be, arr. leuven, filipendula ulmaria, populus canadensis, urtica dioica, angelica sylvestris, quercus robur, alnus glutinosa, galium aparine, symphytum officinale, ranunculus repens, glechoma hederacea, poa trivialis, heracleum sphondylium, phalaris arundinacea, cirsium palustre, galeopsis tetrahit, juncus effusus, sambucus nigra, fraxinus excelsior, humulus lupulus, alopecurus pratensis, iris pseudacorus, lysimachia vulgaris, phragmites australis, holcus lanatus, lythrum salicaria, cardamine pratensis, calystegia sepium, solanum dulcamara, ficaria verna, carex acuta, lycopus europaeus, ribes rubrum, cirsium arvense, valeriana excelsa, arrhenatherum elatius, galium palustre, carex acutiformis, equisetum palustre, silene dioica, geum urbanum, caltha palustris, persicaria hydropiper, viburnum opulus, athyrium filix-femina, crataegus monogyna, scirpus sylvaticus, corylus avellana, alnus incana, cirsium oleraceum, rumex obtusifolius