294 Wisconsin Academy of Sciences, Arts, and Letters. 
Plantago major. 
Aphis dauci Fabricius. 
Aphis maidi-radicis Forbes. 
Aphis myosotidis Kocb. 
Aphis plantaginis Scbrank. 
Aphis sorM Kaltenbacb. 
Myzus plantagineus Passerini. 
Plantago media. 
Aphis dauci Fabricius. 
Aphis plantaginis Scbrank. 
Myzus plantagineus Passerini. 
Plantago psyllium. 
Fhorodon galeopsidis Kaltenbacb. 
Plantago rugelU. 
Aphis dauci Fabricius. 
Aphis maidi-radicis Forbes. 
Plantago virginica. 
Aphis gossypii Glover. 
Platanus sp. 
Aphis acericola Walker. 
Myzus gracilis Buckton. 
Platanus occidentalis. 
Aphis quercifoliae Walsh. 
Drepanosiphum platanoides Scbrank. 
Lachnus platani Kaltenbacb. 
Lachnus plantanicola Riley. 
Longistigma caryae Harris. 
Poa sp. 
Anoecia willcocksi Theobald. 
Aphis poae Hardy, 
Macrosiphum dirhoda Walker. 
Rhopalosiphum persicae Sulzer. 
Schizoneura venusta Passerini. 
Poa annua. 
Aphis annuae Oestlund. 
Aphis avenae Fabricius. 
Endies pellucida Buckton. 
Oeoica squamosa Hart. 
