eleocharis palustris, agrostis stolonifera, glyceria fluitans, alopecurus geniculatus, lolium perenne, poa trivialis, ranunculus repens, trifolium repens, elymus repens, stellaria media, carex hirta, cerastium holosteoides, cirsium arvense, juncus articulatus, phleum pratense, plantago major, polygonum aviculare, ranunculus sceleratus, rumex crispus, sagittaria sagittifolia, senecio vulgaris, veronica catenata, persicaria amphibia