REPORT OF THE STATE ENTOMOLOGIST 1918 69 
surrounded by a clear area of nearly naked green tissues and on 
the upper surface by small, broadly oval swellings 1 to 1.5 mm in 
diameter, mostly dark green in color, though a number are beginning 
to show the characteristic reddish or purplish red tint of the fully 
developed gall. Assuming the above statement to be correct, this 
is the most serious and general infestation by this plant mite hitherto 
brought to our notice. 
