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