be, arr. sint-niklaas, holcus lanatus, ranunculus repens, urtica dioica, poa trivialis, agrostis stolonifera, cirsium arvense, juncus effusus, lolium perenne, agrostis capillaris, elymus repens, phalaris arundinacea, rumex acetosa, glechoma hederacea, galium aparine, trifolium repens, phragmites australis, rumex obtusifolius, quercus robur, stellaria media, dactylis glomerata, cerastium holosteoides, arrhenatherum elatius, alopecurus pratensis, ranunculus acris, persicaria hydropiper, galeopsis tetrahit, populus canadensis, persicaria amphibia, cardamine pratensis, alnus glutinosa, calystegia sepium, lycopus europaeus, glyceria fluitans, festuca rubra, poa annua, holcus mollis, solanum dulcamara, plantago major, alopecurus geniculatus, sambucus nigra, plantago lanceolata, equisetum arvense, phleum pratense, heracleum sphondylium, lysimachia vulgaris, rumex crispus, anthoxanthum odoratum, achillea millefolium, lythrum salicaria, iris pseudacorus