avena sativa, asperula arvensis, centaurea cyanus, galium tricornutum, knautia integrifolia, scandix pecten-veneris, convolvulus arvensis, coronilla scorpioides, daucus carota, delphinium consolida, legousia speculum-veneris, papaver rhoeas, ranunculus arvensis, rhagadiolus stellatus, sherardia arvensis, bromus sterilis, carduus pycnocephalus, cirsium arvense, eryngium campestre, lathyrus hirsutus, lolium temulentum, rapistrum rugosum, silene vulgaris