be, arr. leuven, populus canadensis, urtica dioica, filipendula ulmaria, symphytum officinale, angelica sylvestris, ranunculus repens, cirsium arvense, phalaris arundinacea, heracleum sphondylium, lythrum salicaria, calystegia sepium, holcus lanatus, arrhenatherum elatius, juncus effusus, galium aparine, phragmites australis, alopecurus pratensis, galeopsis tetrahit, poa trivialis, iris pseudacorus, lysimachia vulgaris, cirsium palustre, glechoma hederacea, quercus robur, carex acuta, lycopus europaeus, equisetum palustre, stellaria graminea, rumex acetosa, alnus glutinosa, cerastium fontanum, solanum dulcamara, ranunculus acris, silene flos-cuculi, humulus lupulus, persicaria amphibia, cardamine pratensis, persicaria hydropiper, galium palustre, vicia cracca, agrostis capillaris, sambucus nigra, lathyrus pratensis, lotus pedunculatus, rumex obtusifolius, glyceria maxima, carex acutiformis, agrostis stolonifera, eupatorium cannabinum, lolium perenne