T. TADOKOHO. 



araban, the former apparently pre< 



IV. General Conclusion. 



The principal results of our investigation hitherto described are here 

 marized. 



1. Cutiu is the essential constituent of cuticle, and tannin is found in 

 epidermal cell. Fiber consists of cellulose with a small quantity of 

 xstin compounds, protein and fat-like substance as its integral part. On 

 3 other hand, the cell-wall of cambium, epidermis and parenchyma are 

 tde up principally of pectin compounds with a small quantity of cellulose. 



