fr, pas-de-calais, lonicera periclymenum, hedera helix, hyacinthoides non-scripta, quercus robur, teucrium scorodonia, pteridium aquilinum, crataegus monogyna, fagus sylvatica, ligustrum vulgare, euphorbia amygdaloides, carpinus betulus, fragaria vesca, acer campestre, fraxinus excelsior, galium aparine, mercurialis perennis, betula pubescens, arum maculatum, prunus spinosa, euonymus europaeus, corylus avellana, ilex aquifolium, holcus mollis, cornus sanguinea, primula veris, agrostis capillaris, brachypodium sylvaticum, urtica dioica, brachypodium pinnatum, dactylis glomerata, glechoma hederacea, geranium robertianum, ajuga reptans, vicia sepium, rosa arvensis, dioscorea communis, betula pendula, carex flacca, veronica chamaedrys, holcus lanatus, quercus petraea, dryopteris filix-mas, viburnum lantana, geum urbanum, clinopodium vulgare, circaea lutetiana, viola riviniana, agrimonia eupatoria, anthoxanthum odoratum, prunella vulgaris