Nuphar advena

American pond lily (Nuphar advena )

The American pond lily (Nuphar advena ) is a plant of the family Nymphaeaceae ( Nymphaeaceae ).

Features

The American pond rose is a perennial aquatic plant with a rhizome, which usually has a diameter of 5 to 10 cm and grows in water depths of 70 to 80 centimeters. The petiole is round or flattened upper side weak. The Schwimmblattspreite is broadly ovate to almost circular, measuring 12 to 40 × 7 to 30 inches, and is 1.2 times as long as wide.

The hermaphroditic, radial symmetry flowers have a diameter of 2.5 to 5 centimeters. There are usually six sepals present. There are many spirally arranged petals present. The nine to 28 rays forming scar 1 to 3 millimeters in front of the edge of the disc scars. Pollination is by insects, mostly beetles. The flowering period extends from May to August.

The most green fruits are 2-5 inches tall. The seeds are 3 to 6 mm.

Occurrence

The American dough comes in southeastern North America, Northern Mexico and Cuba in lakes, ponds, slow-flowing waters and spring swamps at altitudes 0-450 meters before.

Use

The American Rose pond is rarely used as an ornamental plant in garden ponds. You since 1772 or 1802 in culture.

Swell

• Description in the Flora of North America. (English )