be, arr. leuven, quercus robur, lonicera periclymenum, acer pseudoplatanus, corylus avellana, fraxinus excelsior, sorbus aucuparia, fagus sylvatica, athyrium filix-femina, hedera helix, polygonatum multiflorum, castanea sativa, anemone nemorosa, quercus rubra, sambucus nigra, carpinus betulus, dryopteris carthusiana, prunus serotina, alnus glutinosa, lamium galeobdolon, dryopteris dilatata, prunus avium, betula pendula, urtica dioica, circaea lutetiana, primula elatior, betula pubescens, glechoma hederacea, adoxa moschatellina, hyacinthoides non-scripta, geum urbanum, arum maculatum, pteridium aquilinum, ficaria verna, frangula alnus, teucrium scorodonia, juncus effusus, dryopteris filix-mas, ajuga reptans, crataegus monogyna, galeopsis tetrahit, convallaria majalis, deschampsia cespitosa, holcus mollis, galium aparine, filipendula ulmaria, luzula pilosa, carex sylvatica, oxalis acetosella, angelica sylvestris, carex remota