poa trivialis, agrostis stolonifera, alopecurus geniculatus, elymus repens, glyceria fluitans, persicaria hydropiper, cardamine pratensis, eleocharis palustris, holcus lanatus, juncus articulatus, lolium perenne, phragmites australis, plantago major, ranunculus repens, ranunculus sceleratus, trifolium repens, triglochin palustris, cirsium arvense, myosotis laxa, polygonum aviculare, rorippa palustris, sagina procumbens