1914] 



HILL— ANATOMY OF LY CO PODIUM 



71 



13 



Figs. 12, 13. — L. varium: transverse sections of strobilus apex, showing the 

 parallel-banded type of stele developing directly without passing through the radial 

 arrangement; px, protoxylem; p, phloem; X500. 



Fig. 14.— I. Phlegmaria: transverse section of mature vegetative stem; px, 

 protoxylem; p, phloem; X185. 



