glyceria fluitans, poa trivialis, agrostis stolonifera, alopecurus geniculatus, persicaria hydropiper, phalaris arundinacea, poa annua, elymus repens, glyceria maxima, lolium perenne, persicaria amphibia, phleum pratense, physcomitrium pyriforme, ranunculus acris, stellaria alsine, stellaria media, cerastium holosteoides, epilobium tetragonum, rumex crispus, trifolium repens