KEY TO AMERICAN INSECT GALLS 



155 



Robinia (locust) 

 Irregular, fusiform twig swellings, diameter 7 to 8 mm, length 2 mm. PI. 4, 

 fig. 7. Felt '06b, p. 478 



Lepid. Locust twig gall, Ecdytolopha insiticiana Zell. 

 Folded, young leaflets. Felt '156, p. 163 



Itonid. Locust midge, Dasyneura pseudacaciae Fitch 

 Rolled leaf margins. Felt 'oSe, p. 410 



Itonid. Obolodiplosis robiniae Hald. 



Desmodiiim (tick trefoil) 

 Bud gall, probably loose. Beutm. 'o7d, p. 306 



Itonid. Hyperdiplosis meibomiifoliae Beutm. 

 Elongate, fusiform, clustered bud gall, length 8 to 22 mm. Beutm. '07c, p. 390 



Itonid. Dasyneura meibomiae Beutm. 

 Irregular stem gall, length 1.8 cm. Fig. 159. Felt '07a, p. 106 



Itonid. Lasioptera desmodii Felt 



Fig. 15s. Erio- Fig. 156. Wild Fig. i.S7. Wild cherry pouch gall, Eriophyes 



phyes gall on cherry pouch gall, padi Nal. A scattering infestation. (Original) 



wild plum, a2535. E r i o p h^y e s 

 (Original) padi Nal. A 



rather thick in- 

 festation. (Origi- 

 nal) 



Polythalamous stem gall, length 2 cm. Fig. 160. Felt '07a, p. 155 



Itonid. Neolasioptera hamata Felt 



Lespedeza (bush clover) 



Stem gall, length 5 mm, diameter 3 mm. Felt 'iij, p. 463 



Itonid. C e c i d o m y i a sp. 



Lathyrus maritimus (beach pea) 



Rolled leaflets, length i to 2 cm. Felt '156, p. 149 



Itonid. Dasyneura maritima Felt 



Amphicarpa (hog peanut) 



Oval stem gall, length 1.5 cm, diameter i cm. Felt 'iij, p. 453 



Itonid. Lasioptera sp. 



