text: artemisia vulgaris, chenopodium album, artemisia absinthium, erigeron canadensis, lactuca serriola, melilotus albus, alliaria petiolata, berteroa incana, cannabis sativa, capsella bursa-pastoris, chelidonium majus, cichorium intybus, convolvulus arvensis, crepis tectorum, galium mollugo, lepidium ruderale, poa angustifolia, poa annua, polygonum aviculare, silene vulgaris, sisymbrium loeselii, tanacetum vulgare