text: senecio vulgaris, sonchus asper, capsella bursa-pastoris, cirsium arvense, sonchus oleraceus, stellaria media, veronica agrestis, veronica persica, veronica polita, chenopodium album, equisetum arvense, euphorbia helioscopia, euphorbia peplus, lamium hybridum, lipandra polysperma, matricaria chamomilla, papaver rhoeas, persicaria amphibia, poa annua, polygonum aviculare, solanum nigrum