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