POISONOUS PLANTS 



263 



symptoms, and eventually the neck assumed a curved posi- 

 tion, like the half of the figure eight, and the animal was 

 unable to raise its head from the ground. 



Fig. 39.— Mbeoukialis pbrennis (Dog's Mercury). 



Post-Moptem Appearances. — The thoracic visera were 

 normal ; on dissecting the neck the muscles of the right- 

 hand side were rich in fibrous tissue, and the last three 



