gray tansy mustard —  Descurainia incana {mustard family — Brassicaceae (Cruciferae)}
Flora of the Yukon Territory, Cody, p. 334a
 { 1/100 sec, f7.1} – {Paddys Pond/Ice Lake, Whitehorse, Yukon} – {13/07/07 Friday, July 13, 2007; 3:10:50 PM}