poa trivialis, glyceria maxima, agrostis stolonifera, holcus lanatus, glyceria fluitans, phleum pratense, alopecurus geniculatus, glechoma hederacea, phalaris arundinacea, ranunculus repens, agrostis capillaris, myosotis scorpioides, oenanthe aquatica, persicaria hydropiper, rorippa amphibia, stellaria alsine, stellaria media