text: avena sativa, hordeum vulgare, veronica persica, chenopodium album, achillea millefolium, arenaria serpyllifolia, artemisia vulgaris, buglossoides arvensis, centaurea cyanus, cirsium arvense, convolvulus arvensis, equisetum arvense, fallopia convolvulus, holcus lanatus, lysimachia arvensis, myosotis arvensis, oxalis stricta, polygonum aviculare, sinapis arvensis