﻿Scott: A Study of Pasture Trees and Shrubbery 457 



The gnarled and bent forms which result from severe browsing 

 may be converted into straight and erect trunks by a stronger 

 growth over all concave surfaces than is found on the convex 

 exposures. This together with the tendency of the growing points 

 to assume the erect position is sufficient to conceal even such a 

 head as the one shown in Fig. 8. During the process of straighten- 

 ing many of the dead stubs decay and are broken off so that they 

 are overgrown. Fig. 9 shows a longitudinal section through a 

 head sitnilar to that shown in Fifi. 7, made after this had long 



; ceased to be the point of contest and after the 

 crowded all the others out of the field. The same 



