elymus repens, althaea officinalis, anthoxanthum repens, atriplex prostrata, bidens tripartita, bolboschoenus maritimus, chaiturus marrubiastrum, cirsium arvense, convolvulus arvensis, euphorbia chamaesyce, euphorbia palustris, glycyrrhiza echinata, inula britannica, juncus gerardi, lythrum virgatum, oenanthe aquatica, plantago major, potentilla reptans, rubia tatarica, sonchus arvensis, xanthium strumarium