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