oak fern —  Gymnocarpium dryopteris dryopteris {fern — Aspidiaceae}
Flora of the Yukon Territory, Cody, p. 041a
 { 1/30 sec, f16.0} – { , Klondike Hwy, South, Yukon} – {08/07/09 Wednesday, July 8, 2009; 5:16:08 PM}