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