hordeum murinum, lolium perenne, parietaria judaica, poa annua, trifolium nigrescens, amaranthus deflexus, bromus madritensis, capsella rubella, catapodium rigidum, malva nicaeensis, matricaria chamomilla, piptatherum miliaceum, scrophularia peregrina, sisymbrium officinale, sonchus oleraceus, urtica membranacea