REPRODUCTION BY SPROUTS. 



43 



very valuable quality. Youug stumps, as a rule, are 

 mucli more productive than old ones, although some 

 prolitic species, like the Chestnut (see fig. iO), sprout 

 plentifully in old age. Other species, like the Beech, 

 furnish numerous sprouts from young stumps and very 

 few or none at all from old ones, and still others never 

 sprout freely even in early youth. 



