be, arr. leuven, holcus lanatus, ranunculus repens, arrhenatherum elatius, alopecurus pratensis, rumex acetosa, heracleum sphondylium, ranunculus acris, poa trivialis, lolium perenne, agrostis capillaris, stellaria graminea, cerastium fontanum, cirsium arvense, plantago lanceolata, populus canadensis, urtica dioica, juncus effusus, filipendula ulmaria, quercus robur, angelica sylvestris, anthoxanthum odoratum, cardamine pratensis, trifolium repens, achillea millefolium, festuca rubra, trifolium pratense, dactylis glomerata, tanacetum vulgare, glechoma hederacea, centaurea jacea, cirsium palustre, silene flos-cuculi, rumex obtusifolius, cerastium holosteoides, lathyrus pratensis, trifolium dubium, agrostis stolonifera, equisetum palustre, lotus pedunculatus, phalaris arundinacea, elymus repens, symphytum officinale, lolium multiflorum, rumex crispus, carex hirta, galium aparine, bromus hordeaceus, phleum pratense, equisetum arvense, prunus serotina