be, arr. leuven, populus canadensis, holcus lanatus, quercus robur, cirsium arvense, ranunculus repens, urtica dioica, arrhenatherum elatius, agrostis capillaris, poa trivialis, glechoma hederacea, heracleum sphondylium, juncus effusus, alopecurus pratensis, rumex acetosa, tanacetum vulgare, stellaria graminea, angelica sylvestris, galium aparine, galeopsis tetrahit, ranunculus acris, phalaris arundinacea, symphytum officinale, lolium perenne, phragmites australis, filipendula ulmaria, alnus glutinosa, elymus repens, dactylis glomerata, calystegia sepium, festuca rubra, equisetum arvense, prunus serotina, cerastium holosteoides, achillea millefolium, plantago lanceolata, cerastium fontanum, rumex obtusifolius, agrostis stolonifera, sambucus nigra, hypericum perforatum, cirsium palustre, trifolium repens, holcus mollis, betula pendula, anthoxanthum odoratum, lysimachia vulgaris, cardamine pratensis, persicaria amphibia, carex hirta, quercus rubra