purple-leaved willowherb —  Epilobium glandulosum {evening primrose family — Onagraceae}
Flora of the Yukon Territory, Cody, p. 444b
 { 1/50 sec, f11.0} – {Paddys Pond/Ice Lake, Whitehorse, Yukon} – {13/07/07 Friday, July 13, 2007; 3:14:34 PM}