Noxious weed. Any plant or plant product that can directly or indirectly injure or cause damage to crops (including nursery stock or plant products), livestock, poultry, or other interests of agriculture, irrigation, navigation, the natural resources of the United States, the public health, or the environment.
7 CFR § 352.1
This part may be cited by the short title: Safeguard Regulations. This title shall be understood to include both the regulations and administrative instructions in this part.