be, arr. leuven, quercus robur, arrhenatherum elatius, agrostis capillaris, holcus lanatus, rumex acetosa, stellaria graminea, ranunculus repens, anthoxanthum odoratum, centaurea jacea, ranunculus acris, achillea millefolium, cerastium fontanum, hieracium umbellatum, plantago lanceolata, juncus effusus, prunus serotina, festuca rubra, heracleum sphondylium, angelica sylvestris, betula pendula, cirsium arvense, hypericum perforatum, populus canadensis, hypochaeris radicata, alopecurus pratensis, juncus conglomeratus, molinia caerulea, holcus mollis, poa trivialis, leucanthemum vulgare, cirsium palustre, luzula campestris, trifolium pratense, lolium perenne, rumex angiocarpus, tanacetum vulgare, frangula alnus, trifolium repens, cerastium holosteoides, potentilla erecta, quercus rubra, lotus pedunculatus, dactylis glomerata, filipendula ulmaria, urtica dioica, trifolium dubium, glechoma hederacea, equisetum arvense, silene flos-cuculi, carex hirta