be, arr. leuven, quercus robur, sorbus aucuparia, lonicera periclymenum, alnus glutinosa, dryopteris carthusiana, athyrium filix-femina, frangula alnus, corylus avellana, betula pubescens, fraxinus excelsior, juncus effusus, dryopteris dilatata, acer pseudoplatanus, betula pendula, prunus serotina, lysimachia vulgaris, urtica dioica, molinia caerulea, quercus rubra, sambucus nigra, solanum dulcamara, glechoma hederacea, fagus sylvatica, filipendula ulmaria, cirsium palustre, viburnum opulus, anemone nemorosa, galium palustre, angelica sylvestris, polygonatum multiflorum, carex elongata, carex remota, vaccinium myrtillus, iris pseudacorus, galeopsis tetrahit, cardamine pratensis, lycopus europaeus, ranunculus repens, hedera helix, deschampsia cespitosa, moehringia trinervia, pinus sylvestris, populus canadensis, crataegus monogyna, geum urbanum, humulus lupulus, salix cinerea, castanea sativa, circaea lutetiana, pteridium aquilinum