be, arr. oostende, lonicera periclymenum, quercus robur, sorbus aucuparia, fagus sylvatica, betula pubescens, corylus avellana, hedera helix, pteridium aquilinum, castanea sativa, betula pendula, dryopteris dilatata, teucrium scorodonia, frangula alnus, dryopteris carthusiana, ilex aquifolium, acer pseudoplatanus, athyrium filix-femina, holcus mollis, fraxinus excelsior, vaccinium myrtillus, molinia caerulea, polygonatum multiflorum, avenella flexuosa, deschampsia flexuosa, carex pilulifera, quercus rubra, carpinus betulus, sambucus nigra, quercus petraea, hyacinthoides non-scripta, prunus serotina, dryopteris filix-mas, juncus effusus, anemone nemorosa, pinus sylvestris, crataegus monogyna, alnus glutinosa, agrostis capillaris, luzula pilosa, oxalis acetosella, urtica dioica, lamium galeobdolon, calluna vulgaris, circaea lutetiana, populus tremula, carex remota, prunus avium, moehringia trinervia, carex sylvatica, viola riviniana