Abronia fragrans (Sand Verbena)
Family:
Nyctaginaceae
(Four-O'Clock)
  
Abronia fragrans grows on sandy sites, primarily on the plains but also extending into the foothills. Leaves are opposite. Plants have a sprawling growth habit. The large umbels of fragrant flowers are distinctive.

Vegetation zone:  Plains, Foothills
Time of bloom:  April - September
Origin:  Native
Eastern Colorado Wildflowers