poa trivialis, glyceria fluitans, agrostis stolonifera, glyceria maxima, holcus lanatus, trifolium repens, glechoma hederacea, lolium perenne, oenanthe fistulosa, cerastium holosteoides, cirsium arvense, eleocharis palustris, helosciadium nodiflorum, juncus articulatus, myosotis scorpioides, persicaria hydropiper, phalaris arundinacea, ranunculus flammula, ranunculus repens, rorippa amphibia, sagina procumbens, stellaria alsine, stellaria media, triglochin palustris, carex acuta, poa annua, rumex conglomeratus, rumex crispus, sparganium erectum, urtica dioica