cyperus longus, iris pseudacorus, juncus articulatus, trifolium fragiferum, trifolium repens, holcus lanatus, mentha aquatica, samolus valerandi, schoenoplectus lacustris, agrostis capillaris, agrostis stolonifera, briza minor, carex punctata, glyceria fluitans, lolium perenne, plantago major, polypogon monspeliensis