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