urtica dioica, elymus repens, holcus lanatus, arrhenatherum elatius, poa trivialis, agrostis stolonifera, alopecurus pratensis, equisetum arvense, glyceria maxima, persicaria amphibia, phalaris arundinacea, equisetum fluviatile, lythrum salicaria, rubus caesius, alisma plantago-aquatica