Porsild's saxifrage —  Saxifraga nelsoniana porsildiana {saxifrage family — Saxifragaceae}
Flora of the Yukon Territory, Cody, p. 376a
 { 1/30 sec, f8.0} – { , Mayo, Keno, Yukon} – {19/07/03 Saturday, July 19, 2003; 10:06:05 PM}