be, arr. brugge, quercus robur, quercus rubra, prunus serotina, amelanchier lamarckii, sorbus aucuparia, frangula alnus, lonicera periclymenum, betula pendula, pinus sylvestris, castanea sativa, molinia caerulea, fagus sylvatica, sambucus nigra, corylus avellana, avenella flexuosa, deschampsia flexuosa, hedera helix, dryopteris dilatata, ilex aquifolium, robinia pseudoacacia, acer pseudoplatanus, betula pubescens, agrostis capillaris, dryopteris carthusiana, vaccinium myrtillus, polygonatum multiflorum, galeopsis tetrahit, holcus mollis, urtica dioica, calluna vulgaris, silene coronaria, alnus glutinosa, potentilla indica, holcus lanatus, pteridium aquilinum, claytonia perfoliata, galinsoga quadriradiata, ceratocapnos claviculata, maianthemum bifolium, fraxinus excelsior, prunus padus, prunus avium, carex pilulifera, juncus effusus, rhododendron ponticum, galium aparine, pseudotsuga menziesii, populus tremula, geum macrophyllum, symphoricarpos albus