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