be, arr. hasselt, prunus serotina, quercus rubra, quercus robur, sorbus aucuparia, betula pendula, pinus sylvestris, frangula alnus, amelanchier lamarckii, dryopteris dilatata, avenella flexuosa, deschampsia flexuosa, lonicera periclymenum, dryopteris carthusiana, castanea sativa, vaccinium myrtillus, molinia caerulea, fagus sylvatica, betula pubescens, agrostis capillaris, ilex aquifolium, calluna vulgaris, ceratocapnos claviculata, pseudotsuga menziesii, acer pseudoplatanus, robinia pseudoacacia, sambucus nigra, pinus nigra, carex pilulifera, galeopsis tetrahit, holcus mollis, teucrium scorodonia, corylus avellana, pteridium aquilinum, rhododendron ponticum, impatiens parviflora, holcus lanatus, urtica dioica, juncus tenuis, juncus effusus, hedera helix, larix kaempferi, rubus gratus, geum macrophyllum, rumex angiocarpus, rumex acetosella, polygonatum multiflorum, cytisus scoparius, alnus glutinosa, moehringia trinervia, populus tremula