hydrocotyle vulgaris, eleocharis palustris, argentina anserina, juncus articulatus, agrostis stolonifera, mentha aquatica, ranunculus flammula, alisma plantago-aquatica, calliergonella cuspidata, carex nigra, euphrasia stricta, iris pseudacorus, lycopus europaeus, phragmites australis, salix repens