Photomicrographs of Bolanical Studies. 



57 



92.— L.S. Plumule of " Triticum sativum," Wheat. 



First leaves. 



Developing leaves. 

 Growing point of stem. 



Axis of embryo, 





93. — L.S. Radical of " Triticum sativum,' 



Wheat. 



Dermatogen (Epidermis) 



Central axis. 



Plerom. 



Growing point of root. 



Protective root-cap. 







