fr, seine-maritime, ilex aquifolium, lonicera periclymenum, fagus sylvatica, hedera helix, pteridium aquilinum, hyacinthoides non-scripta, corylus avellana, quercus robur, betula pubescens, quercus petraea, fraxinus excelsior, castanea sativa, acer pseudoplatanus, crataegus monogyna, holcus mollis, betula pendula, dryopteris filix-mas, sorbus aucuparia, avenella flexuosa, prunus avium, carpinus betulus, sambucus nigra, galium aparine, teucrium scorodonia, oxalis acetosella, dryopteris dilatata, rubus fruticosus, mercurialis perennis, arum maculatum, geum urbanum, rabelera holostea, carex sylvatica, milium effusum, urtica dioica, deschampsia flexuosa, anemone nemorosa, circaea lutetiana, euphorbia amygdaloides, polygonatum multiflorum, vaccinium myrtillus, dryopteris carthusiana, geranium robertianum, acer campestre, lamium galeobdolon, melica uniflora, viola riviniana, brachypodium sylvaticum, galium odoratum, prunus spinosa, taxus baccata