be, arr. maaseik, prunus serotina, pinus sylvestris, quercus rubra, fagus sylvatica, sorbus aucuparia, quercus robur, avenella flexuosa, betula pendula, deschampsia flexuosa, vaccinium myrtillus, dryopteris carthusiana, dryopteris dilatata, pseudotsuga menziesii, frangula alnus, lonicera periclymenum, castanea sativa, ilex aquifolium, molinia caerulea, carex pilulifera, pinus nigra, calluna vulgaris, ceratocapnos claviculata, amelanchier lamarckii, betula pubescens, pteridium aquilinum, agrostis capillaris, teucrium scorodonia, quercus petraea, picea abies, larix kaempferi, galium saxatile, acer pseudoplatanus, holcus mollis, rumex angiocarpus, moehringia trinervia, rumex acetosella, rubus plicatus, pinus strobus, hedera helix, digitalis purpurea, convallaria majalis, melampyrum pratense, luzula pilosa, calamagrostis epigejos, impatiens parviflora, galeopsis tetrahit, rubus idaeus, corylus avellana, robinia pseudoacacia, rubus gratus