Oregon Checkermallow, Oregon Checker-mallow
Sidalcea oregana ssp. oregana
Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera
![Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](oregana/oregana/oregana07-22-2021.jpg)
Oregon checkermallow blooming along the Pacific Crest Trail #2000 near Mount Ashland, Klamath National Forest.......July 22, 2021.
- ![Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oregana07-4-2018b.jpg)
Oregon checkermallow blooming at the headquarters of Turnbull National Wildlife Refuge......July 4, 2018.
![Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oregona3a.jpg)
Oregon checkermallow blooming on slopes above Summit Drive several miles north of Ruckel Ridge, Umatilla National Forest.........July 24, 2012.
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- ![Close-up of the image of Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oregona3c.jpg)
Close-ups of the inflorescence of Oregon checkermallow blooming on slopes above Summit Drive several miles north of Ruckel Ridge, Umatilla National Forest..........July 24, 2012.
- ![Inflorescence of Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oregana06-12-2015.jpg)
The photo at left shows Oregon checker-mallow
(probably variety oregana) as seen in upland meadows along the North Steens
Mt. Loop about 100 meters northeast of Lily Lk.........August 3, 1995. The photo at right shows a close-up of the inflorescence of Oregon checker-mallow (either var. oregana or spicata) as seen in wetlands around the North Fork Crooked River about one and one-quarter miles south of the junction of FS Roads 42 and 4215, Ochoco National Forest........June 12, 2015.
- ![Inflorescence of Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oregona07-01-2020b.jpg)
Oregon checker-mallow observed along a vernally wet drainage north of Box Canyon Road and between Rock Creek and Box Canyon Creek in the Simcoe Mountain Unit of the Klickitat Wildlife Area........July 1, 2020.
- ![Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oregana08-02-2020b.jpg)
Oregon checker-mallow observed along the Fremont-Winema National Recreation Trail on the west-facing slopes of Twelvemile Peak, Fremont-Winema National Forest......August 2, 2020.
![Mid-stem leaf of Oregon Checkermallow, Oregon Checker-mallow: Sidalcea oregana ssp. oregana (Synonyms: Sidalcea oregana var. maxima, Sidalcea oregana var. oregana, Sidalcea oregana var. procera)](../../../../basin/5petal/mallow/sidalcea/oregana/oreganaorlf.jpg)
The photo above shows a close-up of a much
dissected leaf from midstem. Photographed along the North Steens Mt. Loop about
100 meters northeast of Lily Lk..........August 3, 1995.
Paul Slichter