INDEX 



487 



Oak tussock caterpillar, Halisidota macu- 



lata, 245^ 



IT. montana var. camper down pendula, 291 

 U. sea bra pendula, 291 

 unifasciatorius, Ichneumon, 210 

 uroplatae, Sympiezus, 235 

 Vaccinium corymbosum, attacked by: 



Datana drexelii, 231 

 Vaccinium stamineum, attacked by: 



Datana drexelii, 231 

 Vaccinium sp., 300 

 vanessae, Fteromalus, 272 

 Variable oak leaf caterpillar, 247 

 varicornis, Physcus, 282 

 variolosum, Aster olecanium, 306 

 vernata, Paleacrita, 222 

 Viceroy, 253 

 villosum, Elaphidion, 327 

 Virginia creeper, attacked by: 



Cottony maple scale, Pulvinaria vitis, 296 



Magnolia scale, Neolecanium cornupar- 



vum 302 



virginiensis, Anisota, 251 

 vitis, Pulvinaria, 295 

 Waid, Otis, 314, 315 

 Walnut 



See Black walnut 

 Water or Red elm Susceptibility to insect 



attack, 168 

 Web worm, Pall, 213 

 Wheel bug, 234, 317 

 White-breasted nuthatch, 287 

 White grubs, 236 



White marked tussock moth, 182, 207 

 White oak Susceptibility to insect attack, 



168 

 White pine Susceptibility to insect attack, 



168 



White pine weevil, 323 

 White walnut 



See Butternut 

 wilcoxii, Calosoma, 243 

 Wild cherry 



See Chokecherry 

 Wild plum, attacked by: 



Oak tussock caterpillar, Halisidota macu- 

 lata, 245 



White marked tussock moth, Hemero- 



campa leu co stigma, 209 

 Willow, attacked by: 



Bag or basket worm, Thyridopteryx 

 ephemeraeformis 217 



Carpenter worm, Pnonoxystus robiniae, 

 330 



Cecropia moth, Samia cecropia, 266 

 Cottonwood leaf beetle, Lina scripta, 260 

 Cottony maple scale, Pulvinaria vitis, 296 

 Fall web worm, Hyphantria cunea, 215 

 Forest tent-caterpillar, Malacosoma diss- 



tria, 243 



lo moth, Automeris io, 271 

 Luna moth, Tropea luna. 268 

 May or June beetles, Lachnosterna sp 



237 

 Mourning cloak butterfly, Euvanessa 



antiopa, 272 

 Oak tussock caterpillar, Halisidota macu- 



lata, 245 

 Oyster shell bark louse, Lepidosaphes 



ulmi, 286 



Polyphemus moth, Telea polyphemus, 268 

 Poplar and willow borer, Cryptorhynchus 



lapathi, 320 



Poplar borer, Saperda calcarata, 318 

 Poplar leaf-tyer, Melalopha inclusa, 257 

 Red-humped apple worm, Schizura con- 



cinna, 255 

 Spotted willow leaf beetle, Lina inter- 



rupta, 263 



Viceroy, Basilarchia disippus, 253 

 Walnut Datana, Datana integerrima, 228 



White marked tussock moth, Hemero- 



campa leucostigma, 209 

 Willow scurfy scale, Chionaspis salicis- 



nigrae, 290 



Willow scurfy scale, 289 

 "Wilt" disease, 211, 215 

 Wires Injuring trees, 172 

 Wistaria, attacked by: 



Locust leaf beetle, Chalepus dorsalis, 234 



Witch hazel, attacked by: 

 Datana drexelii, 231 

 Polyphemus moth, Telea polyphemus, 268 

 White marked tussock moth, Hemero- 



campa leucostigma, 209 

 Yellow-necked apple Datana, Datana 



ministra, 230 



Woodpeckers, 267, 323, 327, 329 

 Worthley, L. H., 165 



Yellow-billed cuckoo, 229, 240 

 Yellow-necked apple Datana, 229, 231 

 Yellow or black locust 



See Black or yellow locust 

 Yellow-striped oak caterpillar, 249 



Zatropis catalpae, 314 



