sisymbrium irio, capsella rubella, erodium cicutarium, stellaria media, crepis bursifolia, erigeron bonariensis, erigeron sumatrensis, hordeum murinum, medicago lupulina, poa annua, polycarpon tetraphyllum, polygonum aviculare, sagina apetala, sonchus oleraceus, lamium amplexicaule, melilotus officinalis, rostraria cristata, veronica persica