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