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