60 



Photomicrographs of Butanical Studies. 



98. — T.S. Stem of " Tradiscantia discolor," Tradiscantia. 



Epidermis. 



4 Cells containing starch. 



Vascular bundle. 



99. — T.S. Seed of " Ricinus communis," Castor Oil plant. 



f^ Endosperm cells, containing 



proten, crystals and aleurone- 

 grains. 



