INTRODUCTORY 3 



Other varieties may render some service to agricul- 

 ture, but their value will not compare with that of 

 the varieties named. 



The most valuable of the varieties named in pro- 

 viding pasture, include the medium red, the mam- 

 moth, the alsike and the small white. The most 

 valuable in providing hay are the medium red, al- 

 falfa and alsike. The most valuable, viewed from 

 the standpoint only of soil renovation, are the 

 medium red, mammoth, alsike, crimson, Japan and 

 sv/eet. The' most valuable in producing honey ac- 

 cessible to tame bees, are the small white, alsike and 

 sv.-eet. 



Distinguishing Characteristics. — Clovers differ 

 from one another in duration, habit of growth, per- 

 sistence in growth, their power to endure low or 

 warm temperatures, and ability to maintain a hold 

 upon the soil. Of the varieties named, alfalfa, the 

 small white and alsike varieties are perennial. That 

 most intensely so is the first variety named. The 

 medium red and mammoth varieties are biennial, 

 but sometimes they assume the perennial quality. 

 Sweet clover is biennial. The crimson, Japan and 

 burr varieties are annual. 



Some varieties, as alfalfa, crimson and sweet 

 clover, are upright in their habit of growth. Others, 

 as the small white and the burr, are recumbent. 

 Others again, as the medium red, alsike and mam- 

 moth, are spreading and upright. The alfalfa and 

 medium red varieties grow most persistently through 

 the whole season. The sweet, small white and alsike 

 varieties can best endure cold, and the sweet, Japan 



