cattails open to let seeds fly through the wind during autumn

cattails seeds fly wind autumn typha plant edible aquatic rhizomatous herbaceous perennial plants leaves glabrous hairless linear basal jointless stem flowering spikes monoecious unisexual flowers dense racemes spike top vertical staminate flower stamens pollen shed sausage long thick ripe heads cottony fluff disperse perennial swamp wetland nys cny common driedflower shoreline nature ecology fingerlakes pond water