MARCH 



173 



. The cut shows perfectly the gradual development from 

 the bud. Notice, particularly, the folding and position 

 of the leaves, and the fact that there is often a bud 

 within a bud. 



Poplar : 



The buds of either the yorth Carolina or the balsam 



Leaf and flower bud. 



Balm of Gilead — Balsam Poplar. 



poplar will answer equally well. They are very easily 

 obtained in a city, both because they are common as 

 street trees, and because, at this time of the year, vandals 

 go about "trimming the trees" and throwing on the 

 ground an abundance of living branches. 



The branches often root in the schoolroom, thus illus- 

 trating why these trees are so frequently grown. Like 



