glyceria maxima, agrostis stolonifera, holcus lanatus, persicaria hydropiper, phalaris arundinacea, poa trivialis, bidens cernuus, cardamine pratensis, dactylis glomerata, glechoma hederacea, helosciadium nodiflorum, myosotis scorpioides, oenanthe fistulosa, persicaria amphibia, ranunculus repens, rorippa amphibia, sparganium erectum, iris pseudacorus, juncus effusus, rumex hydrolapathum