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