purple milk vetch —  Astragalus agrestis {pea family — Fabaceae (Leguminosae)}
Flora of the Yukon Territory, Cody, p. 407a
 { 1/60 sec, f11.0} – {Mt. McIntyre, Whitehorse, Yukon} – {03/07/05 Sunday, July 3, 2005; 3:02:50 PM}