swamp birch —  Betula pumila glandulifera {birch family — Betulaceae}
Flora of the Yukon Territory, Cody, p. 239c
 { 1/50 sec, f18.0} – {Fish Lake, Whitehorse, Yukon} – {06/07/09 Monday, July 6, 2009; 4:34:01 PM}