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