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