DECIDUOUS. TREES. 

 FIG. 106. 



337 



THE HORSE-CHESTNUT. ^Esculus and Pama. 



Under this head may be classed the species known as European 

 horse-chestnuts, the American varieties known as buckeyes, and 

 the smooth-fruited horse-chestnuts, the latter being botanically des- 

 ignated as Pavias ; though the differences between them and the 

 European horse-chestnuts do not seem to warrant so distinctive 

 a separation. We shall treat them all as varieties of horse-chestnuts. 



THE EUROPEAN OR COMMON WHITE-FLOWERING HORSE-CHEST- 

 NUT. ./".- hippocastanum. The native country of this tree is 

 somewhat in doubt. It has FIG. 107. 



been known in Europe for 

 three centuries, and it is 

 thought can be traced from 

 the mountains of Thibet. 

 The species was first brought 

 to England in 1550 ; but it was 

 22 



