Feb., 19^1 Bulletin of the Brooklyn Entomological Society 15 



The pea aphid, a destructive and cosmopolitan species, with a 

 long list of food plants to which the above mentioned plant is an 

 addition. 



Macrosiphum Oenothera Williams. 



Honesdale, Pa., IX, 23-, 1913, on CEnothera biennis. 

 Macrosiphum illinoisensis Shimer. 



Maspeth, N. Y., VI, 25, 1913, and VII, 13, 1914, on grape 

 vine. 

 Macrosiphum rudbeckicc Fitch. 



Maspeth, N. Y., VI, 28, 1914, on Silene noctiflora;* X, 16, 

 1914, on cultivated aster; VII, 12, 1913, on Solidago sp. ; 

 IX, I, 1913, on Lactuca sp. ; IX, i, 1913, on Xanthium can- 

 adensis; IX, 4, 1914, on Rudbeckia laciniata; IX, 7, 1913. 

 on cultivated lettuce. 

 Wading River, N. Y., V, 30, 191 3, on Antennaria neodioica* 

 Honesdale, Pa., IX, 26, 1913, on Artemisia sp., and on An- 



aphalis m^irgaritacea* 

 Rockaway Beach, N. Y., VII, 26, 1914, on Solidago sp. 

 Although it has a long and varied list of food plants, these 

 records seem to increase the list by at least four species 

 Macrosiphum sanborni Gillette. 



Maspeth, N. Y., VII, 13, 1914, and VII, 18, 1914, on chry- 

 santhemum. 

 Macrosiphum, roses Linnaeus. 

 Maspeth, N. Y., VII, 18, 1914, on rambler rose. 

 Macrosiphum sp. 



Wading River, N. Y., V, 30, 1913, on high-water scrub, Iva 

 frutescens. 

 Macrosiphum sp. 



Maspeth, N. Y., V, 28, 1914, on Silene noctiflora. 

 Drepanaphis acerifolice Thomas. 



Maspeth, N. Y., X, 26, 1914, and VI, 25, 1913, on maple 

 (Acer saccharinum^) . 

 Phorodon galeopsidia Passerini. 

 Maspeth, N. Y., VI, 24, 1913, VIII, 24, 1913, and VIII, 2, 1914, 



on Polygonum sp. 

 Phorodon inulce Passerini. 



