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