fr, pas-de-calais, fraxinus excelsior, crataegus monogyna, hedera helix, urtica dioica, corylus avellana, ulmus minor, sambucus nigra, acer campestre, galium aparine, carpinus betulus, cornus sanguinea, euonymus europaeus, geum urbanum, glechoma hederacea, ligustrum vulgare, brachypodium sylvaticum, rubus caesius, quercus robur, prunus spinosa, acer pseudoplatanus, arum maculatum, carex sylvatica, prunus avium, alnus glutinosa, ficaria verna, solanum dulcamara, crataegus laevigata, clematis vitalba, fagus sylvatica, viburnum opulus, rubus fruticosus, heracleum sphondylium, dactylis glomerata, circaea lutetiana, stachys sylvatica, rosa canina, dryopteris filix-mas, geranium robertianum, lonicera periclymenum, lamium galeobdolon, populus tremula, rumex sanguineus, polygonatum multiflorum, dryopteris carthusiana, poa trivialis, milium effusum, quercus petraea, deschampsia cespitosa, ranunculus repens, ribes rubrum