CHAMPAIGN, Ill. -- Gardeners hoping to celebrate the beauty of American bittersweet - a native vine that produces orange berries in the fall and is used for wreaths - may be unwittingly buying an ...

This plant, first grown as an ornamental, is now one of the most destructive invasive species in the eastern United States. Oriental bittersweet (Celastrus orbiculatus), a non-native plant species ...

Male flowers of American bittersweet, left, have yellow pollen and occur in bunches at the end of a stem. Male flowers of oriental bittersweet, right, have white pollen and occur in groups along the ...

American bittersweet (Celastrus scandens) is a hardy, native vine which grows up to 30 feet long. It may be found growing in thickets, in stands of young trees, along fence rows and streams. It does ...