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