carex acuta, holcus lanatus, glyceria fluitans, phragmites australis, lythrum salicaria, phalaris arundinacea, urtica dioica, alopecurus pratensis, glyceria maxima, poa trivialis, valeriana officinalis, acorus calamus, agrostis stolonifera, carex disticha, juncus effusus, persicaria hydropiper, symphytum officinale