western red baneberry —  Actaea rubra arguta {crowfoot family — Ranunculaceae}
Flora of the Yukon Territory, Cody, p. 289c
Possibly { 1/80 sec, f7.1} – {Millennium trail, Whitehorse, Yukon} – {23/08/09 Sunday, August 23, 2009; 2:49:42 PM}