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