Phlox sibirica or Phlox pulvinata (Alpine Phlox)
Family: Polemoniaceae (Phlox)
  
Phlox sibirica grows on alpine tundra. The tips of the leaves are sharp to the touch. Flowers are pale blue to white. Phlox andicola has a similar appearance but grows only on the plains.

Vegetation zone:  Alpine
Time of bloom:  June - August
Origin:  Native
Eastern Colorado Wildflowers