Nuphar Ozarkana
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''Nuphar ozarkana'' is a species of aquatic plant native to the US-American states Arkansas, Missouri, and Oklahoma.


Description


Vegetative characteristics

''Nuphar ozarkana'' is an aquatic species with a slender rhizome. The leaves mostly float, but they can also be erect. The petiolate, orbicular to oblong, smooth, glabrous, yellowish green leaves are 12-20 cm long, and 7-19 cm wide. The terete, glabrous petioles are 3-11 mm wide.Miller, G. S., & Standley, P. C. (1912). The North American species of ''Nymphaea''. Contributions From the United States National Herbarium, 16, 63–108. http://www.biodiversitylibrary.org/openurl?ctx_ver=Z39.88-2004&rft_id=http://www.biodiversitylibrary.org/page/371928&rft_val_fmt=info:ofi/fmt:kev:mtx:book&url_ver=z39.88-2004


Generative characteristics

The pedunculate, yellow, 30 mm wide flowers have stout, glabrous peduncles. The thin, glabrous sepals are green, but display display yellow colouration towards the apex. The smooth, subglobose, 15-25 mm long, and 14-20 mm wide fruit bears 15-30 ovoid, shiny, pale brown 5 mm long, and 3.5 mm wide seeds. The flowers are not fragrant.


Reproduction


Generative reproduction

This species has an outstandingly low number of seeds per fruit.


Taxonomy


Publication

It was first described as ''Nymphaea ozarkana'' G.S.Mill. & Standl. by Gerrit Smith Miller Jr. and
Paul Carpenter Standley Paul Carpenter Standley (March 21, 1884 – June 2, 1963) was an American botanist known for his work on neotropical plants. Biography Standley was born on March 21, 1884, in Avalon, Missouri. He attended Drury College in Springfield, Missouri, ...
in 1912. Later, it was included in the genus ''Nuphar'' Sm. as ''Nuphar ozarkana'' (G.S.Mill. & Standl.) Standl. published by Paul Carpenter Standley in 1931.


Type specimen

The type specimen was collected by Otto M. Smith along White River in Southern Missouri in August 1910.


Etymology

The specific epithet ''ozarkana'' references the
Ozarks The Ozarks, also known as the Ozark Mountains, Ozark Highlands or Ozark Plateau, is a physiographic region in the U.S. states of Missouri, Arkansas, and Oklahoma, as well as a small area in the southeastern corner of Kansas. The Ozarks cover ...
region.Harris, R. C., & Ladd, D. (2007)
"New taxa of lichens and lichenicolous fungi from the Ozark Ecoregion."
Opuscula Philolichenum, 4, 57-68.


Ecology


Pollination

It is pollinated by '' Lasioglossum nelumbonis'', '' Lasioglossum bruneri'', and '' Augochlora pura'', which together make up 97% of all floral visitors.Lippok, B., Gardine, A. A., Williamson, P. S., & Renner, S. S. (2000)
"Pollination by flies, bees, and beetles of ''Nuphar ozarkana'' and ''N. advena'' (Nymphaeaceae)."
American Journal of Botany, 87(6), 898-902.


References

{{Taxonbar, from=Q50856526, from2=Q21383931, from3=Q50916956 ozarkana Flora of Arkansas Flora of Missouri Flora of Oklahoma Flora of the United States Endemic flora of the United States Plants described in 1912