be, arr. leuven, holcus lanatus, lolium perenne, plantago lanceolata, agrostis capillaris, achillea millefolium, arrhenatherum elatius, festuca rubra, rumex acetosa, ranunculus repens, cerastium fontanum, trifolium repens, trifolium dubium, hypochaeris radicata, dactylis glomerata, trifolium pratense, hypericum perforatum, vicia hirsuta, cirsium arvense, centaurea jacea, leucanthemum vulgare, bromus hordeaceus, veronica persica, vicia sativa, heracleum sphondylium, anthoxanthum odoratum, quercus robur, rumex angiocarpus, poa trivialis, rumex acetosella, cerastium holosteoides, ranunculus acris, daucus carota, lathyrus latifolius, erigeron canadensis, veronica arvensis, pilosella aurantiaca, tanacetum vulgare, lolium multiflorum, echinochloa crus-galli, trifolium incarnatum, cerastium glomeratum, equisetum arvense, jacobaea vulgaris, geranium pyrenaicum, matricaria discoidea, luzula campestris, agrostis stolonifera, vicia villosa, lepidium didymum, plantago major