KEY TO AMERICAN INSECT GALLS 



153 



Fig. 152. Rose or Rhodites galls, i. Knotty rose gall, R. vernus O. S. 2-6. Globular rose 

 gall, R. globuloides Beutm. 7. 8. R. neglect us Gill. 9-14. Long rose gall, R. d i c h- 

 locerus Harr.; 9-12. smooth; 13, 14- spiny types. (After Beutm., Am. Mus. Nat. Hist.) 



