be, arr. leuven, fagus sylvatica, castanea sativa, quercus rubra, prunus serotina, sorbus aucuparia, vaccinium myrtillus, carex pilulifera, quercus robur, pinus sylvestris, pteridium aquilinum, dryopteris carthusiana, lonicera periclymenum, betula pendula, avenella flexuosa, dryopteris dilatata, ilex aquifolium, molinia caerulea, frangula alnus, deschampsia flexuosa, acer pseudoplatanus, teucrium scorodonia, pseudotsuga menziesii, luzula pilosa, calluna vulgaris, picea abies, quercus petraea, convallaria majalis, betula pubescens, athyrium filix-femina, larix kaempferi, juncus effusus, maianthemum bifolium, hedera helix, carpinus betulus, oxalis acetosella, corylus avellana, holcus mollis, larix decidua, pinus nigra, agrostis capillaris, polygonatum multiflorum, plantago subulata, anemone nemorosa, melampyrum pratense, rubus idaeus, galeopsis tetrahit, milium effusum, lamium galeobdolon, digitalis purpurea, amelanchier lamarckii