Bui. 838, U. S. Dept. of Agriculture. 



Plate 1 1 1 



y 



... 



Fig. I.— a Monterey Cypress Which Is Nearly Dead from the Work of 

 the Cypress Bark Scale. 



'^mm 



#■ r*R 



Fig. 2.— A Row of Monterey Cypresses, All of Which Are Practically 

 Dead from a Cypress Bark Scale Infestation. 



THE CYPRESS BARK SCALE. 



