marsh ragwort —  Senecio congestus {composite family — Asteraceae (Compositae)}
Flora of the Yukon Territory, Cody, p. 593a
 { 1/60 sec, f6.3} – {Paddys Pond/Ice Lake, Whitehorse, Yukon} – {25/06/05 Saturday, June 25, 2005; 1:52:38 PM}