USDA Forest Service Celebrating Wildflowers
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Critically Imperiled Plant Profile
(Not Listed or Proposed under the Endangered Species Act)

Mogollon thistle. Photo by Jim Keller in Arizona Rare Plant Field Guide, 2001.

Mogollon thistle grows in moist to very moist soils in the shaded riparian understory of perennial streams. Photo by Jim Keller in Arizona Rare Plant Field Guide, 2001.

Cirsium parryi ssp. mogollonicum range map.
Cirsium parryi ssp. mogollonicum, Mogollon thistle
Threats
- Small range and population size (limited to less than 1 square mile of habitat)
- Browsing by cattle and elk
- Invasive species
Conservation Status
National Forest and Grassland Occurrence
More Information
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U.S. Forest Service
Rangeland Management
Botany Program
1400 Independence Ave., SW, Mailstop Code: 1103
Washington DC 20250-1103

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Location: http://www.fs.fed.us/wildflowers/rareplants/profiles/critically_imperiled/cirsium_parryi_mogollonicum/index.shtml
Last modified: Wednesday, 13-Oct-2010 14:35:30 EDT