hordeum murinum, avena sterilis, carduus pycnocephalus, galium aparine, piptatherum miliaceum, anacyclus clavatus, andryala integrifolia, beta vulgaris, convolvulus arvensis, echium creticum, fumaria capreolata, lactuca serriola, lolium rigidum, malva multiflora, medicago polymorpha, papaver rhoeas, sisymbrium officinale, glebionis segetum, mantisalca salmantica, rumex pulcher, sonchus tenerrimus