438 



Orass, insects affecting, notes on, 197, 



orcliard, Toxoptera gramiuum on, 245. 



saw-flies of, 168-179. 



sesame, Diatraja saccharalis on, 103. 



Grease-wood, Nysius angustatus on, 140. 



H. 



Hart's tongue, Otiorhynclius sulcatus on, 222. 

 Hedge plant, California, leaf-liopperon, 142. 

 Helianthns, Rhodobienus 13-punctatus on, 159. 

 Hemlock, damaged by Nematus erichsonii, 219. 

 Hemp, as a protection against weevils, 223. 

 Hesperoyucca, subgenus of Yucca, 359. 

 Hickory, Balaninus carya; bred from, 93. 



dead leaves eaten by Epizeuxis semula, 111. 



Dorcaschema nigrum on, 130. 



Magdalis olyra on, 130. 



Micracis on, 131. 



Stenosphenus notatus on, 130. 



Tylonotus bimaculatus on, 131. 

 Hop, Aphis of, in California, 167. 

 Hordeum, food-plant of Toxoptera graminum, 245. 

 Hymenoplea salsola, new food-plant of Icerya pur- 

 cbasi, 160. 



I. 



Hex glabra, native food of Ceroplastes floridensis, 



398. 

 Isaria densa. fungus on cockchafer, 281. 



J. 



Juglans californica, Coleoptera on, 260, 261. 

 Juncus canadensis ?, Dolerus on, 173. 

 food-plant of Dolerus, 169. 



Kale, harlequin bugs stray from, to cabbage, 34. 



Lachnidium acridiorum, disease of locust. 408. 

 Lai'ch, European, Coleopbora laricella on, 405. 



Japanese, Coleopbora laricella on, 405. 



saw-fly of, 219. 

 Laurel, California, ladybirds on, 134. 

 Lecanium hesperidum, from Sandwich Ids., 218. 

 Lemon, Orcus chalybeus beneficial to, 164. 

 Lettuce, Myriopods injuring, 400. 

 Lignum vitae, Aspidiotus articulatus on, 381. 

 Linden, Capsidae on, 161. 



food-plant of Zeuzera pyrina, 77. 

 Locust, Apion nigrum on, 94, 131. 

 Lucerne, locu.sts injuring, 144. 

 Lupine, Carphoxera on, 271. 

 Lvgodesmia juncea, Cynipid gall on, 203. 



M. 



Madrono, Eucheira socialis on, 84. 

 Maize, borers in, 397. 



Mangel-wurzels, Otiorbynchus sulcatus damag- 

 ing, 223. 

 Mango, Viuconia steliifera on, 334. 



Maple, Acantboderes decipiens reared from, 65. 



Edema albifrons on, 139. 



Leptura proxima reared from, 65. 



Zeuzera pyrina on, 77, 317. 

 Melon, Aphides on, 44. 



injury to, erroneously attributed to melon 

 plant-louse, 17, 358. 

 Mint, Sphinx eremitus on, 206. 

 Mountain ash, food-plant of Zeuzera pyrina, 77. 

 Mustard, harlequin bugs caught on, 33. 



wild, Plutella cruciferarum on, 236. 



N. 



Negundo aceroides, Pulvinarf a innumerabilis on, 



75. 

 Nyssa, Antispila nyssaefoliella on, 138. 



O. 



Oak, Alaus oculatus on, 65. 



Allorhiua nitida on, 75. 



Balaninus bred from, 93, 13C. 



Edema albifrons injuring, 139. 



Lyctus striatus on, 65. 



Palthis and Zanclognathas on dead leaves. 111. 



Phymatodes spp. on, 65. 



tent-caterpiUars on, 139. 

 Oats, Cicadula 4-lineata on, 197. 



Diabrotica 12-punctata on, 107. 

 CEnothera speciosa, insects captured by, 291. 

 Oleander, Aspidiotus articulatus, on, 381. 

 Olive, food-plant of Aspidiotus articulatus, 381. 

 Onions, root maggots in, 44. 

 Orange, Blastobasis sp. beneficial to, 290. 



Ceroplastes floridensis on, 398. 



Chionaspis biclavis on, 400. 



Coleoptera found on, 260,261. 



difiiculty of disinfecting imported trees, 218. 



food-plant of Aspidiotus articulatus, 381. 



Orchids, fertilization of, 359. 



Orcus chalybeus beneficial to, 164. 



purple scale of, 143. 



scale-insects on, 274. 



tree injured by ants, 203. 

 Orgyia leucostigma, new enemy of, 222. 

 Otiorbynchus sulcatus, hot-house pest, 222. 



P. 



Palm, cocoa, Icerya montseri-atensis on, 407. 



Rhynchophorus palmarum on, 136. 

 Palmetto, cabbage, Rhynchophorus zimmer- 



manni on, 136. 

 Palms, food-plants of Aspidiotus articulatus, 381. 

 Panicum, ffibalus pugnax on, 158. 

 Pea, weevil of, 297. 

 Peach, Anametis grisea on, 401. 



arsenical poisons for, 290. 



Aspidiotus on, 339. 



borer of, treatment, 43. 



injured by Gortyna nitela, 140. 



Japanese moth of, 341. 



Leptocoris trivittata on, 273. 



plum Curculio on, 34. 



Syneta albida on, 396. 



tree borers of, do ground-beetles destroy? 204. 



