be, arr. leuven, arrhenatherum elatius, holcus lanatus, cirsium arvense, agrostis capillaris, ranunculus repens, quercus robur, populus canadensis, urtica dioica, tanacetum vulgare, heracleum sphondylium, rumex acetosa, stellaria graminea, achillea millefolium, poa trivialis, glechoma hederacea, festuca rubra, ranunculus acris, plantago lanceolata, hypericum perforatum, alopecurus pratensis, cerastium fontanum, dactylis glomerata, lolium perenne, centaurea jacea, equisetum arvense, cerastium holosteoides, anthoxanthum odoratum, prunus serotina, trifolium repens, trifolium dubium, elymus repens, trifolium pratense, leucanthemum vulgare, symphytum officinale, lathyrus pratensis, carex hirta, angelica sylvestris, galium aparine, vicia cracca, galeopsis tetrahit, juncus effusus, vicia hirsuta, betula pendula, holcus mollis, hypochaeris radicata, crataegus monogyna, phleum pratense, rumex obtusifolius, poa pratensis, agrostis stolonifera