• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Grasses - Red Threeawn

Red Threeawn - Aristida purpurea
Red Threeawn - Aristida purpurea, A. fendleriana, A. longiseta
NPS Photo by Jim Pisarowicz
Red Threeawn is not a favorite of grazing animals. The sharp-tipped florets and abrasive awns can cause injury ot the mouths of grazing animals.

Did You Know?

Bull Elk

Elk were the most widely distributed member of the deer family in North America and spread from the Atlantic to the Pacific, from Mexico to northern Alberta. Elk began to disappear in the eastern United States in the early 1800s. More...