be, arr. leuven, quercus rubra, prunus serotina, quercus robur, castanea sativa, sorbus aucuparia, betula pendula, pinus sylvestris, lonicera periclymenum, dryopteris dilatata, dryopteris carthusiana, teucrium scorodonia, acer pseudoplatanus, fagus sylvatica, frangula alnus, molinia caerulea, vaccinium myrtillus, pteridium aquilinum, corylus avellana, avenella flexuosa, carex pilulifera, deschampsia flexuosa, pinus nigra, sambucus nigra, juncus effusus, athyrium filix-femina, betula pubescens, agrostis capillaris, ilex aquifolium, calluna vulgaris, hedera helix, urtica dioica, salix caprea, holcus mollis, convallaria majalis, robinia pseudoacacia, holcus lanatus, polygonatum multiflorum, fraxinus excelsior, glechoma hederacea, moehringia trinervia, galeopsis tetrahit, luzula pilosa, dryopteris filix-mas, alnus glutinosa, rhododendron ponticum, juncus conglomeratus, carpinus betulus, prunus avium, amelanchier lamarckii, anemone nemorosa