• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Trees - Plains Cottonwood

Plains Cottonwood - Populus deltoides Rydb.
Plains Cottonwood - Populus deltoides Rydb.
NPS Photo by Jim Pisarowicz

Did You Know?

White Penstemon

White Penstemon is the most widespread penstemon or beardtongue in the Great Plains. The insides of the blossoms are bearded and often spotted with purple. More...