leaves of the copper hazel, 

 the copper beech, the purple barberry, and the 

 richly tinted Japanese maple are said to owe 

 their fancy hues to a dye which overpowers the 

 green of the chlorophyll bodies. Seedlings 

 from the purple barberry are all "to the purple 

 born," but not more than one^hird of the cop- 

 per beeches come true. Usually the copper 

 beech is produced by grafting scions on stocks 

 of the wildwood beech, which bear's green leaves. 

 Nearly all trees can be grown from slips or 

 cuttings. The power to throw out roots and 

 leafy shoots is especially active in the cambium 

 of the willows and poplars. Just without the 

 window is a beautiful graceful willow that, some 

 twenty years ago, cavorted across the lawn, a 

 gay and irresponsible "stick horse." Mother 

 stuck it into the ground and presto ! within two 

 weeks it began to put forth miniature branches. 

 To-day it towers high above the maples it once 

 stood "tied to." "Willow stakes driven into the 

 ground soon grow into hedgerows. Green wil- 

 low fence posts become roadside trees in a sea- 

 son or two. A willow hedge ' ' pollarded ' ' — ^that 

 is, deprived of its top and branches — comes on 



