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Arnica sororia

10 photos found


twin arnica
Arnica sororia
Blue Sky Road, Hart Mountain National Antelope Refuge, Oregon (7/7/22)
twin arnica
Arnica sororia
South Fork Crooked Creek Trailhead, Fremont-Winema National Forest, Oregon (7/6/22)
twin arnica
Arnica sororia
Forest Road 3012, Fremont-Winema National Forest, Oregon (7/5/22)
twin arnica
Arnica sororia
South Steens Mountain Loop Road, Harney County, Oregon (6/10/22)
twin arnica
Arnica sororia
Arizona Creek Road, Harney County, Oregon (6/9/22)
twin arnica, budding
Arnica sororia
Forest Road 22, Ochoco National Forest, Oregon (6/3/21)
...or possibly Arnica chamissonis.
twin arnica
Arnica sororia
Round Valley, Golden Trout Wilderness, California (8/5/20)
I'm not 100% sure of the ID, but this plant is surprisingly glabrous for an arnica, and A. sororia seems to be the least hairy of the possibilities.
twin arnica
Arnica sororia
Dixie Butte, Malheur National Forest, Oregon (7/17/20)
foothills arnica
Arnica sororia
North Loop Road, Steens Mountain, Oregon (7/21/19)
twin arnica (foothills arnica)
Arnica sororia
Lookout Creek, Ochoco National Forest, Oregon (6/7/17)

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