• 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?

Prairie Dog Barking

Lewis and Clark, while on their journey up the Missouri River in 1804, noted that this "wild dog of the prairie...appears here in infinite numbers." More...