be, arr. mechelen, oxalis corniculata, pilosella aurantiaca, silene coronaria, potentilla indica, viola wittrockiana, phytolacca acinosa, galinsoga quadriradiata, claytonia perfoliata, lathyrus latifolius, prunus serotina, lepidium didymum, erigeron sumatrensis, juncus tenuis, echinochloa crus-galli, castanea sativa, lepidium virginicum, quercus rubra, molinia caerulea, rhododendron ponticum, erigeron canadensis, cymbalaria muralis, geranium macrorrhizum, setaria helvola, quercus robur, oenothera glazioviana, geranium pyrenaicum, oxalis stricta, calluna vulgaris, amelanchier lamarckii, cerastium fontanum, digitaria sanguinalis, pentaglottis sempervirens, pinus sylvestris, veronica persica, holcus lanatus, papaver somniferum, juncus effusus, bidens frondosa, juncus acutiflorus, epilobium ciliatum, rubus laciniatus, melilotus albus, vicia villosa, erica tetralix, ranunculus repens, hypochaeris radicata, matricaria discoidea, agrostis capillaris, betula pendula, muscari armeniacum