poa trivialis, agrostis stolonifera, glyceria fluitans, ranunculus repens, alopecurus geniculatus, cerastium holosteoides, elymus repens, lolium perenne, lysimachia nummularia, persicaria amphibia, phragmites australis, ranunculus sceleratus, trifolium repens, triglochin palustris, argentina anserina, lathyrus pratensis