be, arr. leuven, arrhenatherum elatius, heracleum sphondylium, holcus lanatus, populus canadensis, quercus robur, ranunculus repens, urtica dioica, alopecurus pratensis, poa trivialis, cirsium arvense, ranunculus acris, rumex acetosa, glechoma hederacea, lolium perenne, agrostis capillaris, tanacetum vulgare, angelica sylvestris, galium aparine, dactylis glomerata, filipendula ulmaria, stellaria graminea, plantago lanceolata, achillea millefolium, symphytum officinale, elymus repens, fraxinus excelsior, sambucus nigra, calystegia sepium, cerastium fontanum, juncus effusus, festuca rubra, galeopsis tetrahit, equisetum arvense, alnus glutinosa, prunus serotina, centaurea jacea, phalaris arundinacea, trifolium repens, rumex obtusifolius, crataegus monogyna, cerastium holosteoides, lathyrus pratensis, trifolium pratense, anthoxanthum odoratum, holcus mollis, hypericum perforatum, quercus rubra, agrostis stolonifera, cardamine pratensis, corylus avellana