DESCRIPTION 



411 



spread by natural means over much of both North and South 

 America, where it is recognized as a common roadside weed. It 

 seems to have been first cultivated probably in western Asia, and 



FIG. 178. Sweet clover. 



was early brought to the American colonies, being distinctly men- 

 tioned as common in Virginia as early as 1739. 



Sweet clover is a strong growing biennial, making a rather slow 

 growth the first season, reaching a height of three to four feet. It 

 will sometimes bloom at the end of the first season, especially in the 



