poa trivialis, agrostis stolonifera, glyceria maxima, festuca rubra, triglochin palustris, alopecurus geniculatus, carex hirta, phalaris arundinacea, poa pratensis, ranunculus repens, argentina anserina, bolboschoenus maritimus, glechoma hederacea, glyceria fluitans, persicaria amphibia, ranunculus acris, trifolium repens