be, arr. leuven, quercus robur, alnus glutinosa, frangula alnus, sorbus aucuparia, lonicera periclymenum, betula pendula, lysimachia vulgaris, dryopteris carthusiana, betula pubescens, urtica dioica, juncus effusus, holcus lanatus, molinia caerulea, quercus rubra, prunus serotina, fraxinus excelsior, solanum dulcamara, sambucus nigra, cirsium palustre, humulus lupulus, dryopteris dilatata, phragmites australis, eupatorium cannabinum, lycopus europaeus, lythrum salicaria, athyrium filix-femina, corylus avellana, salix cinerea, filipendula ulmaria, iris pseudacorus, angelica sylvestris, galium aparine, poa trivialis, crataegus monogyna, galium palustre, glechoma hederacea, galeopsis tetrahit, ranunculus repens, populus canadensis, agrostis capillaris, viburnum opulus, acer pseudoplatanus, calystegia sepium, pinus sylvestris, calamagrostis canescens, populus tremula, ribes rubrum, carex acutiformis, alnus incana, cardamine pratensis