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