Sisyrinchium idahoense

Sisyrinchium idahoense, the Idaho blue-eyed grass, is a perennial that is native to western North America. It is not a true grass, but is instead in the family Iridaceae.

Characteristics
Sisyrinchium idahoense is found in generally moist grassy areas and open woodlands, and by stream banks, below 2400 m. It grows 6–18 in tall with narrow grass-like leaves. The flower is usually a deep bluish purple to blue-violet, or pale blue, rarely white, and yellow-throated.