avena sterilis, cirsium arvense, galium tricornutum, kickxia spuria, lactuca serriola, legousia speculum-veneris, lolium rigidum, lysimachia arvensis, melilotus officinalis, myagrum perfoliatum, neslia paniculata, papaver rhoeas, polygonum aviculare, ranunculus arvensis, rapistrum rugosum, scandix pecten-veneris, vicia pannonica, visnaga daucoides, anthemis arvensis, bifora radians, centaurea solstitialis, euphorbia falcata, sonchus asper