northern wood fern —  Dryopteris expansa {fern — Aspidiaceae}
Flora of the Yukon Territory, Cody, p. 040b
 { 1/1000 sec, f22.0} – { , Klondike Hwy, South, Yukon} – {13/07/09 Monday, July 13, 2009; 4:07:10 PM}