tussock cottongrass —  Eriophorum vaginatum vaginatum {sedge family — Cyperaceae}
Flora of the Yukon Territory, Cody, p. 178c
 { 1/125 sec, f5.6} – {Paddys Pond/Ice Lake, Whitehorse, Yukon} – {18/05/06 Thursday, May 18, 2006; 2:03:49 PM}