376 RESEARCHES ON IRRITABILITY OF PLANTS 



Velocity of excitatory impulse, effect of fatigue on, 147 



,, ,, ,, intensity of stimulus on, 142 

 ,, ,, „ temperature on, 148 

 ,, in Averrhoa, 151 

 ,, ,, Biophytum, 151 

 „ ,, Mimosa, 141 



Work, effect of load on, in Mimosa; 56 

 ,, measurement of, in Mimosa, 57 

 „ rate of, in Mimosa, 58 



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