The Natural Classification of Plants according 

 to the Dynamic System. 



By 



BuNZo Hayata. 

 CONTENTS. 



PAGE 



1. Introduction. . . . r 97 



2. NaTUEAL CLASSmCATION 99 



3. Species 100 



4. What the resemblance of species denotes 101 



5. The participation theory 101 



6. The dynamic system 105 



7. Review of, and critical remarks on Engler's principles 

 and his system of the Angiosperms 115 



a. Engler's principles of systematic arrangement 115 



b. Engler's explanation of the synopsis of Embryophyta 

 siphonogama 128 



8. Construction of the dynamic system 155 



9. The dynamic system of natural classification applied to the 

 Angiosperms with Engler's system as a framewore 159 



10. explanation of the dynamic system 175 



11. Index to the dynamic system 217 



1. Introduction. 



As I stated in the preceding paper, I have been reflecting on a system 

 of natural classification to which my attention was drawn during the score of 

 yeai-3 that I devoted to the study of the flora of Formosa. CuiTent opinion 



