be, arr. sint-niklaas, urtica dioica, poa trivialis, cirsium arvense, ranunculus repens, phalaris arundinacea, phragmites australis, symphytum officinale, galium aparine, alopecurus pratensis, calystegia sepium, glechoma hederacea, agrostis stolonifera, holcus lanatus, lolium perenne, heracleum sphondylium, epilobium hirsutum, rumex obtusifolius, lythrum salicaria, elymus repens, persicaria amphibia, arrhenatherum elatius, lycopus europaeus, iris pseudacorus, dactylis glomerata, solanum dulcamara, filipendula ulmaria, anthriscus sylvestris, populus canadensis, trifolium repens, angelica sylvestris, cerastium holosteoides, cardamine pratensis, glyceria maxima, ranunculus acris, juncus effusus, rumex acetosa, galeopsis tetrahit, stellaria media, carex acuta, persicaria hydropiper, rumex crispus, eupatorium cannabinum, phleum pratense, plantago major, equisetum palustre, myosotis scorpioides, sambucus nigra, alnus glutinosa, alopecurus geniculatus, plantago lanceolata