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