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