Douglas' Mugwort, Douglas' Sagewort, Douglas' Wormwood, Northwest Mugwort

The photo above shows a close-up of the narrow involucres of Douglas' wormwood as seen in a steep streambed that crosses the upper Island Springs Trail of Mt. Adams...........September 5, 2004. The flower heads are past bloom.

The photo above shows an upper stem leaf and the inflorescence of Douglas' wormwood as seen in a steep streambed that crosses the upper Island Springs Trail of Mt. Adams..........September 5, 2004.

The photo above shows the lower and midstem leaves of Douglas' wormwood as seen along the Island Springs Trail on Mt. Adams...............September 5, 2004. Note the dark upper leaf surfaces and whitish lower surfaces.

Douglas' wormwood as seen in the roadside ditch in moist meadows along Forest Service Road 16 in western Logan Valley, Malheur National Forest..........August 20, 2011.

Close-ups of a portion of the inflorescence and upper (center) and lower (right) leaf surfaces of Douglas' wormwood as seen in moist meadows along Summit Creek at Forest Service Road 1647, Malheur National Forest..........August 4, 2011.