matricaria discoidea, lolium perenne, tripleurospermum inodorum, anthemis cotula, artemisia vulgaris, capsella bursa-pastoris, chenopodium album, matricaria chamomilla, plantago major, poa annua, argentina anserina, atriplex prostrata, chenopodium ficifolium, lipandra polysperma, poa pratensis, sisymbrium officinale, stellaria aquatica, veronica polita, trifolium repens