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