be, arr. leuven, ranunculus repens, poa trivialis, urtica dioica, phalaris arundinacea, agrostis stolonifera, holcus lanatus, cirsium arvense, juncus effusus, alopecurus pratensis, lythrum salicaria, symphytum officinale, persicaria hydropiper, cardamine pratensis, persicaria amphibia, lolium perenne, glechoma hederacea, glyceria maxima, filipendula ulmaria, calystegia sepium, equisetum palustre, galium palustre, carex acuta, rumex obtusifolius, glyceria fluitans, ranunculus acris, phragmites australis, iris pseudacorus, galium aparine, rumex crispus, trifolium repens, myosotis scorpioides, rumex acetosa, heracleum sphondylium, solanum dulcamara, lycopus europaeus, elymus repens, alopecurus geniculatus, lysimachia vulgaris, angelica sylvestris, arrhenatherum elatius, populus canadensis, dactylis glomerata, stellaria media, cirsium palustre, phleum pratense, silene flos-cuculi, plantago major, alisma plantago-aquatica, carex hirta, alnus glutinosa