Indian pond rose
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Indian pond rose ( Nuphar polysepala ) |
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| Nuphar polysepala | ||||||||||||
| Engelm. |
The Indian pond rose ( Nuphar polysepala (Engelmann) Greene , Syn .: Nuphar lutea (L.) Smith subsp. Polysepala (Engelm.) EOBeal ) is a species of the family of the water lily plants (Nymphaeaceae).
features
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The Indian pond rose is a perennial aquatic plant with a rhizome that is 3 to 8 cm in diameter and grows in water depths of more than 30 centimeters. The floating leaf blade is broadly ovate, measures 10 to 40 (45) × 7 to 30 centimeters and as long as wide.
The hermaphrodite, radial symmetry flowers have a diameter of 5 to 12 centimeters. There are usually nine (six to twelve) sepals available. There are many spirally arranged petals. The scar disc has eight to 26 rays (up to 36 rays). The flowering period extends from May to August.
The green to yellow fruit is cylindrical to ovoid, strongly ribbed, usually 4 to 6 cm long (rarely up to 9 cm) and a diameter of 3.5 to 6 cm. The seeds are 3.5 to 5 mm in size.
Occurrence
The Indian pond rose occurs in warm to cool western North America in lakes, ponds and slowly flowing waters at altitudes of 0 to 3700 meters. They are found in Alaska, western and northwestern Canada, and in the US states of Washington, Oregon, Wyoming, Idaho, Montana, Colorado, Utah, Nevada, Arizona, New Mexico and California.
use
The Indian pond rose is rarely used as an ornamental plant in garden ponds.
swell
literature
- Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (eds.): Rothmaler excursion flora from Germany. Volume 5: Herbaceous ornamental and useful plants . Spectrum Academic Publishing House, Berlin Heidelberg 2008, ISBN 978-3-8274-0918-8 .
Individual evidence
- ^ Nuphar in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved May 30, 2018.
