KEY TO AMERICAN INSECT GALLS 



151 



Fig. 151. Rose or Rhodites galls- 1-4, 13- R- are fact us Gill. 5-7. R- t u m i d u s Bass' 

 8-10. R. tuberculator .Ckll. 11-12. Many spined twig gall, _R. m u 1 1 i s p i n o s u s Gill 

 (After Beutm., Am. Mus. Nat.' Hist.) 



