be, arr. leuven, quercus robur, holcus lanatus, ranunculus repens, angelica sylvestris, agrostis capillaris, juncus effusus, arrhenatherum elatius, rumex acetosa, cirsium palustre, filipendula ulmaria, ranunculus acris, alopecurus pratensis, stellaria graminea, populus canadensis, heracleum sphondylium, anthoxanthum odoratum, poa trivialis, cardamine pratensis, lysimachia vulgaris, cirsium arvense, alnus glutinosa, juncus conglomeratus, urtica dioica, equisetum palustre, betula pendula, festuca rubra, centaurea jacea, silene flos-cuculi, prunus serotina, carex acuta, glechoma hederacea, molinia caerulea, cerastium fontanum, plantago lanceolata, lotus pedunculatus, galeopsis tetrahit, juncus acutiflorus, lythrum salicaria, phragmites australis, frangula alnus, achillea millefolium, hieracium umbellatum, symphytum officinale, galium palustre, vicia cracca, holcus mollis, phalaris arundinacea, anemone nemorosa, lonicera periclymenum, sorbus aucuparia