Alyssum incanum Berteroa incana is a species of flowering plant in the mustard family, Brassicaceae.
[3][4] It is a biennial herb native to Eurasia and it has been introduced to western Europe and North America.
[3][4] It is listed as an invasive noxious weed in some areas of United States and Canada[2][1] Berteroa incana is typically a biennial herbaceous flowering plant,[5] but it also grows as an annual to short-lived perennial.
It is planted to cover waste ground at mining sites and in urban areas in Europe.
[2] B. incana is an invasive species of roadsides, railroads, farms and pastures, riverbanks, vacant lots, overgrazed rangelands, and lawns In the United States.