LYCOPODIACE.-E 



57 



closely with that of Gymnosperms. It is composed of a small-celled 

 primary meristem, in which no differentiation can be detected into 







Bji-s-^ 



Fig. 39. — Transverse section of stem of Z. annotinnni. O, epiderm ; A R, outer cortex ; J R. inner 

 cortex ; S, sclerotised fundamental tissue ; P, vascular bundle-sheath ; H. xylem ; B, phloem- 

 portion of axial vascular cylinder ; Bsp, leaf-traces (magnified). 



