be, arr. leuven, oxalis corniculata, pilosella aurantiaca, silene coronaria, viola wittrockiana, phytolacca acinosa, lepidium didymum, potentilla indica, galinsoga quadriradiata, claytonia perfoliata, lathyrus latifolius, geranium macrorrhizum, erigeron sumatrensis, cymbalaria muralis, echinochloa crus-galli, geranium pyrenaicum, veronica persica, papaver somniferum, nicandra physalodes, matricaria discoidea, eschscholzia californica, arum italicum, pseudofumaria lutea, setaria helvola, euphorbia maculata, euphorbia lathyris, erigeron canadensis, phacelia tanacetifolia, lepidium virginicum, verbena bonariensis, trifolium incarnatum, tanacetum parthenium, oenothera glazioviana, malva sylvestris, melilotus albus, oxalis stricta, pentaglottis sempervirens, digitaria sanguinalis, muscari armeniacum, datura stramonium, lobularia maritima, silybum marianum, lunaria annua, calendula officinalis, linum usitatissimum, castanea sativa, campanula portenschlagiana, vicia villosa, oxalis debilis, nigella damascena, galinsoga parviflora