BOOK I. 

 MORPHOLOGICAL BOTANY. 



INTRODUCTION. 



If all the parts of such highly developed plants as the 

 Nadzuna (Fig. 5), Daidzu (Glycine hispida), etc., are care- 

 fully observed by the unassisted eye, it will be seen that 

 each plant consists of the axis, the upper portion of which 

 is directed upwards and bears laterally green flat members, 

 and the lower portion of which is directed downwards and 

 does not bear those lateral appendages. That portion of 

 the axis directed upwards and bearing green lateral members 

 is called the Stem; that portion directed downwards and 



Pio. 3. 



Fig. 3. — Zenigoke ( ' Marchantia polymorpha). 



