be, arr. oudenaarde, acer pseudoplatanus, fraxinus excelsior, corylus avellana, hedera helix, hyacinthoides non-scripta, arum maculatum, fagus sylvatica, quercus robur, sambucus nigra, lonicera periclymenum, adoxa moschatellina, circaea lutetiana, lamium galeobdolon, anemone nemorosa, mercurialis perennis, geum urbanum, polygonatum multiflorum, urtica dioica, sorbus aucuparia, castanea sativa, ficaria verna, crataegus monogyna, dryopteris dilatata, ilex aquifolium, galium aparine, prunus avium, dryopteris filix-mas, athyrium filix-femina, silene dioica, allium ursinum, glechoma hederacea, primula elatior, geranium robertianum, carex sylvatica, carpinus betulus, oxalis acetosella, veronica montana, alnus glutinosa, stachys sylvatica, milium effusum, paris quadrifolia, betula pubescens, heracleum sphondylium, ajuga reptans, pteridium aquilinum, rabelera holostea, asplenium scolopendrium, viola riviniana, ulmus glabra, poa trivialis