38 



FOUNDATIONS OF BOTANY 



-a 



FIG. 14. Lower Part of Stem and Roots of Indian Corn, showing Aerial 

 Roots ( " Brace-Roots " ). 



a, c, internodes of the stem ; 6, d, e,f, nodes of various age bearing roots. Most of 

 these started as aerial roots, but all except those from b have now reached the earth. 



