[Aspen and Cottonwoods East of the Cascade Mountains of Oregon and Washington]

Quaking Aspen

Populus tremuloides

Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana

A grove of quaking aspen in Logan Valley to the north of Big Creek Campground

A grove of quaking aspen in Logan Valley several hundred meters north of Big Creek Campground, Malheur National Forest........July 2, 2010.

Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

Several quaking aspens at Fish Lake Campground, Steens Mountain, Harney County, Oregon.......September 3, 2011.

Fall colors of Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana) - Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

Quaking aspens showing their fall leaf color as seen at the Fish Lake Campground, Steens Mountain, Harney County, Oregon..........September 21, 2015.

Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana) - Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana) - Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

Some pretty photos of aspen color on the Steens Mountain, as seen adjacent to Jackman Park Campground..........September 19-20, 2015.

Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

Quaking aspen as seen along the Tenderfoot Trail #1819 about one quarter of a mile east of the junction with Trail #1828, Eagle Cap Wilderness......August 12, 2018.

Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

The photo above shows many quaking aspen clustered on slopes above the Island Springs Trail #66 about one-half mile east of Little Mt. Adams.........August 25, 2005. The light-colored bark of the aspen is readily apparent. The grasses are largely Idaho fescue with some bottlebrush squirreltail.

Leaf of Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

The photo above shows a leaf of quaking aspen.

Quaking Aspen: Populus tremuloides (Synonyms: Populus tremula ssp. tremuloides, Populus tremuloides var. vancouveriana)

The photo above shows several quaking aspen on slopes below the Island Springs Trail #66 on the east side of Mt. Adams. The photo is viewed southeast towards the Klickitat River valley in the far distance..........August 25, 2005. This area was heavily burned in 2015 by the Cougar Creek Fire, so it will be interesting to see how well they come back!.

Paul Slichter