INSECTS INJURIOUS TO TOBACCO. 



223 



in their habits and depredations upon the tobacco-2)lant. 

 The original food-plant of rliexia is probably one of our 

 common weeds such as the horse-nettle, which should 

 therefore be kept cut down along the edges of the tobacco- 



FiG. 125. — Larva of Bud-worm {Heliothis armiger.) Showing work 

 on seed-capsules of tobacco-plant. (After Quaintance.) 



fields and in those adjoining. The moths of this species 

 are quite different from those of armiger, the fore wings 

 being of a sea-green color, crossed by three white bands, 

 and the hind wings white with a dark margin. Only one 

 or two broods occur during a season. 



Remedies. — Poisoned corn-meal has been found to be a 



