136 SILVA OF NORTH AMERICA. ERICACEZ. 
The Sorrel-tree is easily raised from seeds, which germinate readily, although the seedlings grow 
slowly ; it is transplanted without difficulty, and is perfectly hardy as far north as eastern New England 
and in western and central Europe. 
EXPLANATION OF THE PLATE. 
PLate CCXXXV. OxyYDENDRUM ARBOREUM. 
- 
A flowering branch, natural size. 
. Diagram of a flower. 
. A flower, enlarged. 
. Vertical section of a flower, enlarged. 
A stamen, front and rear views, enlarged. 
. A flower, the corolla removed, enlarged. 
. An ovule, much magnified. 
. A portion of a fruit-cluster, natural size. 
OCHOARBDA LEWD 
. Cross section of a fruit, enlarged. 
= 
=) 
. Vertical section of a fruit, enlarged. 
ary 
— 
. A seed, enlarged. 
_ 
bo 
. Vertical section of a seed, enlarged. 
= 
w 
. An ovule, much magnified. 
bob 
> 
A winter branchlet, natural size. 
