• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Wildflowers - Clammyweed

Clammyweed - Polanisia dodecandra
Clammyweed - Polanisia dodecandra
NPS Photo by Jim Pisarowicz
Clammyweed has a rank odor due to fetid oils exuded from its clammy-like hairs. Grazing animals avoid this plant. Clammyweed is closely related to Rocky Mountain Beeplant.

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...