Pomona Coi.i.K(iK Joiminai, ok Kntomoloov 



463 



Solatium douglasii Duiil. (Nijjlitshndc). 

 Trifidapllis rmlicii'Dla (Kssifr) Dd 

 Ouor.-Essig, I'o. Jr. Kiit. I, 8, 

 1909. 

 Sonchut tp. 



Macro!>i))liuin sonclu'lla Mont'll- 

 Clarki-, Can. Eiit. XXXV, i>53, 

 1903. 

 Sonchus asprr \'ill. (Spiny-K'avfd Son- 

 chus). 

 Rhopalosi|>liuiii ptTsicir Sulz.-Oavid- 

 son, Jr. Fx. Knt. Ill, .H78, 1()I0. 

 Sonchut oleraceus L. (Sow Tlii.stK-)- 

 Macrosipliuin sonclu'lla Moiu'll- 

 Davidsoii, Jr. Ec. Ent. II, 3()i, 

 1909. 

 Myzus pcr.sictp Siilz. -Davidson, Jr. 



Ec. Ent. II, ,S().S, I (joy. 

 Rhopalo.sipliuni lai-tucii- Kalt. -David- 

 son, Jr. Ec. Ent. III. 378, 191O. 

 Sorghum sp. 



Aphis maidis Fitch-Clarkc, Can. Ent. 



XXXV, -251 , igo.s. 



Sow Thistle see Sonchus olrracrus L. 

 Sphaerosligma fcitchiauuin (Hook) 



Small. ( Evfninjf I'rlinro.sc). 

 Aphis ofnotliiTii' Ocstl. -Davidson, Jr. 



Ec. Ent. Ill, 380, 1910. 

 Spinv-le.wed SoNCHi's sec Sonchut 



atper Vill. 

 Spiraea talicifolia I,. 



Apliis spir^cUa Sellout. -Davidson in 



litt. 

 SpRrc'E, F.\LSE see Pteudolsuga doug- 



lasii Carr. 

 Sugar Beet see Beta vulgarit var. L. 

 SroAR Mapi.e sec Acer taccharinum 



Wanjj. 

 Sweet Fe.vnel see Foeniculum foenicu- 



luvt Karst. 

 Sweet Pea see Lalhi/rut odoralus I,. 

 Sycamore sec Plalanut. 

 Si/mphoricarput racemotut (Snow- 

 berry). 

 Aphis nlbipcs Ocstl. -Davidson, Jr. 



Ec. Ent. Ill, 376, 1910. 

 Tilia sp. (Hnsswood). 



Eucalliptirus tiliae (I. inn.) Gill.- 



David-son, Jr. Ec. Ent. III. 377, 



1910. 

 Tomato sec Lifcopersicum esculentum 



Mill. 

 Trilicum sp. (Wheat). 



Aphis avenae Fahr. -Davidson, Jr. Ec. 



Ent. Ill, 377, 1910. 



Tri.ir sec 'J'ulipa. 

 Tuiipa .\p. (Tulip). 



.MaerosiphwMi tiilipie .Monell.- David- 

 son. Jr. Ec. Ent. Ill, 380. I910. 

 Rhopalosiphuni tulipn- Thos. -David- 

 son. Jr. Ec. Ent. Ill, 377, 1910. 

 I'lmus tp. (Elm). 



('olo|)ha ulmicola (Fitch) Moneli- 

 Davidson. Jr. V.c. Ent. II, 299, 

 1 !»<»!)■ 

 .Myzocallis ulmifolii (.Moncll)- 



Dividson, .Ir. Ec. Ent. II, 301, 

 l!»t>9. 

 Sehizon. lira anuricann Riley-Clnrkc, 

 Can. Ent. XXXV, 'ii8. 1903. 

 I'rtica holosericfa Nutt. (Nettle). 



Macnisiphum ulniaria- (Sclirk.) 

 Sellout.- Davidson. Jr. Ec. Ent. II, 

 30 1., 1909. 

 I'rticii urens L. (Nettle). 



.Myzus persieie Siilz. -Davidson in litt. 

 \'alehia.\ see Valeriana. 

 I'aleriana offirianatis Linn. (Conium, 

 St. Georges Herb, Garden Helio- 

 trope, ('.'it's \'alcrian). 

 M.'ierdsipliuin v.'tli-riaiiiie Clarki-, Can. 

 Ent. XXXV, •^:,^, 1903. 

 Valley Live Oak see Quercus rvisli- 



seni A. DC. 

 Valley Oak .see Quercus lohala Nee. 

 Vetch see J'icia. 

 I'ihurnuni tinus I,. ( I.aurustinus). 



.\phis pomi De Gier- Davidson, Jr. 

 Ec. Ent. Ill, 377, 1910. 

 I'icia saliva I.. (\'etch). 



.Macrosipliuin ulniaria* (Schrk.) 

 Sellout. -Essig, PC. .Ir. Ent. II, 

 338. 1910. 

 I'iola sp. (Violet). 



Rhopalosiphuni violw Perg.-Essig, 

 PC. Jr. Ent. I. p. i, 1909. 

 I'itis sp. (Grape). 

 § Phylloxera vastatrix Planchon-Dav- 

 idson, Jr. Ec. Ent. II, I909. 

 litis vinifera I,. (Wild or English 

 Grape). 

 * Phylloxera vastatrix Planchon- 

 Hnyne, Rept. Cal. Exp. Sta. p. 

 37(). 1887-1893. 

 Watermelon see Citrullus lulgarit 



Sclirad. 

 Wheat sec Trilicum. 



JSoo RlilxnphiR v.i!itntrlx Planch. In Syn- 

 onymii. 



•Hccordoil by Haync a« simply Phylloxera. 

 See Khtzuphls vastatrix PI. In Synonjrnis. 



