cyperus flavescens, juncus effusus, epilobium hirsutum, epilobium parviflorum, galium debile, holcus lanatus, hypericum undulatum, juncus acutiflorus, lotus pedunculatus, ludwigia palustris, lycopus europaeus, mentha suaveolens, persicaria hydropiper, veronica anagallis-aquatica, echinochloa crus-galli