USDA Forest Service Celebrating Wildflowers
Critically Imperiled Plant Profile
(Not Listed or Proposed under the Endangered Species Act)
Leaves are covered with tiny hairs to protect from drying effects of sun and wind. Photo by James Morefield, Nevada Natural Heritage Program.
This rockcress has erect fruits. Photo by James Morefield, Nevada Natural Heritage Program.
Ophir rockcress grows only in the high elevations of the Toiyabe Range of Nevada. Photo by James Morefield, Nevada Natural Heritage Program.
Astragalus iselyi range map.
Arabis ophira, Ophir rockress
- Potential mineral exploration and development
- Recreational foot traffic
- Small population numbers and areas
- Climatic warming
- One site at Ophir Summit vulnerable to off-road vehicle use
- Populations are well scattered along the crest of the Toiyabe Range, and most are remote from sources of disturbance
National Forest and Grassland Occurrence
U.S. Forest Service
1400 Independence Ave., SW, Mailstop Code: 1103
Washington DC 20250-1103
Last modified: Wednesday, 08-May-2013 14:40:32 EDT