Native to Alberta, British Columbia, Colorado, Idaho, Montana, Oregon, Utah, Washington, Wyoming (source: POWO). Flora of the World documents 2 occurrences across 1 country.
Location
United States, Idaho, Valley
44.158, -116.118361
Location Remarks
Highway 55 c. 10 km north of the bridge at Banks. Mixed conifer forest along the N. Fork Payette River.
Collectors
Location
United States, Idaho, Idaho
45.244, -115.588639
Location Remarks
1.9 km N of Warren Summit on FSR 340, at Mayflower Creek Bridge. Elev. 1904 m.
Collectors
No collectors specified
Kingdom
Plantae
Phylum
Tracheophyta
Class
Magnoliopsida
Order
Asterales
Family
Asteraceae
Genus
Arnica
Specific Epithet
rydbergii
Authorship
Greene
What is EDGE?
Evolutionary distinctiveness
Lower
ED 0.5
Part of a well-represented branch of the plant tree of life, with many close relatives.
Threat status
Modelled estimate
EDGE score
0.1
Global rank
#293,061 of 335,497
Top 88%
Extinction probability
11%