text: stellaria media, ambrosia artemisiifolia, convolvulus arvensis, echinochloa crus-galli, lolium perenne, calystegia sepium, capsella bursa-pastoris, chenopodium album, equisetum arvense, persicaria maculosa, cirsium arvense, erigeron canadensis, galeopsis tetrahit, lipandra polysperma, oxalis corniculata, polygonum aviculare, veronica arvensis, viola arvensis