354 



COLLEGE BOTANY 



crimson or scarlet clover (T. incarnatum) , the red clover (T. 

 protease} (Figs. 197, 198). 



This family also includes many more important forage 

 plants, such as alfalfa (Medicago sativa} (Fig. 199), the sweet 



FIG. 194. Typical legume (pea) 



clovers (Melilotus alba and M. officinalis) , the soy bean (So jo- 

 max and varieties} the cow-pea (Vigna sinensis and varieties) 

 and the vetches ( Vicia, sp. ) . 



The peanut (Arachis Jiypogace} (Fig. 200) is a very popular 

 plant which is cultivated for food and also for the very excellent 



