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