it, siracusa, medicago polymorpha, sonchus oleraceus, avena barbata, bromus madritensis, convolvulus arvensis, achyrophorus valdesii, catapodium rigidum, erodium malacoides, lysimachia arvensis, sonchus tenerrimus, foeniculum vulgare, lolium rigidum, hordeum murinum, reichardia picroides, rostraria cristata, hedypnois rhagadioloides, papaver rhoeas, parietaria judaica, dactylis glomerata, sherardia arvensis, daucus carota, avena sterilis, galactites tomentosa, lotus ornithopodioides, melilotus sulcatus, scorpiurus muricatus, piptatherum miliaceum, mercurialis annua, plantago lagopus, euphorbia helioscopia, sonchus asper, conyza bonariensis, dittrichia viscosa, salvia verbenaca, glebionis coronaria, erigeron bonariensis, calendula arvensis, carduus pycnocephalus, malva sylvestris, echium plantagineum, poa annua, bromus hordeaceus, cynodon dactylon, vicia sativa, plantago lanceolata, rumex pulcher, verbascum sinuatum, urospermum picroides, crepis vesicaria, helminthotheca echioides