be, arr. dendermonde, urtica dioica, veronica persica, cirsium arvense, poa trivialis, phragmites australis, ranunculus repens, galium aparine, angelica archangelica, bidens frondosa, lolium perenne, symphytum officinale, epilobium hirsutum, matricaria discoidea, echinochloa crus-galli, agrostis stolonifera, calystegia sepium, lolium multiflorum, melilotus albus, galinsoga quadriradiata, lepidium didymum, lythrum salicaria, lycopus europaeus, phalaris arundinacea, plantago major, geranium pyrenaicum, persicaria hydropiper, erigeron canadensis, glechoma hederacea, heracleum sphondylium, rumex obtusifolius, stellaria media, poa annua, trifolium repens, ranunculus sceleratus, elymus repens, persicaria maculosa, sambucus nigra, brassica rapa, dactylis glomerata, setaria helvola, eupatorium cannabinum, solanum dulcamara, capsella bursa-pastoris, glyceria maxima, holcus lanatus, persicaria amphibia, sonchus oleraceus, equisetum arvense, vicia villosa, malva sylvestris