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