• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Trees - Hackberry

Hackberry - Celtis occidentalis
Hackberry - Celtis occidentalis
NPS Photo by Marie Curtin
 
The Hackberry has leaves very similar to the American Elm. It is at its northern-most range in the Black Hills in the park. By mid-to-late summer the Hackberry produces green to orange fruits which are eaten by birds.

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