be, arr. nivelles, fagus sylvatica, acer pseudoplatanus, quercus robur, fraxinus excelsior, athyrium filix-femina, dryopteris carthusiana, lonicera periclymenum, circaea lutetiana, corylus avellana, carpinus betulus, alnus glutinosa, sorbus aucuparia, hedera helix, quercus rubra, castanea sativa, dryopteris dilatata, carex remota, anemone nemorosa, juncus effusus, pteridium aquilinum, urtica dioica, prunus serotina, deschampsia cespitosa, oxalis acetosella, betula pendula, ilex aquifolium, lamium galeobdolon, polygonatum multiflorum, carex sylvatica, glechoma hederacea, sambucus nigra, geum urbanum, hyacinthoides non-scripta, teucrium scorodonia, milium effusum, dryopteris filix-mas, ajuga reptans, betula pubescens, frangula alnus, prunus avium, arum maculatum, quercus petraea, ficaria verna, convallaria majalis, primula elatior, scrophularia nodosa, lysimachia nemorum, luzula pilosa, galeopsis tetrahit, stachys sylvatica