purple-leaved willowherb —  Epilobium glandulosum {evening primrose family — Onagraceae}
Flora of the Yukon Territory, Cody, p. 444b
 { 1/25 sec, f10.0} – {Hidden lakes, Whitehorse, Yukon} – {30/07/08 Wednesday, July 30, 2008; 6:06:27 PM}