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.
The photo above shows a leaf of quaking aspen.
- 
The photo left 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. The photo at right shows a grove of quaking aspens with new foliage in a swale adjacent to the headquarters compound of Conboy Lake National Wildlife Refuge........May 16, 2022.
- 
- 
Quaking aspen beginning to turn color along the Willard Springs Trail adjacent to the headquarters complex for the Conboy Lake National Wildlife Refuge......October 19, 2020.
- 
The photo at left shows the attractive golden,
fall foliage of quaking aspen as seen along forest road #060 just west of Bunnell
Butte on the southeastern slopes of Mt. Adams.........October 14, 2005. The photo at right shows fall foliage on quaking aspens along the BZ Corners-Glenwood Highway several miles southwest of Glenwood, WA.........October 20, 2015.
- 
- 
- 
- 
Quaking aspens showing some fall color along the Willard Springs Trail as well as along Laurel Road, Conboy Lake National Wildlife Refuge.....October 23, 2023.
Paul Slichter