The Story of Houndstongue

Houndstongue, a plant native to Western Europe to central Asia, is highly invasive in character outside of its native range. Present throughout much of North America and now a common rangeland, pasture, forestland and riparian area weed across Montana, houndstongue was likely first introduced as a contaminant in cereal seed.

Houndstongue spreads locally by seed attached to the hide, hooves and paws of wildlife, livestock and other domesticated animals as well as on just about anything associated with humans such as clothing, recreational equipment and modes of transportation.

Houndstongue infe...