Bui. 50, Bureau of Entomoloc 



S. Dept. of Agriculture 



Plate IX. 



BoLLWORM Injury to Flowers, Squares, and Young Boll of Cotton. 



Fig. 1, Bollworm and its injury to cotton fiower, stamens already destroyed, natural size; fig. 2, 

 cotton flower destroyed by bollworm. natural size; fig. 3, flared cottonsquare, showing injury 

 by very young larva, commonly designated "sharpshooter" work; fig. 4, showing, on the 

 right, flared cotton square due to bollworm injury; on the left, normal square, natural size; 

 fig. 5, bollworm destroying young cotton boll, one-half enlarged (original). 



