be, arr. leuven, symphytum officinale, phalaris arundinacea, urtica dioica, cirsium arvense, ranunculus repens, phragmites australis, calystegia sepium, poa trivialis, lythrum salicaria, thalictrum flavum, lysimachia vulgaris, filipendula ulmaria, iris pseudacorus, persicaria amphibia, lycopus europaeus, galium palustre, glyceria maxima, carex acuta, alopecurus pratensis, bidens frondosa, galium aparine, agrostis stolonifera, stachys palustris, arrhenatherum elatius, holcus lanatus, juncus effusus, vicia cracca, cardamine pratensis, rumex crispus, solanum dulcamara, carex disticha, elymus repens, persicaria hydropiper, glechoma hederacea, carex riparia, rumex acetosa, equisetum palustre, angelica sylvestris, silene flos-cuculi, rumex obtusifolius, myosotis scorpioides, galeopsis tetrahit, epilobium hirsutum, lolium perenne, heracleum sphondylium, lathyrus pratensis, trifolium repens, populus canadensis, angelica archangelica, rumex conglomeratus