MAIZE OK INDIAN CORN 



155 



from the roots to the leaves. This fibro-vascular tissue 

 serves also as the passages for the return to the roots, ears, 



node. 



above ground 

 3 



30 dn- 



"I * 



FIG. 21. Structure of corn plant at different stages 

 of growth: (1) Stalk one month old with leaves re- 

 moved. A, tassel; B, rudimentary buds of ears 

 and branches of which only one or two develop into 

 ears; R, roots; R l , root buds often called "brace 

 roots; " S, a branch or sucker. (2) Stalk fifty days 

 old with the leaves removed : a, the first whorl of 

 brace roots; 6, rudimentary buds; 6', the bud at b 

 enlarged to show the rudimentary branch of the 

 bud; b*, the ear. 



and stem of the food material that has been elaborated in 

 the leaves from the materials secured from the air and soil. 



