yellow pond-lily —  Nuphar polysepalum {water-lily family — Nymphaeaceae}
Flora of the Yukon Territory, Cody, p. 286a
 { 1/250 sec, f6.3} – { , Klondike Hwy, North, Yukon} – {20/07/07 Friday, July 20, 2007; 11:13:08 AM}