IV ■ TABLE OF CONTENTS. 
Page. 
Insects injurious to tht butternut 337 
Affecting the trunk and limbs, 337 — Affecting the leaves, 336 — Other species 
living on tin* butternut, :i42. 
fflfeefj injur ion* to the chtttnut 343 
Affecting the trunk and limbs, 343 — Affecting the leaves, 344 — Affecting the 
fruit, 350 — Other species preying on the chestnut, 353. 
Chapter IV. 
Instils injurious to tht lo<u*t tree 355 
Affecting the trunk, 355— Affecting the leaves, 361 — Other insects feeding 
on the locust, 372. 
Chatter V. 
Insects injurious to the different species of maple . 374 
Affecting the trunk, 374 — Boring in the twigs, 391 — Affecting the leaf-buds, 
39*2— Affecting the leaves, 39*2 — Other insects occurring on the maple, 
424. 
Chapter VI. 
Insects injurious to the cottonicood 426 
Affecting the roots, 426— Affecting the trunk and branches, 426 — Affecting 
the leaves, 428. 
Insects injurious to the poplar 435 
Affecting the trunk, 435 — Affecting the leaves, 445 — Other insects feeding 
on the poplar, 472. 
Insects injurious to the bass-wood or linden tree 474 
Affecting the trunk, 474— Affecting the leaves, 475— Other insects living on 
the linden, 480. 
Chapter VII. 
Insects injurious to the birch 483 
Injuring the trunk, 483— Affecting the leaves, 486 — Other species occurring 
on the birch, 514. 
Chapter VIII. 
Insects injurious to the beech 515 
Affecting the trunk, 515 — Affecting the leaves, 515 — Other insects occurring 
on the beech, 519. 
Chapter IX. 
Insects injurious to the wild cherry, wild plum, the thorn, crab-apple and mountain ash. 521 
Insects affecting the wild cherry : Affecting the trunk, 521 — Affecting the 
leaves, 522— Other insects, 529. 
Insects affecting the wild plum : Feeding on the leaves, 530 — Feeding on the 
fruit, 530— Other insects, 531. 
Insects affecting the service-berry or June berry, 531. 
Insects affecting the wild thorn : Affecting the leaves, 532— Other insects, 
535. 
Insects injurious to the crab-apple : Affecting the leaves, 537. 
Insects injurious to the mountain ash: Affecting the leaves, 537 — Other in- 
sects, 539. 
Chapter X. 
Insects injurious to the ash 540 
Affecting the trunk and branches, 540— Affecting the leaves, 544— Other in- 
sects occurring on the ash, 555. 
