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