

WORKS BY THE SAME AUTHOR. 



RESPONSE IN THE LIVING AND NON- 

 LIVING. . With 117 Illustrations, 

 8vo. 10s. <id. 1902 



PLANT RESPONSE : AS A MEANS OF 

 PHYSIOLOGICAL INVESTIGATION. 



With 278 Illustrations, Svo. 21s. 1906 



COMPARATIVE ELECTRO-PHYSIOLOGY. 

 A PHYSICO-PHYSIOLOGICAL STUDY. 



With 406 Illustrations, Svo. 15s.' 1907 



RESEARCHES ON IRRITABILITY OF 

 PLANTS. With 190 Illustrations, 

 8vo. 10s. 6rf. net 1913 



LIFE MOVEMENTS IN PLANTS, VOL. I. 



With 92 Illustrations, 8vo. 10s. ^d. 1918 



Longmans, Green & Co. 

 London, New York, Bombay and Calcutta. 



