agrostis stolonifera, poa trivialis, alopecurus geniculatus, eleocharis palustris, oenanthe fistulosa, persicaria hydropiper, phalaris arundinacea, argentina anserina, cirsium arvense, galium palustre, holcus lanatus, juncus articulatus, plantago uliginosa, poa annua, ranunculus repens, ranunculus sceleratus, stellaria media, trifolium repens, triglochin palustris