• Source: Nuphar orbiculata

Nuphar orbiculata is a species of rhizomatous aquatic plant native to the US-American states Alabama, Florida, and Georgia.




Description






= Vegetative characteristics

=
Nuphar orbiculata is a herbaceous, perennial, aquatic plant. The rhizomes are 7-8 cm wide. The petiolate, bright green, orbicular leaves are 20-45 cm long, and 20-45 cm wide. The abaxial surface is pubescent. The petioles are pubescent.




= Generative characteristics

=
The flowers are 6 cm wide. The oblong-obovate sepals are 5 cm long. The stigmatic disk is 2 cm wide. The subglobose, 4-5 cm wide fruit bears ovoid, 4.5 mm long, ridged seeds.




Reproduction






= Generative reproduction

=
Flowering and fruiting occurs in July.




Taxonomy






= Publication

=
It was first described as Nymphaea orbiculata Small by John Kunkel Small in 1896. Later, it was included in the genus Nuphar Sm. as Nuphar orbiculata (Small) Standl. published by Paul Carpenter Standley in 1931.




Etymology


The specific epithet orbiculata means round or disc-shaped.




Conservation


It is vulnerable.




Ecology






= Habitat

=
It occurs in stagnant waters of blackwater rivers, streams, lakes, and acidic lime sink ponds.




References

Kata Kunci Pencarian:

• Nuphar
• Nuphar orbiculata
• Nuphar
• National Pest Plant Accord
• List of flora of Indiana
• List of flora of Ohio
• List of endangered flora of Connecticut