• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Wildflowers - Field Sowthistle

Field Sowthistle, Marsh Sowthistle - Sonchus arvensis
Field Sowthistle, Marsh Sowthistle - Sonchus arvensis
NPS Photo by Jim Pisarowicz
 
Field Sowthistle leaves have sharp prickles on their lobed margins.  Field Sowthistle's have very extensive root systems even in young plants.
  • Exotic Plants Exotic Plants

    List of non-native plants identified in the park. Read More

  • Bibliography Bibliography

    Plants Read More

  • Wildflower Wildflower

    Photo Gallery Read More

Did You Know?

American bison on the Wind Cave National Park prairie

The American bison is the largest terrestrial mammal in North America.  Male bison can weigh a ton and can run 35 miles per hour.  Do not approach bison.  They weigh more and can outrun you. More...