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