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