be, arr. oostende, castanea sativa, acer pseudoplatanus, quercus robur, lonicera periclymenum, sorbus aucuparia, fagus sylvatica, rhododendron ponticum, corylus avellana, dryopteris dilatata, quercus rubra, prunus serotina, ilex aquifolium, hedera helix, fraxinus excelsior, pteridium aquilinum, betula pubescens, hyacinthoides non-scripta, betula pendula, sambucus nigra, athyrium filix-femina, frangula alnus, dryopteris carthusiana, vaccinium myrtillus, lamium galeobdolon, alnus glutinosa, molinia caerulea, polygonatum multiflorum, pinus sylvestris, crataegus monogyna, avenella flexuosa, prunus avium, anemone nemorosa, circaea lutetiana, deschampsia flexuosa, juncus effusus, urtica dioica, dryopteris filix-mas, teucrium scorodonia, carpinus betulus, holcus mollis, oxalis acetosella, carex pilulifera, geum urbanum, quercus petraea, amelanchier lamarckii, carex remota, larix kaempferi, pseudotsuga menziesii, luzula pilosa, mespilus germanica