be, arr. mechelen, oxalis corniculata, potentilla indica, pilosella aurantiaca, silene coronaria, phytolacca acinosa, viola wittrockiana, galinsoga quadriradiata, lepidium didymum, claytonia perfoliata, erigeron sumatrensis, lathyrus latifolius, echinochloa crus-galli, geranium macrorrhizum, cymbalaria muralis, geranium pyrenaicum, rhododendron ponticum, oxalis stricta, epilobium ciliatum, lepidium virginicum, veronica persica, papaver somniferum, setaria helvola, oenothera glazioviana, erigeron canadensis, castanea sativa, pentaglottis sempervirens, muscari armeniacum, juncus tenuis, melilotus albus, arum italicum, prunus serotina, matricaria discoidea, pseudofumaria lutea, bidens frondosa, euphorbia maculata, nicandra physalodes, quercus rubra, oxalis debilis, verbena bonariensis, symphoricarpos albus, rubus laciniatus, vicia villosa, cyperus eragrostis, eschscholzia californica, digitaria sanguinalis, amelanchier lamarckii, euphorbia lathyris, lunaria annua, lolium multiflorum, malva sylvestris