SANBORN : KANSAS APHIDID.K, PART II. 269 



Genus Macrosiphum. 



verbenae Thos. 



Verbena sp. 

 viticola Thos. 



Vitis cordifolia. 



Grapevine, cultivated. 



Genus Mastopoda Oestl. 

 pteridis Oestl. 



Pteris aquilina. 



Genus Megoura. 



solani Thos. 



Wheat, cultivated. 



Genus Monellia. 



caryella Fitch. 

 Carya amara. 

 alba. 



Genus Myzus Pass. 



achyrantes Monell. 



Amarantus sp. 



Corn. 



Malva rotundifolia. 



Beet. 



Solanum melongena. 

 cerasi Fabr. 



Cherry, cultivated. 



Plum, cultivated, 

 mahaleb Fonsc. 



Plum. 



Asparagus, 

 persicas Sulz. 



Peach, cultivated. 



Plum, cultivated. 



Cherry. 



Nectarine, 

 plantaginis Pass. 



Plantago major, 

 ribis Linn. 



Ribis cynosbati. 



viscossissimum. 

 aureum. 

 rosarum Walker. 



Rose, cultivated and wild. 



Potentilla anserina, in greenhouse. 



Genus Nectarosiphon. 

 rubicola Oestl. 



Rubus strigosus. 



Genus Pemphigus. 



aceris Monell. 



Acer saccharium. 



