text: lapsana communis, polygonum aviculare, artemisia vulgaris, avena fatua, chenopodium album, cirsium arvense, convolvulus arvensis, euphorbia exigua, galium spurium, lysimachia arvensis, lysimachia foemina, mercurialis annua, oxalis stricta, papaver rhoeas, persicaria maculosa, setaria pumila, silene noctiflora, sinapis arvensis, stellaria media, viola arvensis, persicaria lapathifolia, tripleurospermum inodorum