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