190 DISEASES OF BEES. 



This disorder is marked, we are told, by a 

 dizzy manner of flying, and by irregular motions, 

 such as starting, falling down, &c. when the bees 

 are pursuing their usual occupations. To these 

 symptoms succeed lassitude and death. No re- 

 medy has hitherto been discovered for this malady. 



HUBER says that vertigo attacks ants, and causes 

 them to lose the power of moving in a straight 

 line, and occasions the performance of rapid gyra- 

 tions always in the same direction : he observed 

 one insect make about 1000 turns in an hour, 

 describing a circle of about an inch in diameter ; 

 this continued for seven days : he does not say 

 whether he ever knew any instance of a recovery. 



In Dr. Barton's ingenious paper, to which I 

 have already referred in the chapter on Pasturage, 

 the plants enumerated as yielding poisonous honey 

 are Kalmla angustlfolla, latlfolla, and hlrsuta ; 

 Rhododendron maximum, Azalea nudiflora, and 

 Andromeda mariana. The honey of these is stated 

 to have proved injurious both to dogs and the 

 human species. The symptoms it usually pro- 

 duces are dimness of sight or vertigo, delirium, 

 ebrlety, pain In the stomach and bowels, convulsions, 

 profuse perspiration, foaming at the mouth, vomit- 

 ing and purging ; in some instances, temporary 

 palsy of the limbs, but very seldom death. The 

 best mode of treatment is not yet ascertained ; 

 though the similarity of the symptoms, the Doctor 



