Yukon groundsel —  Senecio yukonensis {composite family — Asteraceae (Compositae)}
Flora of the Yukon Territory, Cody, p. 598a
 { 1/125 sec, f8.0} – { , Mayo, Keno, Yukon} – {03/07/03 Thursday, July 3, 2003; 5:59:23 PM}