236 SENESCENCE AND REJUVENESCENCE 



SEUBERT, M. 



1866. Lehrbuch der gesammten Pflanzenkunde. IV. Auflage. 

 SHERRINGTON, C. S. 



1906. The Integrative Action of the Nervous System. New York. 

 STRASBURGER, E., NOLL, F., SCHENCK, H., und KARSTEN, G. 



1908. Lehrbuch der Botanik. IX. Auflage. Jena. 

 TASHIRO, S. 



19130. "Carbon Dioxide Production from Nerve Fibers When Resting 

 and When Stimulated; a Contribution to the Chemical Basis of 

 Irritability," Am. Jour, of PhysioL, XXXII. 



19136. "A New Method and Apparatus for the Estimation of Exceedingly 

 Minute Quantities of Carbon Dioxide," Am. Jour, of PhysioL, 

 XXXII. 

 VERWORN, M. 



1913. Irritability. New Haven, Conn. 



WILSON, H. V. 



1889. "The Embryology of the Sea Bass," Bull, of the U.S. Fish Com- 

 mission, IX. 



