be, arr. leuven, populus canadensis, urtica dioica, quercus robur, ranunculus repens, filipendula ulmaria, glechoma hederacea, alnus glutinosa, juncus effusus, poa trivialis, holcus lanatus, angelica sylvestris, galium aparine, heracleum sphondylium, phalaris arundinacea, alopecurus pratensis, galeopsis tetrahit, fraxinus excelsior, cirsium palustre, cirsium arvense, cardamine pratensis, sambucus nigra, symphytum officinale, humulus lupulus, iris pseudacorus, arrhenatherum elatius, persicaria hydropiper, lythrum salicaria, corylus avellana, ficaria verna, lysimachia vulgaris, rumex obtusifolius, rumex acetosa, carex acuta, equisetum palustre, lonicera periclymenum, solanum dulcamara, sorbus aucuparia, prunus serotina, phragmites australis, ribes rubrum, ranunculus acris, calystegia sepium, galium palustre, agrostis capillaris, agrostis stolonifera, silene dioica, lycopus europaeus, crataegus monogyna, athyrium filix-femina, quercus rubra