Helianthus pumilus (Bush Sunflower)
Family:
Asteraceae (Sunflower)

     
Leaves of Helianthus pumilus are opposite and have a sandpaper texture. Flower heads are 1.0 to 2.5 inches in diameter. H. pumilus is common on dry hillsides.

Vegetation zone:  Foothills, Montane
Time of bloom:  June - August
Origin:  Native
Eastern Colorado Wildflowers