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