KEY TO AMERICAN INSECT GALLS 



203 



ELBeutenmuller 



Fig- 235. Aylax galls. 1-3. Cat mint gall, A. glechomae Linn. 4, S. Gall of rosin weed 

 stem wasp, A. leavenworthi Bass. 6. Gall of rosin weel iDwer wasp, A. laciniatus Gill. 

 7- Gall of A. rufus Gill. 8. Gall of dandelion gall waso. A. tarataci Ashm. 9. Gall of A. 

 chrysothamni Beutm. 10. Gall of A. pisum Walsh. ^ (After Beutm., Am._Mus. Nat. Hist.) 



