62 



GERMINATION 



For some reason which I fail to remember I did not 

 photograph them but a rough sketch, taken at the time, 

 will give an idea of the final appearance of the plants after 

 separation from the tubers. 



/fa 



rao/s 



r/g. 27 



In this case the abnormal upward weak growth exhibited 

 by the radish and the grass was not repeated but the absence 

 of root production in B, was confirmatory of the grass 

 experiment. There was abnormal growth in both A and B 

 and from other data in my possession I am inclined to think 

 that the comparatively high electrical stimulus brought 

 about a multiplication of centrosomes so that the cells 

 instead of dividing each into two daughter cells, divided 

 into a greater number and of the two the growth of B, that 



