Potentilla norvegica (Norway Cinquefoil)
Family: Rosaceae (Rose)
     
Norway Cinquefoil is an introduced annual weed. Leaves are trifoliate and the flowering stems are leafy. Sepals are about the same length as the petals. Plants grow to a height of 18 to 24 inches.

Vegetation zone:  Montane
Time of bloom:  June - August
Origin:  Introduced
Eastern Colorado Wildflowers