be, arr. leuven, quercus robur, castanea sativa, lonicera periclymenum, fagus sylvatica, corylus avellana, sorbus aucuparia, acer pseudoplatanus, frangula alnus, quercus rubra, betula pendula, vaccinium myrtillus, hedera helix, carex pilulifera, molinia caerulea, fraxinus excelsior, juncus effusus, pteridium aquilinum, teucrium scorodonia, athyrium filix-femina, pinus sylvestris, calluna vulgaris, polygonatum multiflorum, luzula pilosa, anemone nemorosa, sambucus nigra, carpinus betulus, betula pubescens, prunus serotina, alnus glutinosa, avenella flexuosa, holcus lanatus, prunus avium, dryopteris dilatata, deschampsia flexuosa, agrostis capillaris, dryopteris carthusiana, ranunculus repens, lamium galeobdolon, quercus petraea, ilex aquifolium, holcus mollis, salix caprea, maianthemum bifolium, convallaria majalis, juncus conglomeratus, potentilla erecta, urtica dioica, anthoxanthum odoratum, luzula multiflora, populus tremula