be, arr. leuven, filipendula ulmaria, populus canadensis, angelica sylvestris, quercus robur, juncus effusus, ranunculus repens, urtica dioica, holcus lanatus, cirsium palustre, poa trivialis, phalaris arundinacea, galeopsis tetrahit, alnus glutinosa, lysimachia vulgaris, galium aparine, glechoma hederacea, alopecurus pratensis, symphytum officinale, iris pseudacorus, rumex acetosa, cardamine pratensis, cirsium arvense, phragmites australis, arrhenatherum elatius, heracleum sphondylium, lythrum salicaria, carex acuta, agrostis capillaris, calystegia sepium, ranunculus acris, galium palustre, lycopus europaeus, equisetum palustre, silene flos-cuculi, stellaria graminea, solanum dulcamara, anthoxanthum odoratum, sambucus nigra, humulus lupulus, lotus pedunculatus, fraxinus excelsior, persicaria hydropiper, carex acutiformis, prunus serotina, calamagrostis canescens, holcus mollis, lonicera periclymenum, juncus conglomeratus, agrostis stolonifera, lolium perenne