Douglas' Spiraea, Hardhack, Rose Spirea, Spiraea, Steeplebush, Western Spiraea
Spiraea douglasii var. douglasii
Synonyms: Spiraea douglasii var. roseata
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The photo at left shows the elongated inflorescence
of Douglas' spiraea as seen along the Mt. Adams Highway about one mile south
of Road K6000 at about 2000' at the southeastern corner of Mt. Adams........July
10, 2005. The photo at right shows the inflorescence and a few upper stem leaves of Douglas' spiraea as seen along the Willard Springs Trail, Conboy Lake NWR.......August 26, 2018.
The photo above shows the leaf of Douglas' spiraea as seen along
the Mt. Adams Highway about one mile south of Road K6000 at about 2000' at the
southeastern corner of Mt. Adams........July 10, 2005.
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The photo at left shows the elongated inflorescence of Douglas'
spiraea as seen along the Mt. Adams Highway about one mile south of Road K6000
at about 2000' at the southeastern corner of Mt. Adams........July
10, 2005. The photo at right shows Douglas' spiraea blooming in wetlands along the Willard Springs National Wildlife Refuge.........September 17, 2017. Note the velvety white underside of the leaves, a characteristic of this variety.
Douglas' spiraea as seen in the vernal lake bottom to the north of Lakeside Road in Conboy Lake National Wildlife Refuge.........July 4, 2014. Note the grayish lower surface of the leaves which is a characteristic of variety douglasii.
Paul Slichter