text: nasturtium officinale, helosciadium nodiflorum, agrostis stolonifera, alisma plantago-aquatica, epilobium hirsutum, galium palustre, mentha longifolia, paspalum distichum, persicaria maculosa, phragmites australis, polypogon viridis, scrophularia auriculata, typha domingensis, veronica beccabunga