arctic sweet coltsfoot —  Petasites frigidus frigidus {composite family — Asteraceae (Compositae)}
Flora of the Yukon Territory, Cody, p. 589a
 { 1/160 sec, f5.6} – {Paddys Pond/Ice Lake, Whitehorse, Yukon} – {11/07/08 Friday, July 11, 2008; 1:07:32 PM}