water smartweed (<i>Persicaria amphibia</i>)
<a rel="nofollow" class="external text" href="https://www.inaturalist.org/users/1483645">Yurii Basov</a>
CC BY 4.0
<a rel="nofollow" class="external free" href="https://www.inaturalist.org/photos/205464782">https://www.inaturalist.org/photos/205464782</a>