fr, pas-de-calais, plantago coronopus, agrostis stolonifera, lysimachia maritima, festuca rubra, salicornia europaea, cakile maritima, atriplex prostrata, tripolium pannonicum, plantago maritima, carex arenaria, eryngium maritimum, puccinellia maritima, thinopyrum junceiforme, spergularia marina, salicornia ramosissima, sagina nodosa, bolboschoenus maritimus, spergularia media, juncus gerardii, tripleurospermum maritimum, juncus articulatus, juncus maritimus, honckenya peploides, suaeda maritima, phragmites australis, jacobaea vulgaris, sagina maritima, sedum acre, poa annua, hypochaeris radicata, juncus bufonius, euphorbia paralias, armeria maritima, samolus valerandi, sonchus arvensis, thinopyrum junceum, lotus corniculatus, arenaria serpyllifolia, sagina procumbens, triglochin maritima, cerastium diffusum, hippophae rhamnoides, plantago lanceolata, limonium vulgare, erigeron canadensis, cirsium arvense, trifolium repens, senecio vulgaris, hydrocotyle vulgaris, centaurium pulchellum