text: anacyclus clavatus, hordeum murinum, bromus madritensis, convolvulus arvensis, avena sativa, bromus diandrus, bromus hordeaceus, crepis vesicaria, lactuca serriola, lolium perenne, medicago sativa, papaver rhoeas, plantago coronopus, plantago lanceolata, rostraria cristata, rumex pulcher, sixalix atropurpurea, sonchus oleraceus, beta vulgaris, bupleurum semicompositum, carthamus lanatus, galium parisiense, helminthotheca echioides, hypericum perforatum, malva sylvestris, mantisalca salmantica, melilotus indicus, petrorhagia nanteuilii, torilis nodosa, trifolium angustifolium