Common Names: Virginia pepperweed, bradleaved peppergrass, perennial pepperweed, tall whitetop
Description: Introduced to the United States possibly as a contaminant of sugar beet (beta vulgaris) seed imported from Europe.
Habit: Non-native, perennial forb with 1 to many aboveground stems, 3-8 feet tall.
Leaves: Basal leaves are long-petioled, 4-12 inches long and 1-3 inches wide. Older stems have alternate cauline leaves, 0.4-1.5 inches wide. Lower leaves are petioled and upper leaves are sessile. Size decreases up the stem.
Flowers: Panicle inflorescence 5-6 inches wide and composed of many small flowers, about 3 mm wide, in dense clusters at the tops of stems.
Fruit and seeds: Fruits are 2 chambered pods (silicles), about 2 mm long and slightly flattened. Each chamber contains 1 seed that is 1 mm. long and 0.5 mm. wide.
Habitat: Native to western Asia and southeastern Europe. Can be found in coastal wetlands, riverbanks, marshes, rangelands and roadsides.
Reproduction: By seed, creeping roots and semi-woody crowns.
Credits: The information provided in this factsheet was gathered from the U.S. Forest Service FEIS LEPLAT and the Invasive Plant Atlas of the United States.
Individual species images that appear with a number in a black box are courtesy of the Bugwood.org network (http://www.invasive.org). Individual photo author credits may not be included due to the small display size of the images and subsequent difficulty of reading the provided text. All other images appear courtesy of Google (http://images.google.com).