gb, south west wales, cakile maritima, sonchus arvensis, honckenya peploides, thinopyrum junceiforme, eryngium maritimum, festuca rubra, tripleurospermum maritimum, elymus athericus, carex arenaria, jacobaea vulgaris, euphorbia paralias, leymus arenarius, hippophae rhamnoides, cirsium arvense, thinopyrum junceum, crambe maritima, rumex crispus, plantago lanceolata, sedum acre, atriplex prostrata, senecio vulgaris, elymus repens, galium verum, calystegia soldanella, poa pratensis, daucus carota, achillea millefolium, sonchus oleraceus, plantago coronopus, glaucium flavum, hypochaeris radicata, agrostis stolonifera, atriplex laciniata, arenaria serpyllifolia, ononis spinosa, cirsium vulgare, lotus corniculatus, solanum dulcamara, beta vulgaris, sonchus asper, ammophila arenaria, geranium molle, cerastium semidecandrum, trifolium repens, lysimachia maritima, diplotaxis tenuifolia, argentina anserina, holcus lanatus, galium aparine, bromus hordeaceus