51 



20.— BEAN. 



Nat. Oed. — LeguminoBse. 



Faha vulgaris. 



This Bean is cultivated on a large scale, 

 principally as food for horses, the garden varieties 

 known as Broad or Windsor Beans are used when 

 quite young as a green vegetable. 



The Starch of this species cannot be micros- 

 copically distinguished from those of the two 

 preceding plants. 



