CONTENTS. 



CHAPTEE I. 



PAOB 



Preliminary considerations respecting vital motion . 1 



CHAPTEE II. 

 OF VITAL MOVEMENTS. 



A. Of vital movements in vessels and cells ... 10 



Section I. 



Of vital movements in the vessels, cells, and inter- 

 cellular PASSAGES OF THE PLANT 11 



I. In the laticiferojis vessels (cyclosis) 14 



II. In simple cells, (including the phenomena of 



"rotation") 20 



III. In the plant generally (circulation of the sap) . . 27 



Section II. 



Of vital movements in the vessels and cells op 



animal bodies 32 



I. In capillary vessels 33 



II. In cells 49 



CHAPTEE III. 



B. Of vital movements such as are seen in the 



IRRITABLE TUMOURS OF THE SENSITIVE PLANT, IN 

 THE COATS OF THE ALIMENTARY CANAL, AND IN 

 VOLUNTARY MUSCLES 52 



