• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Seed Study - Cynoglossum officinale

Cynoglossum officinale - Houndstongue

Cynoglossum officinale - Houndstongue

NPS Photo

Species: Cynoglossum officinale
Common name: houndstongue

Seedling Identification: Cotyledons are large and very rounded. The first true leaves are softly pubescent, gray green and rolled at emergence.


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...