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