06 October 2010.
Emery County, Utah, United States
Locality: Lower San Rafael Road about 10 miles south from Green River Airport Road just south from Horse Bench Reservoir.
Coordinates: 38.8464, -110.2178
(Map it)
Elevation: 1283m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Found on S-SE aspect rolling hills with a 10-20 degree slope. Rolling hills, slopes, washes. Sandstone, silt-sand substrate.
Number of plants sampled: 100
Associated species: Atriplex sp, Astragalus sp, Caesalpina sp, Enceliopsis sp, Oryozopsis hymenoides, Hilaria jamesii, Lepidium monarium, Sphaeralcea sp., Thelesperma subnudum, Oenothera sp., Xylorhiza venusta and Fraxinus anomala
Comment: 100 plants were sampled from a population of ~800 plants in an area of 10-15 acres. Plants heights were approximately 6'.