be, arr. nivelles, acer pseudoplatanus, fagus sylvatica, lonicera periclymenum, quercus robur, corylus avellana, castanea sativa, sorbus aucuparia, fraxinus excelsior, hedera helix, quercus rubra, dryopteris carthusiana, athyrium filix-femina, prunus serotina, carpinus betulus, dryopteris dilatata, pteridium aquilinum, anemone nemorosa, polygonatum multiflorum, sambucus nigra, ilex aquifolium, betula pendula, prunus avium, lamium galeobdolon, milium effusum, oxalis acetosella, frangula alnus, hyacinthoides non-scripta, luzula pilosa, carex pilulifera, betula pubescens, circaea lutetiana, convallaria majalis, vaccinium myrtillus, avenella flexuosa, dryopteris filix-mas, holcus mollis, carex sylvatica, teucrium scorodonia, deschampsia flexuosa, urtica dioica, deschampsia cespitosa, alnus glutinosa, juncus effusus, quercus petraea, ficaria verna, maianthemum bifolium, carex remota, arum maculatum, primula elatior, molinia caerulea