agrostis stolonifera, alopecurus geniculatus, berula erecta, cerastium holosteoides, deschampsia cespitosa, galium palustre, glechoma hederacea, glyceria fluitans, glyceria maxima, holcus lanatus, iris pseudacorus, juncus articulatus, juncus effusus, lolium perenne, oenanthe fistulosa, poa trivialis, ranunculus repens, rorippa amphibia, rumex crispus, sparganium erectum, trifolium repens