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