TREE PROTECTION 



21 



i « I I 



Figure 11. D. Winter condition of poison sumac. Note fruits wliicti may persist during the 

 winter. Photograph courtesy of R. L. Coffin. 



rV^''„ 





1' 



Figure 12. Safe procedure for removal of limb. 



A. First cut on lower side of limb. 



B. Second cut on upper side of limb. 



C. Removal of stub by final cut. 

 Drawn by S. J. Ewer. 



