be, arr. mechelen, bidens frondosa, atriplex prostrata, urtica dioica, angelica archangelica, cotula coronopifolia, rorippa palustris, echinochloa crus-galli, persicaria hydropiper, lycopus europaeus, cirsium arvense, phalaris arundinacea, erigeron canadensis, epilobium ciliatum, lythrum salicaria, phragmites australis, epilobium hirsutum, oxybasis rubra, lolium multiflorum, calystegia sepium, solanum dulcamara, xanthium orientale, ranunculus sceleratus, impatiens glandulifera, persicaria lapathifolia, lindernia dubia, agrostis stolonifera, rumex obtusifolius, persicaria maculosa, poa trivialis, lipandra polysperma, bolboschoenus maritimus, rumex maritimus, rorippa amphibia, dysphania ambrosioides, gnaphalium uliginosum, melilotus albus, salix viminalis, populus nigra, oxybasis glauca, ranunculus repens, barbarea stricta, salix triandra, poa annua, matricaria discoidea, plantago major, solidago gigantea, reynoutria japonica, salix alba, ludwigia grandiflora, bidens tripartita