THE FLORA OF SCOTT AND MUSCATINE COUNTIES. 213 



LEGUMINOS^E. 



Baptisia, Vent. False Indigo. 



155. B. laicopliwa, Nutt. 



Prairies; less frequent than the next. 



156. />'. leucantha, Torr. & dray. 

 I )ry soil; frequent. 



Crotalaria, L» 



157. C. sagittate,].,. Rattle-box. 



Sandy soil along rivers; not common. 



Trifolium, Tourn. Clover 



158. T. arvense, L. Rabbit-foot ('lover. 



Sandy soil; Cedar River region, Muscatine Island, vicinity 

 of Buffalo and Follets. 



159. T. pratense, L. Red Clover. 

 Common. 



160. T. refiexum, L. Buffalo Clover. 



Sandy soil; Cedar River region, Muscatine Island, vicinity 

 of Buffalo and Follets. 



161. T. rcpcns, L. White Clover. 

 Fields and waste places; common. 



162. T. hybridum, L. Alsike. 

 Roadsides, etc.; becoming frequent. 



Melilotus, Tourn. Melilot. Sweet Clover. 



163. M. officinalis, Willd. Yellow M. 

 Roadsides and waste places; infrequent. 



164. M. alba, Lam. White M. 

 Common in waste places. 



Medicago, Tourn. 



165. M. sativa, L. Alfalfa. 

 Along railroads; not common. 



Amorpha, L. 



166. A. canescens,, Nutt. Lead-Riant. 

 Dry sterile soil; common. 



167. A.fruttcosa, L. False Indigo. 

 Along streams; frequent. 



