mentha aquatica, juncus conglomeratus, alopecurus pratensis, juncus effusus, poa trivialis, ranunculus repens, glyceria fluitans, filipendula ulmaria, caltha palustris, cirsium arvense, carex disticha, phalaris arundinacea, ranunculus flammula, rumex crispus, silene flos-cuculi, tanacetum vulgare