﻿Plate 
  7 
  

  

  L. 
  H. 
  Joutel, 
  1900 
  

  

  White 
  scale 
  insect 
  of 
  the 
  i 
  

  

  James 
  B. 
  Lyon, 
  State 
  Printer 
  

  

  ivy 
  

  

  