anacyclus radiatus, glebionis coronaria, avena fatua, chenopodium album, hordeum murinum, lactuca serriola, lamarckia aurea, beta vulgaris, bromus madritensis, bromus rigidus, calendula arvensis, cichorium intybus, foeniculum vulgare, papaver rhoeas, phalaris coerulescens, polygonum bellardii, silybum marianum