fr, pas-de-calais, betula pendula, betula pubescens, molinia caerulea, lonicera periclymenum, quercus robur, calamagrostis epigejos, frangula alnus, hydrocotyle vulgaris, lysimachia vulgaris, holcus lanatus, teucrium scorodonia, eupatorium cannabinum, cirsium palustre, pinus sylvestris, calluna vulgaris, galium palustre, potentilla erecta, phragmites australis, lycopus europaeus, agrostis capillaris, lythrum salicaria, crataegus monogyna, agrostis canina, juncus conglomeratus, salix cinerea, salix repens, juncus effusus, alnus glutinosa, erica tetralix, juncus subnodulosus, populus tremula, ranunculus flammula, osmunda regalis, prunus serotina, sorbus aucuparia, pteridium aquilinum, urtica dioica, dryopteris carthusiana, iris pseudacorus, calamagrostis canescens, anthoxanthum odoratum, agrostis stolonifera, rhamnus cathartica, rubus caesius, solanum dulcamara, juncus bulbosus, ligustrum vulgare, carex panicea, salix aurita, carex arenaria