be, arr. leuven, arrhenatherum elatius, cirsium arvense, holcus lanatus, ranunculus repens, tanacetum vulgare, heracleum sphondylium, achillea millefolium, plantago lanceolata, festuca rubra, urtica dioica, agrostis capillaris, dactylis glomerata, equisetum arvense, rumex acetosa, poa trivialis, lolium perenne, elymus repens, glechoma hederacea, ranunculus acris, trifolium repens, trifolium pratense, cerastium holosteoides, quercus robur, vicia cracca, centaurea jacea, leucanthemum vulgare, symphytum officinale, daucus carota, trifolium dubium, hypericum perforatum, calystegia sepium, agrostis stolonifera, phleum pratense, rumex crispus, artemisia vulgaris, phragmites australis, crepis capillaris, alopecurus pratensis, poa pratensis, jacobaea vulgaris, anthriscus sylvestris, rumex obtusifolius, galium aparine, persicaria amphibia, vicia sativa, carex hirta, populus canadensis, hypochaeris radicata, stellaria graminea, vicia hirsuta