fr, pas-de-calais, hedera helix, fagus sylvatica, arum maculatum, fraxinus excelsior, carpinus betulus, lonicera periclymenum, corylus avellana, quercus robur, acer campestre, crataegus monogyna, carex sylvatica, hyacinthoides non-scripta, euphorbia amygdaloides, prunus avium, mercurialis perennis, dryopteris filix-mas, viola reichenbachiana, anemone nemorosa, rosa arvensis, circaea lutetiana, polygonatum multiflorum, lamium galeobdolon, acer pseudoplatanus, ilex aquifolium, cornus sanguinea, milium effusum, geum urbanum, brachypodium sylvaticum, melica uniflora, ligustrum vulgare, quercus petraea, pteridium aquilinum, betula pubescens, fragaria vesca, betula pendula, euonymus europaeus, galium odoratum, torminalis glaberrima, ficaria verna, clematis vitalba, crataegus laevigata, prunus spinosa, vicia sepium, sanicula europaea, teucrium scorodonia, geranium robertianum, galium aparine, viburnum lantana, primula elatior, dryopteris carthusiana