460 OUR WOODLAND 'TREES. 
number four instead of eight, as is the case in the 
catkins of the Grey Poplar. Growing in soil of 
the same moist character as that which all the 
Poplars like, Populus alba oftentimes will attam a 
height of ninety feet. It has a creeping root, from 
which, near the surface, it throws out abundance 
of suckers, and thus offers abundant opportunity 
for the propagation of its kind to those who may 
desire to have, in the dreary corners of town 
centres, the refreshing foliage of this enlivening 
Tree. 
