fr, pas-de-calais, fagus sylvatica, quercus robur, lonicera periclymenum, fraxinus excelsior, hedera helix, carpinus betulus, corylus avellana, betula pubescens, sorbus aucuparia, crataegus monogyna, anemone nemorosa, quercus petraea, betula pendula, geum urbanum, circaea lutetiana, viola reichenbachiana, oxalis acetosella, polygonatum multiflorum, milium effusum, acer pseudoplatanus, hyacinthoides non-scripta, urtica dioica, carex sylvatica, galium aparine, pteridium aquilinum, brachypodium sylvaticum, acer campestre, deschampsia flexuosa, holcus mollis, avenella flexuosa, dryopteris filix-mas, arum maculatum, poa nemoralis, mercurialis perennis, rabelera holostea, melica uniflora, euonymus europaeus, geranium robertianum, poa trivialis, viola riviniana, moehringia trinervia, prunus avium, lamium galeobdolon, deschampsia cespitosa, dryopteris carthusiana, populus tremula, agrostis capillaris, cornus sanguinea, teucrium scorodonia, sambucus nigra