text: carduus pycnocephalus, avena barbata, galactites tomentosa, hirschfeldia incana, hordeum murinum, lolium rigidum, malva sylvestris, parietaria judaica, astragalus hamosus, bromus madritensis, chenopodium album, convolvulus arvensis, echium plantagineum, galium aparine, glebionis coronaria, helminthotheca echioides, medicago polymorpha, reseda alba, rostraria cristata, senecio vulgaris, sisymbrium officinale, trisetaria aurea, avena sterilis, bromus scoparius, bromus sterilis, capsella rubella, euphorbia peplus, hedypnois rhagadioloides, lysimachia arvensis, malva multiflora, pallenis spinosa, plantago lagopus, polygonum aviculare, sisymbrium irio, sonchus oleraceus