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