Eucephalus glaucus or Eurybia glauca
(Gray Aster)
Family:
Asteraceae (Sunflower)
     
Eucephalus glaucus has light violet ray flowers and grows to a height of 12 to 24 inches. Leaves are long and gray-green with entire margins.

Vegetation zone:  Montane
Time of bloom:  July - September
Origin:  Native
Eastern Colorado Wildflowers