1 78 Papilionaceae 



loose elongated racemes; calyx teeth ovate- 

 acute, shorter than the tube. 



One of the taller of the vetches growing in 

 open stony places and slides throughout the 

 Rockies at the lower altitudes, flowering in 



July. 



Hedysarum Erect, 12-15 inches high, min- 



suip ur- utely hairy. Leaves with 5-6 



escens 



Rydb pairs of oblong-elliptic, obtuse- 



Yellow cuspidate leaflets, J-f of an 



Hedysarum. mcn long^ finely hairy beneath. 

 Flowers bright yellow, over J an inch long; 

 1 5-30 in a rather dense raceme ; wings exceed- 

 ing the vexillum but shorter than the keel. 



Throughout the Rockies in open woods 

 and meadows up to 8000 feet elevation ; 

 flowering in June and July. 



Stems erect or decumbent, 12-18 

 Hedysarum 

 Mackenzii inches high, usually minutely 



Richards. hairy. Leaves 3-6 inches long 

 Mackenzie's w jth 1 1-19 oblong-elliptic leaflets 



Hedysarum. about ^ {nch ^ p lowers j 



of an inch long, reddish-purple, 20-30 in loose 



