• 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?

Porcupine in tree

Porcupine babies are called porcupettes. When they are born they have 15,000 quills. Porcupettes are born in the spring and, lucky for mom, the quills are soft. They can climb trees within an hour of birth. More...