agrostis stolonifera, poa trivialis, alopecurus geniculatus, glyceria fluitans, glyceria maxima, holcus lanatus, ranunculus repens, phalaris arundinacea, cerastium holosteoides, equisetum palustre, glechoma hederacea, myosotis scorpioides, oenanthe fistulosa, ranunculus sceleratus, trifolium repens, urtica dioica, rumex crispus