feltleaf willow —  Salix alaxensis {willow family — Salicaceae}
Flora of the Yukon Territory, Cody, p. 217a
rose gall on the leaf { 1/40 sec, f4.0} – {Salt Flats, Alaska Hwy, Yukon} – {23/08/07 Thursday, August 23, 2007; 9:06:12 PM}