poa trivialis, glyceria maxima, oenanthe fistulosa, alopecurus geniculatus, carex disticha, holcus lanatus, ranunculus sceleratus, cardamine pratensis, equisetum fluviatile, galium palustre, glechoma hederacea, juncus effusus, persicaria hydropiper, phalaris arundinacea, ranunculus flammula, ranunculus repens, sagina procumbens, stellaria alsine, alisma plantago-aquatica, ficaria verna, persicaria amphibia