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