fr, pas-de-calais, fagus sylvatica, carpinus betulus, hedera helix, lonicera periclymenum, quercus petraea, corylus avellana, euphorbia amygdaloides, crataegus monogyna, carex sylvatica, torminalis glaberrima, anemone nemorosa, quercus robur, pteridium aquilinum, ilex aquifolium, rosa arvensis, betula pendula, acer campestre, viola reichenbachiana, avenella flexuosa, luzula pilosa, fraxinus excelsior, dryopteris filix-mas, teucrium scorodonia, prunus avium, ligustrum vulgare, brachypodium sylvaticum, polygonatum multiflorum, fragaria vesca, deschampsia flexuosa, melica uniflora, dryopteris carthusiana, arum maculatum, carex pilulifera, milium effusum, lamium galeobdolon, populus tremula, cornus mas, cornus sanguinea, convallaria majalis, vicia sepium, crataegus laevigata, betula pubescens, solidago virgaurea, hyacinthoides non-scripta, carex flacca, holcus mollis, galium odoratum, viburnum lantana, melampyrum pratense, mercurialis perennis