About Lepidium ruderale L.
Lepidium ruderale L. is a species of flowering plant in the Brassicaceae family, also known as the mustard or cabbage family. It is native to temperate Asia, and northern and eastern Europe. This species has also become naturalized in southwestern Europe and North America. Its common names are roadside pepperweed, narrow-leaved pepperwort, narrow-leaf pepperwort, and peppergrass.