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