154 UNIVERSITY OF MISSOURI STUDIES [302 



606a. L. decumbens argentatus Rydb. Silvery decumbent 

 lupine. 



Plains, foothills, and mountain slopes, 5100-9000 ft. (Dan- 

 iels, 131). Also between Sunshine and Ward (Rydberg). 



Wyoming to Colorado. 



244. TRIFOLIuTiI L. Clover. 



607. T. pratense L. Red clover. 



Throughout the cultivated area, 5100-8500 ft. (Daniels, 744). 

 Europe and Asia, thence cultivated and naturalized in all 

 temperate lands. 



608. T. hybridum L. Alsike clover. 



Roadsides and fields about Boulder, 5100-5700 ft. (Dan- 

 iels, 244). Not in Rydberg's Flora. 

 Europe, thence to all temperate lands. 



609. T. repens L. White clover. Sheep clover. 

 Common throughout the cultivated area, whence it has pen- 

 etrated to distant canons in the foothills, 5100-7500 ft. (Dan- 

 iels, 500). 



Europe: Siberia: Sub-arctic America; now in the greater 

 part of North America. 



610. T. lividum Rydb. Livid clover. 



Above timberline, Arapahoe Peak, 11 500- 13000 ft. (Dan- 

 iels, 1019). 

 Wyoming to Colorado. 



611. T. dasyphylhun Torr. Gray clover. 



Above timberline, Arapahoe Peak, 11 500- 13000 ft. (Dan- 

 iels, 874). Also Eldora to Baltimore and in the mountains 

 south of Ward (Rydberg). 



Montana to Colorado. 



245. MEDICA Hill. Lucerne. 



612. M. sativa (L.) Hill [Medicago sativa L.]. Alfalfa. 

 Throughout the cultivated area, and extending into the 



mountains along the roads and railroads, 5100-7000 ft. (Dan- 

 iels, 509). 



Europe, thence to all temperate lands. 



