be, arr. sint-niklaas, lolium perenne, agrostis stolonifera, poa trivialis, poa annua, ranunculus repens, trifolium repens, stellaria media, cirsium arvense, holcus lanatus, alopecurus geniculatus, elymus repens, plantago major, cerastium holosteoides, dactylis glomerata, bellis perennis, capsella bursa-pastoris, bromus hordeaceus, urtica dioica, polygonum aviculare, rumex crispus, poa pratensis, rumex acetosa, rumex obtusifolius, phleum pratense, ranunculus acris, festuca rubra, phragmites australis, alopecurus pratensis, ranunculus sceleratus, persicaria amphibia, cardamine pratensis, matricaria discoidea, phalaris arundinacea, plantago lanceolata, argentina anserina, cirsium vulgare, agrostis capillaris, scorzoneroides autumnalis, bolboschoenus maritimus, atriplex prostrata, glechoma hederacea, glyceria fluitans, lolium multiflorum, trifolium pratense, achillea millefolium, persicaria hydropiper, matricaria chamomilla, carex hirta, hordeum secalinum, persicaria maculosa