be, arr. tongeren, fraxinus excelsior, corylus avellana, hedera helix, arum maculatum, fagus sylvatica, quercus robur, carpinus betulus, polygonatum multiflorum, acer pseudoplatanus, prunus avium, lamium galeobdolon, carex sylvatica, anemone nemorosa, crataegus monogyna, lonicera periclymenum, acer campestre, primula elatior, cornus sanguinea, dryopteris filix-mas, paris quadrifolia, adoxa moschatellina, geum urbanum, milium effusum, rosa arvensis, circaea lutetiana, mercurialis perennis, viburnum opulus, quercus petraea, viola reichenbachiana, ficaria verna, sambucus nigra, betula pendula, sorbus aucuparia, crataegus laevigata, euphorbia amygdaloides, euonymus europaeus, luzula pilosa, athyrium filix-femina, galium odoratum, stachys sylvatica, brachypodium sylvaticum, glechoma hederacea, ilex aquifolium, oxalis acetosella, poa nemoralis, populus tremula, geranium robertianum, convallaria majalis, fragaria vesca, rabelera holostea