Paper Birch. Canoe Birch. White Birch 
CONAN Yd H 
Sy 
a 
ee 
ISH 
eens 
> 
aoe 
nS 
ore 
a 
Ss 
oe 
‘Winter twig, x I. 
. Portion of twig, enlarged. 
Leaf, x I. 
. Flowering branchlet, x 14. 
Staminate flower, enlarged. 
. Pistillate flower, enlarged. 
. Fruiting branchlet, x 4. 
. Fruit, x 3%. 
—90 — 
