rorippa amphibia, alisma lanceolatum, alisma plantago-aquatica, bidens tripartita, cirsium arvense, eleocharis palustris, inula britannica, lipandra polysperma, mentha pulegium, persicaria amphibia, persicaria lapathifolia, schoenoplectus tabernaemontani, teucrium scordium, xanthium strumarium