Linum pratense  Prairie Flax
PERENNIAL.  A long-stemmed plant with a tall, thin, wiry stem and linear grasslike leaves.  Flowers about 2 cm, slightly bowl-shaped, light blue with darker blue veins and yellow centers, blooming in April.  In the Empires, occasional (may be locally abundant) in desert grassland.  L. lewisii has larger, darker, flatter flowers.
FAMILY:  Linaceae  (Flax Family)