dwarf scouring rush —  Equisetum scirpoides {horsetail family — Equisetaceae}
Flora of the Yukon Territory, Cody, p. 030b
 { 1/10 sec, f11.0} – {Hidden lakes, Whitehorse, Yukon} – {23/08/08 Saturday, August 23, 2008; 3:03:43 PM}