• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Wildflowers - Butter-and-Eggs

Butter-and-Eggs - Linaria vulgaris
Butter-and-Eggs, Yellow Toadflax - Linaria vulgaris
NPS Photo by Jim Pisarowicz
 
Butter-and-Eggs derives its name from the color of its blossoms. It is often found at sites of old settlements where it was probably planted as an ornamental.

Did You Know?

Natural Entrance of Wind Cave

Winds caused by changes in barometric pressure are what give Wind Cave its name. These winds have been measured at the cave's walk-in entrance at over 70 mph. The winds at the natural entrance of the cave attracted the attention of Native Americans and early settlers.