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