fr, pas-de-calais, claytonia perfoliata, mahonia aquifolium, anchusa officinalis, rosa spinosissima, erodium cicutarium, ligustrum vulgare, veronica arvensis, populus alba, sedum acre, rosa rugosa, chelidonium majus, saponaria officinalis, rhamnus cathartica, rubus caesius, glechoma hederacea, ribes rubrum, jacobaea vulgaris, euonymus europaeus, cynoglossum officinale, carex arenaria, prunus serotina, hippophae rhamnoides, asparagus officinalis, diplotaxis tenuifolia, ribes sanguineum, prunus padus, lagurus ovatus, sambucus nigra, acer pseudoplatanus, ribes uva-crispa, colutea arborescens, eupatorium cannabinum, datura stramonium, cardamine hirsuta, viburnum opulus, viola tricolor, geranium molle, arum italicum, geranium robertianum, claytonia sibirica, viola odorata, calamagrostis epigejos, crepis capillaris, pentaglottis sempervirens, cotoneaster franchetii, urtica dioica, crataegus monogyna, oenothera glazioviana, epipactis helleborine, berberis vulgaris