184 



Time elapsed 

 since bcgin- 



ning of 

 stimulation 

 in minutes 



Extent of curvature in m.m. 



70 



1 



1V2 1V2 



2 1 

 3 



2 1 1 



IV2 1 1 



2 IV2 IV2 



1 



IV2 IV2 



1 1 



V 



IV2 



2 Va 2 IV2 IV2 



3 2V2 2V2 2 IV2 IV2 

 IV2 IV2 1 



3 2V2 IV2 IV2 1 

 IV2 IV2 IV2 IV2 1 

 2 IV2 IV2 IV2 1 1 



The observations for 55, 65 and 60 minutes are sum- 

 marized below as before. 



TABLE 11. 



Number of plants observed after 55 minutes 52, after 

 65 minutes 59. 



