bidens cernuus, phalaris arundinacea, bolboschoenus maritimus, alopecurus geniculatus, juncus bufonius, juncus effusus, agrostis capillaris, bidens tripartita, glyceria notata, juncus articulatus, persicaria hydropiper, persicaria lapathifolia, persicaria maculosa, typha angustifolia, rorippa amphibia