agrostis stolonifera, poa trivialis, alopecurus geniculatus, glyceria fluitans, ranunculus repens, ranunculus sceleratus, cardamine pratensis, cerastium holosteoides, eleocharis palustris, elymus repens, lolium perenne, poa annua, stellaria media, trifolium repens, veronica beccabunga, veronica catenata, alisma plantago-aquatica, argentina anserina, bellis perennis, cirsium arvense, polygonum aviculare, rorippa palustris, urtica dioica