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