Black Cottonwood, Balsam Poplar
Populus trichocarpa
Synonyms: Populus balsamifera, Populus balsamifera var. californica, Populus balsamifera ssp. trichocarpa
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Black cottonwood as seen at about 7000 feet at the base of the Adams Glacier, Mount Adams Wilderness..........August 20, 2031. It should be noted here that the plants viewed are about 4-6 feet high. Mature plants at lower altitudes can reach well over 100 feet high after a dozen years of growth. The photo at right shows black cottonwood along the Willard Springs Trail adjacent to the headquarters compound, Conboy Lake National Wildlife Refuge......October 23, 2023.
Close-ups of black cottonwood at about 7000 feet at the base of the Adams Glacier, Mount Adams Wilderness..........August 20, 2013.
The photo above shows the leaf shapes of leaves
of black cottonwood from SnowKing SnowPark along Rd #82 on the southeastern slopes
of Mt. Adams.........August 25, 2005. The upper leaf surface is
shown in the middle.
The photo above shows the lighter colored lower
leaf blade surface of black cottonwood from SnowKing SnowPark along Rd #82on
the southeastern slopes of Mt. Adams...........August 25, 2005.
Young black cottonwoods growing at the trailhead for the Shorthorn Trail #12, Morrison Creek Campground, Gifford-Pinchot National Forest.......July 10, 2020.
The photo above shows a close-up of the upper leaf surface of black cottonwood as seen at about 6900' on the moraines at the base of the Adams Glacier on Mt. Adams...........September 18, 2008. Plants at this location are very reduced in size and at most are a meter high.
The photo above shows a close-up of the glaucous lower leaf surface of black cottonwood as seen at about 6900' on the moraines at the base of the Adams Glacier on Mt. Adams.........September 18, 2008.
Paul Slichter