be, arr. philippeville, carpinus betulus, hedera helix, fagus sylvatica, corylus avellana, quercus robur, lonicera periclymenum, quercus petraea, fraxinus excelsior, crataegus monogyna, anemone nemorosa, polygonatum multiflorum, carex sylvatica, lamium galeobdolon, euphorbia amygdaloides, arum maculatum, prunus avium, ilex aquifolium, acer pseudoplatanus, luzula pilosa, rosa arvensis, milium effusum, acer campestre, teucrium scorodonia, dryopteris filix-mas, rabelera holostea, betula pendula, convallaria majalis, pteridium aquilinum, viola reichenbachiana, cornus sanguinea, populus tremula, brachypodium sylvaticum, fragaria vesca, primula elatior, geum urbanum, viburnum opulus, crataegus laevigata, dryopteris carthusiana, deschampsia cespitosa, athyrium filix-femina, castanea sativa, glechoma hederacea, avenella flexuosa, euonymus europaeus, melica uniflora, torminalis glaberrima, mercurialis perennis, ligustrum vulgare, oxalis acetosella, deschampsia flexuosa