tenellus?
Collector number 4216. Flowers white and about 8-10 mm long
Habit, leaflet shape and count, flower shape and count, seed capsule shape appear consistent with Astragalus tenellus. Photo is not clear enough to examine stipules (lowermost ones are papery and often blackish on A. tenellus).
Found on upland native pasture
Rocky Mountain Bee Plant (Peritoma serrulata), pink, roadside, sand silt substrate, backroad, Great Sandhills, SK, July 27/11
Cocks-comb Cat's-Eye (Oreocarya celosioides), white, Grasslands National Park, east block, SK, June 12/12. Approximate location.