Identification of field pennycress (Thlaspi arvense L., Brassicaceae) - a species of weeds regulated by importing countries

Information on the identification of plants and seeds of the field pennycress – a weed regulated by 9 countries-importers of Russian crop production is presented. Tables and identification keys were compiled to determine whether plants and seeds belong to the Brassicaceae family, the Thlaspi genus and the T. arvense species. It was concluded that the identification of seeds of the field pennycress usually presents no difficulties due to the presence of characteristic features of their morphology.