be, arr. oudenaarde, castanea sativa, lonicera periclymenum, corylus avellana, quercus robur, fagus sylvatica, hedera helix, acer pseudoplatanus, polygonatum multiflorum, ilex aquifolium, pteridium aquilinum, prunus avium, hyacinthoides non-scripta, sorbus aucuparia, anemone nemorosa, fraxinus excelsior, carpinus betulus, betula pendula, betula pubescens, quercus petraea, sambucus nigra, luzula pilosa, teucrium scorodonia, holcus mollis, crataegus monogyna, frangula alnus, deschampsia flexuosa, vaccinium myrtillus, athyrium filix-femina, avenella flexuosa, dryopteris carthusiana, dryopteris filix-mas, lamium galeobdolon, dryopteris dilatata, arum maculatum, milium effusum, mespilus germanica, quercus rubra, carex pilulifera, convallaria majalis, oxalis acetosella, carex sylvatica, populus tremula, adoxa moschatellina, circaea lutetiana, viola riviniana, geum urbanum, viburnum opulus, ficaria verna, ajuga reptans, euphorbia amygdaloides