be, arr. leuven, quercus robur, quercus rubra, prunus serotina, sorbus aucuparia, populus canadensis, lonicera periclymenum, urtica dioica, sambucus nigra, alnus glutinosa, corylus avellana, betula pendula, ranunculus repens, frangula alnus, holcus lanatus, juncus effusus, glechoma hederacea, galeopsis tetrahit, angelica sylvestris, heracleum sphondylium, galium aparine, fraxinus excelsior, poa trivialis, dryopteris dilatata, agrostis capillaris, acer pseudoplatanus, dryopteris carthusiana, filipendula ulmaria, holcus mollis, polygonatum multiflorum, castanea sativa, athyrium filix-femina, humulus lupulus, betula pubescens, crataegus monogyna, pinus sylvestris, cirsium palustre, ribes rubrum, arrhenatherum elatius, hedera helix, cardamine pratensis, lysimachia vulgaris, cirsium arvense, alnus incana, silene dioica, geum urbanum, phalaris arundinacea, viburnum opulus, amelanchier lamarckii, molinia caerulea, prunus avium