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