be, arr. leuven, urtica dioica, ranunculus repens, holcus lanatus, filipendula ulmaria, poa trivialis, populus canadensis, juncus effusus, quercus robur, galium aparine, phalaris arundinacea, alopecurus pratensis, alnus glutinosa, symphytum officinale, cardamine pratensis, angelica sylvestris, cirsium arvense, phragmites australis, lysimachia vulgaris, glechoma hederacea, cirsium palustre, galeopsis tetrahit, iris pseudacorus, heracleum sphondylium, rumex acetosa, carex acuta, lycopus europaeus, lythrum salicaria, galium palustre, arrhenatherum elatius, solanum dulcamara, calystegia sepium, humulus lupulus, agrostis capillaris, agrostis stolonifera, equisetum palustre, sambucus nigra, ranunculus acris, prunus serotina, persicaria hydropiper, rumex obtusifolius, fraxinus excelsior, juncus acutiflorus, silene flos-cuculi, glyceria maxima, bidens frondosa, stellaria graminea, quercus rubra, glyceria fluitans, sorbus aucuparia, caltha palustris