• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Seed Study - Marrubium vulgare

Marrubium vulgare - White Horehound

Marrubium vulgare - White Horehound

NPS Photo

Species: Marrubium vulgare
Common name:
white horehound

Seedling Identification: Cotyledons are rounded and pubescent. True leaves wrinkled, distinctly veined and covered with whitish pubescence.


Did You Know?

Porcupine in tree

Porcupine babies are called porcupettes. When they are born they have 15,000 quills. Porcupettes are born in the spring and, lucky for mom, the quills are soft. They can climb trees within an hour of birth. More...