1 70 Papilionaceae 



17-25 leaflets which are oblong or elliptic, 

 obtusish and usually notched at the apex, 

 rounded at the base J-J an inch long. 

 Flowers violet-purple, \ to nearly an inch 

 long in dense heads, calyx nearly \ the length 

 with long black and white hairs. 



Frequent at the lower altitudes, in dry 

 ground and roadsides on the eastern slopes 

 of the Rockies, particularly in the region 

 around Banff; flowering in early June. 



Astragalus Ascending or decumbent, 

 alpinus L. branching from the base, 6-15 



Alpine inches high, slightly hairy or 



Milk-vetch. T 



smooth. Leaves 2-5 inches long, 

 with 13-25 oval or elliptic, obtuse or retuse 

 leaflets, narrowed or rounded at the base, 

 J-i an inch long. Flowers J an inch or more 

 long, pale violet, the keel commonly darker, 

 in short rather open racemes; calyx about 

 J the length of the corolla, with short black 

 hairs. 



The most dainty of any of the vetches, 

 frequent in rocky soil in slightly shaded 



