fr, pas-de-calais, fagus sylvatica, lonicera periclymenum, pteridium aquilinum, ilex aquifolium, deschampsia flexuosa, hedera helix, betula pubescens, avenella flexuosa, quercus robur, holcus mollis, hyacinthoides non-scripta, teucrium scorodonia, quercus petraea, dryopteris carthusiana, carex pilulifera, euphorbia amygdaloides, carpinus betulus, vaccinium myrtillus, betula pendula, milium effusum, dryopteris filix-mas, oxalis acetosella, anemone nemorosa, calluna vulgaris, corylus avellana, castanea sativa, crataegus monogyna, polygonatum multiflorum, sorbus aucuparia, carex sylvatica, fraxinus excelsior, luzula pilosa, melica uniflora, athyrium filix-femina, molinia caerulea, mespilus germanica, dryopteris dilatata, hypericum pulchrum, circaea lutetiana, lamium galeobdolon, frangula alnus, arum maculatum, viola reichenbachiana, viola riviniana, rabelera holostea, torminalis glaberrima, acer campestre, ruscus aculeatus, rosa arvensis, melampyrum pratense