Zannichellia palustris

horned-pondweed
Native
Family:Zannichelliaceae

References

Observations

Photos

(c) Ron Vanderhoff (CC BY-NC)
(c) Riccardo Novaga (CC BY-NC)
(c) Norbert Sauberer (CC BY-NC)
(c) Samuel Brinker (CC BY-NC)
(c) Sergey Mayorov (CC BY-NC)