be, arr. leuven, quercus robur, alnus glutinosa, fraxinus excelsior, filipendula ulmaria, corylus avellana, angelica sylvestris, lonicera periclymenum, urtica dioica, glechoma hederacea, athyrium filix-femina, dryopteris carthusiana, lysimachia vulgaris, betula pubescens, juncus effusus, ranunculus repens, cardamine pratensis, cirsium palustre, galium palustre, viburnum opulus, iris pseudacorus, poa trivialis, crataegus monogyna, galium aparine, geum urbanum, lycopus europaeus, carex remota, solanum dulcamara, sorbus aucuparia, circaea lutetiana, ribes rubrum, acer pseudoplatanus, frangula alnus, sambucus nigra, humulus lupulus, lythrum salicaria, hedera helix, polygonatum multiflorum, anemone nemorosa, galeopsis tetrahit, primula elatior, deschampsia cespitosa, betula pendula, ficaria verna, carpinus betulus, silene dioica, ajuga reptans, populus canadensis, symphytum officinale, dryopteris dilatata, salix cinerea