SUCCESSION CHOPS OF WOOD. 297 



sported thither from the nursery. They should, there- 

 fore, be carefully protected, as well on their own ac- 

 count, as that they will serve the purpose of nurses to 

 such plants as it may be necessary to introduce, in or- 

 der to fill up the ground after the old roots are decay- 

 ed. This last remark relates chiefly to cases in which 

 no underwood of the proper kinds for being trained 

 up into timber has been planted before the old trees 

 were eut down. 



