captiate valerian —  Valeriana capitata {valerian family — Valerianaceae}
Flora of the Yukon Territory, Cody, p. 533a
 { 1/30 sec, f14.0} – {Rake Mountain, Tombstone Territorial Park, Yukon} – {27/06/10 Sunday, June 27, 2010; 10:25:07 AM}