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