poa annua, arabidopsis thaliana, capsella bursa-pastoris, allium ampeloprasum, fumaria parviflora, hypecoum imberbe, melilotus indicus, urtica urens, veronica hederifolia, hordeum murinum, lamium amplexicaule, lepidium didymum, linaria micrantha, sonchus oleraceus, veronica polita