Invasive Plant Factsheet
This perennial, native to Europe, Asia, and northern Africa and noted for its winter display of leaves and striking orange-red summer fruit, was originally introduced to the U. S. as an ornamental plant. It is currently considered as a noxious weed in the Northwest and is reported as invasive in Northern Virginia, neighboring counties in Maryland, and Rock Creek National Park.
- Arisaema triphyllum (Jack-in-the-Pulpit)
- Asarum canadense (Wild Ginger)
- Heuchera americana (Alumroot)
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