Somewhat unusual Western Hooker's evening-primose habitat

描述：

Oenothera elata var.hirsutissima (or Oenothera elata ssp. hirsutissima). Growing with Opuntia macrorhiza, sagebrush, Gambel's oak. Note extensive cheatgrass invasion. The Western evening-primrose is more typically found along streams, ditches, moister areas. August 8, 2009, foothills above Farmington, Davis County, Utah approx 4800 ft. elev.