fr, pas-de-calais, hedera helix, corylus avellana, fraxinus excelsior, crataegus monogyna, carpinus betulus, arum maculatum, cornus sanguinea, acer campestre, prunus avium, euonymus europaeus, prunus spinosa, fagus sylvatica, lonicera periclymenum, sambucus nigra, heracleum sphondylium, quercus robur, castanea sativa, ligustrum vulgare, acer pseudoplatanus, ulmus minor, viburnum opulus, galium aparine, glechoma hederacea, ilex aquifolium, clematis vitalba, hyacinthoides non-scripta, viburnum lantana, crataegus laevigata, polygonatum multiflorum, urtica dioica, geum urbanum, dioscorea communis, rosa canina, vicia faba, ribes rubrum, rosa arvensis, juglans regia, dactylis glomerata, rabelera holostea, lamium galeobdolon, carex sylvatica, populus tremula, ficaria verna, mercurialis perennis, euphorbia amygdaloides, geranium robertianum, quercus petraea, anemone nemorosa, primula veris, stachys sylvatica