agrostis stolonifera, potentilla reptans, alopecurus geniculatus, poa trivialis, eleocharis palustris, elymus repens, poa annua, argentina anserina, butomus umbellatus, carex hirta, persicaria amphibia, phalaris arundinacea, plantago uliginosa, polygonum aviculare, ranunculus repens, rorippa sylvestris, rumex crispus