be, arr. leuven, populus canadensis, quercus robur, alnus glutinosa, urtica dioica, filipendula ulmaria, fraxinus excelsior, juncus effusus, glechoma hederacea, ranunculus repens, angelica sylvestris, galium aparine, athyrium filix-femina, sambucus nigra, humulus lupulus, poa trivialis, sorbus aucuparia, galeopsis tetrahit, iris pseudacorus, lysimachia vulgaris, phalaris arundinacea, cirsium palustre, symphytum officinale, cardamine pratensis, corylus avellana, lonicera periclymenum, solanum dulcamara, dryopteris carthusiana, holcus lanatus, prunus serotina, lycopus europaeus, ribes rubrum, lythrum salicaria, galium palustre, ficaria verna, quercus rubra, persicaria hydropiper, phragmites australis, heracleum sphondylium, acer pseudoplatanus, geum urbanum, carex remota, anemone nemorosa, dryopteris dilatata, carex acuta, viburnum opulus, calamagrostis canescens, frangula alnus, carex acutiformis, moehringia trinervia, silene dioica