poa trivialis, glyceria fluitans, agrostis stolonifera, cerastium holosteoides, stellaria media, alopecurus geniculatus, bolboschoenus maritimus, eleocharis palustris, glyceria maxima, lolium perenne, persicaria hydropiper, plantago uliginosa, polygonum aviculare, ranunculus repens, sonchus asper, trifolium repens, cardamine pratensis, myosotis scorpioides, persicaria amphibia