fr, pas-de-calais, fagus sylvatica, hedera helix, lonicera periclymenum, carex sylvatica, ilex aquifolium, carpinus betulus, quercus robur, euphorbia amygdaloides, milium effusum, hyacinthoides non-scripta, dryopteris filix-mas, fraxinus excelsior, arum maculatum, betula pubescens, anemone nemorosa, viola reichenbachiana, deschampsia flexuosa, melica uniflora, circaea lutetiana, dryopteris carthusiana, corylus avellana, pteridium aquilinum, lamium galeobdolon, galium odoratum, avenella flexuosa, acer campestre, quercus petraea, athyrium filix-femina, crataegus monogyna, rosa arvensis, polygonatum multiflorum, oxalis acetosella, luzula pilosa, mercurialis perennis, brachypodium sylvaticum, holcus mollis, vicia sepium, deschampsia cespitosa, teucrium scorodonia, crataegus laevigata, prunus avium, rabelera holostea, ficaria verna, carex remota, fragaria vesca, betula pendula, ajuga reptans, geum urbanum, carex pilulifera, poa nemoralis