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