be, arr. leuven, filipendula ulmaria, urtica dioica, populus canadensis, angelica sylvestris, alnus glutinosa, juncus effusus, ranunculus repens, galium aparine, cirsium palustre, phalaris arundinacea, quercus robur, iris pseudacorus, lysimachia vulgaris, phragmites australis, poa trivialis, symphytum officinale, solanum dulcamara, lythrum salicaria, galeopsis tetrahit, lycopus europaeus, glechoma hederacea, holcus lanatus, calystegia sepium, galium palustre, humulus lupulus, cardamine pratensis, heracleum sphondylium, carex acuta, sambucus nigra, persicaria hydropiper, cirsium arvense, equisetum palustre, alopecurus pratensis, fraxinus excelsior, calamagrostis canescens, carex acutiformis, caltha palustris, salix cinerea, valeriana excelsa, rumex obtusifolius, glyceria maxima, arrhenatherum elatius, rumex acetosa, athyrium filix-femina, eupatorium cannabinum, dryopteris carthusiana, myosotis scorpioides, ribes rubrum, agrostis stolonifera, ficaria verna