purple bittercress —  Cardamine purpurea {mustard family — Brassicaceae (Cruciferae)}
Flora of the Yukon Territory, Cody, p. 333b
 { 1/30 sec, f14.0} – {Rake Mountain, Tombstone Territorial Park, Yukon} – {27/06/10 Sunday, June 27, 2010; 10:20:46 AM}