text: carduus nutans, bromus sterilis, echium vulgare, arrhenatherum elatius, berteroa incana, bryum argenteum, eragrostis minor, erigeron canadensis, medicago lupulina, melilotus officinalis, verbascum thapsus, arabidopsis arenosa, bromus hordeaceus, capsella bursa-pastoris, carex hirta, cirsium arvense, digitaria sanguinalis, elymus repens, gemmabryum caespiticium, geranium pusillum, papaver dubium, papaver rhoeas, potentilla argentea, rumex acetosa, silene latifolia, tripleurospermum inodorum, viola arvensis