Japanese stiltgrass (Microstegium vimineum)was first discovered growing in North America in Tennessee in 1919.  It is a member of the grass family (Poaceae) and also known as Nepalese...

Japanese honeysuckle (Lonicera japonica) was introduced to the United States at the turn of the 19th century as an ornamental.  Native to eastern Asia, it has been used...

Garlic Mustard (Alliaria petiolata) was introduced to the United States in 1868 by European immigrants that wanted to bring a taste of home with them to their new...

Chaff Flower Achyranthes japonica (miq.) Nakai, (Amaranthaceae) commonly known as Japanese Chaff Floweris of growing concern throughout its introduced range in North America. Native to eastern Asia, it...

Autumn olive (Elaeagnus umbellata) was introduced to the United States in the 1830s as an ornamental shrub.  Native to China, Japan and Korea, this species has also been...

Amur honeysuckle (Lonicera mackii)was brought to the United States in the mid-1890s as an ornamental shrub.  Decades later it would be revered as an important species for improving...