Native to the United States, and found in the eastern half from Illinois to Maryland and south to Texas and Florida.
A perennial with an upright growth habit to about 20 inches tall, often bending over near the top. It is found in somewhat damp habitats and may be a common roadside wildflower.
Stems and leaves are smooth and without hairs. There is a primary central stem with some branching off from it. Leaves are opposite and can be nearly 2 inches long, elongate and wider at the outer half than the inner and tapering toward the stem. The leaf margins are toothed. Flowers are white to lavender and irregular in shape, about ½ inch long.
Characteristicts Important to Control:
There is no need to control this wildflower.