showy Jacob's ladder —  Polemonium pulcherrimum {phlox family — Polemoniaceae}
Flora of the Yukon Territory, Cody, p. 493c
 { 1/200 sec, f3.5} – {Hidden lakes, Whitehorse, Yukon} – {14/08/08 Thursday, August 14, 2008; 3:57:08 PM}