About Oeneis uhleri (Reakirt, 1866)
Oeneis uhleri (Reakirt, 1866), commonly known as Uhler's Arctic, is a species of butterfly belonging to the family Nymphalidae. The larvae of this species feed on a variety of grasses and sedges, including species from the genera Festuca, Koeleria, and Poa. Fourth-instar larvae of Oeneis uhleri overwinter, and emerge the following spring.