Encyclopedia - Plants for ponds
Floating pondweed
Potamogeton natans
Family Potamogetonaceae. The most noticeable are pondweeds with floating leaves. One is even called the floating pondweed (P. natans) with glossy, lacquer-like, oval leaves floating on the surface.
Underwater leaves do not persist until flowering. If the body of water dries up, it continues to live in a terrestrial form with leathery, heart-shaped leaves on petioles. A common plant of lakes, ponds, and streams. It prefers slowly moving water. The spike-like inflorescence is greenish, rises above the water, and flowers in June–August.
