fr, pas-de-calais, hedera helix, sambucus nigra, acer campestre, carpinus betulus, acer pseudoplatanus, fraxinus excelsior, arum italicum, crataegus monogyna, euonymus europaeus, ligustrum vulgare, prunus avium, acer platanoides, corylus avellana, arum maculatum, galium aparine, castanea sativa, alliaria petiolata, robinia pseudoacacia, hyacinthoides non-scripta, cornus sanguinea, juglans regia, ulmus minor, mahonia aquifolium, glechoma hederacea, geum urbanum, ribes rubrum, clematis vitalba, ilex aquifolium, chaerophyllum temulum, geranium robertianum, rosa canina, prunus spinosa, urtica dioica, aesculus hippocastanum, fagus sylvatica, viburnum lantana, chelidonium majus, quercus robur, viola odorata, ribes uva-crispa, lapsana communis, heracleum sphondylium, prunus serotina, humulus lupulus, galanthus nivalis, lonicera periclymenum, iris foetidissima, crataegus laevigata, lunaria annua, rubus caesius