298 MAINE AGRICULTURAL EXPERIMENT STATION. I913. 



R. Flammula L. Smaller Spearwort. 



Thecabius {Pemphigus) affinis Kalt. (ranunculi Kalt.)- Tullgren, 

 1909, p. no. 

 R. muricatus L. 



Aphis ranunculi Kalt. Macchiati, 1883, p. 257. 

 R. sardous Crantz (hirsutus). 



Aphis dianthi Scbrank, Walker, 1850a, p. 394. 

 R. repens L. Cteeping Buttercup. 



Aphis dianthi Schrank. Walker, iSsoa, p. 394. 



Aphis ranunculi Kalt. Kaltenbach, 1874, P- lO- 



Thecabius (Pemphigus) affinis Kalt. (ranunculi Kalt.). Tullgren, 

 1909, pp. IIO-III. 

 R. sceleratus L. Cursed Crowfoot. 



Rhopalosiphum nymphaeae (L.) Koch. (A. butomi Schrank) 

 (R. najadum Koch). Passerini, 1863, p. 21. 

 R. velutinus Ten. 



Mysits ranunculi Del Guercio. Del Guercio, 1900, p. 151. 



Pemphigus ranunculi Kalt. Passerini, Flora. 



Trama ranunculi Del Guercio (radicis Kaltenbach?) (flavescens 

 Koch?) Del Guercio, 1907 (1908) Redia V, pp. 248, 344. 

 R. sp. 



Aphis ranunculina Walker. Walker, 1852, p. 1046. 



THALICTRUM. Meadow Rue. 



T. minus L. 



Aphis dianthi Schrank. Walker, 1850a, p. 394. 



Aphis thalictri Koch. Kach, p. 81. 

 T. polygamum Muhl. Tall Meadow Rue. 



Myzus thalictri Williams. Williams, 1910, p. 69. 

 T. revolutum DC (purpurascens L.) 



Mysus thalictri Williams. Williams, 1891, p. 17. 



Nectar ophora purpurascens Oestlund. Oestlund, 1887, p. 81. 

 T. sp. 



Aphis thalictri Koch. Kaltenbach, 1874, P- 6. 



MAGNOLIAGEAE. MAGNOLIA FAMILY. 



LIRIODENDRON. Tulip Tree. 



L. tulipifera L. 



Macrosiphum liriodendri (Monell). Davis, 1909a, p. 36. 

 Macrosiphum liriodendri var. rufa (Monell). Davis, 1909a, p. 36- 



MAGNOLIA. 



M. grandiflora L. 



Aphis magnoliae Macchiati. Macchiati, 1883, p. 254. 



