330 Wisconsin Academy of Sciences, Arts, and Letters. 
Semele androgyne. 
Rfiopalosiphum persicae Sulzer. 
Senecio canus. 
Aphis senecionis Williams. 
Senecio cineraria, 
Macrosiphum circumflexa Buckton. 
Senecio crassifoliiis. 
Aphis myosotidis Koch. 
Rhopalosiphum persicae Sulzer. 
Senecio erucilolius. 
Aphis cardui Linnaeus. 
Senecio jacobaea. 
Aphis cardui Linnaeus. 
Aphis jacohaeae Schrank. 
Aphis jacohaeae Walker. 
Aphis jacohae-halsamita Rafinesque. 
Macrosiphum suhterranea Koch. 
Rhopalosiphum persicae Sulzer. 
Senecio longifolius. 
Aphis myosotidis Koch. 
Senecio lugens. 
Aphis lugentis Williams. 
Senecio mikanioides. 
Aphis rumicis Linnaeus. 
Senecio sarracenicus. 
Aphis jacohaeae Schrank. 
Senecio tomentosus. 
Aphis maidi-radicis Forbes. 
Senecio viscosus. 
Macrosiphum jacae Linnaeus. 
