Lupinus luteolus / Pale Yellow or Butter Lupine. Blue Mountains, Umatilla NF, Pendleton, Oregon, USA
In mid to late May, hike amid fields of Lupinus luteolus yellow flowers on Ninemile Ridge Trail, Blue Mountains, Umatilla National Forest, Pendleton, Oregon, USA. Lupinus luteolus (Pale Yellow or Butter Lupine) is native to the coastal mountain ranges of Oregon and California. For licensing options, please inquire.