''Nuphar'' sect. ''Astylus'' is a section within the genus ''Nuphar''''Nuphar'' sect. ''Astylus'' Padgett. (n.d.-c). Database of Vascular Plants of Canada (VASCAN). Retrieved December 9, 2024, from https://data.canadensys.net/vascan/taxon/2181Missouri Botanical Garden. (n.d.-g). ''Nuphar'' sect. ''Astylus'' Padgett. Tropicos. Retrieved December 9, 2024, from https://www.tropicos.org/name/50318742USDA, Agricultural Research Service, National Plant Germplasm System. 2024. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomygenus?type=section&id=18683. Accessed 9 December 2024. native to North America.

Description

Vegetative characteristics

Its species are herbaceous plants.

Generative characteristics

The flowers have 6–9 sepals. The androecium consists of laminar stamens with long anthers and short filaments. The furrowed,Padgett, D. J. (2003)
Phenetic studies in ''Nuphar'' Sm.(Nymphaeaceae): variation in sect. ''Nuphar''.
Plant Systematics and Evolution, 239, 187-197.Manaaki Whenua – Landcare Research. (n.d.-d). ''Nuphar'' Sm. Flora of New Zealand. Retrieved December 9, 2024, from https://www.nzflora.info/factsheet/Taxon/Nuphar.html barrel-shaped, ovoid fruit does not have a prominent neck.Padgett, Donald J . (1999). Nomenclatural novelties in ''Nuphar'' (Nymphaeaceae). SIDA, Contributions to Botany, 18, 823--826. https://www.biodiversitylibrary.org/part/163222

Taxonomy

It was described by

Donald Jay Padgett Donald is a Scottish masculine given name. It is derived from the Goidelic languages, Gaelic name ''Dòmhnall''.. This comes from the Proto-Celtic language, Proto-Celtic *''Dumno-ualos'' ("world-ruler" or "world-wielder"). The final -''d'' in '' ...

in 1999 with ''Nuphar advena'' as the type species.''Nuphar'' sect. ''Astylus'' Padgett. (n.d.-b). International Plant Names Index. Retrieved December 9, 2024, from https://www.ipni.org/n/318884-2

Species

*''

Nuphar advena ''Nuphar advena'' (spatterdock or cow lily or yellow pond-lily) is a species of ''Nuphar'' native throughout the eastern United States and in some parts of Canada, such as Nova Scotia, as well as Mexico and Cuba. It is locally naturalized in Brit ...

'' *''

Nuphar polysepala ''Nuphar polysepala'', also known as the great yellow pond-lily, wokas, or wocus, is a perennial, rhizomatous, aquatic herb in the genus '' Nuphar'' native to western North America.''Nuphar polysepala'' in Flora of North America @ efloras.org. (n ...

'' *''

Nuphar variegata ''Nuphar variegata'' (variegated pond-lily, bullhead pond-lily or yellow pond-lily) is rhizomatous, perennial, aquatic herb in the water lily family Nymphaeaceae native to much of Canada and the northernmost of the United States.''Nuphar variegat ...

'' *''

Nuphar sagittifolia ''Nuphar sagittifolia'', also known as Arrowleaf Pond-lily, Cape Fear spatterdock,Narrowleaf Pond-lily - ''Nuphar sagittifolia'' (Walter) Pursh. (n.d.). Vascular Plants of North Carolina. Retrieved February 4, 2025, from https://auth1.dpr.ncpark ...

'' Weakley, A. S., Southeastern Flora Team, & University of North Carolina Herbarium, North Carolina Botanical Garden. (n.d.). ''Nuphar sagittifolia'' (Walter) Pursh. Flora of the Southeastern United States. Retrieved December 9, 2024, from https://fsus.ncbg.unc.edu/main.php?pg=show-taxon.php&taxonid=283# *''

Nuphar carlquistii ''Nuphar carlquistii'' is an extinct species of flowering plant in the family Nymphaeaceae related to the modern spatterdock, '' Nuphar advena''. The species is known from fossil seeds and fruits found in the early Eocene Okanagan Highlands dep ...

'' DeVore, M. L., Taylor, W., & Pigg, K. B. (2015)
''Nuphar carlquistii'' sp. nov.(Nymphaeaceae): a water lily from the latest early Eocene, Republic, Washington.
International Journal of Plant Sciences, 176(4), 365-377. *'' Nuphar ulvacea'' *'' Nuphar orbiculata'' *'' Nuphar ozarkana''

Etymology

The section name ''Astylus'' means without a

style Style, or styles may refer to: Film and television * ''Style'' (2001 film), a Hindi film starring Sharman Joshi, Riya Sen, Sahil Khan and Shilpi Mudgal * ''Style'' (2002 film), a Tamil drama film * ''Style'' (2004 film), a Burmese film * '' ...

.A Grammatical Dictionary of Botanical Latin. (n.d.-b). Missouri Botanical Garden. Retrieved December 9, 2024, from https://www.mobot.org/mobot/latindict/keyDetail.aspx?keyWord=astylusGledhill, D. (2008).
The Names of Plants.
p. 60. Vereinigtes Königreich: Cambridge University Press. The fruits of ''Nuphar'' sect. ''Astylus'' have broad necks, whereas fruits of ''Nuphar'' sect. ''Nuphar'' have narrow necks or "styles".

Distribution

It is native to North America.

Fossil record

The fossil species †''Nuphar carlquistii'' from the early

eocene The Eocene ( ) is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (Ma). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene'' comes ...

of north-central Washington, USA has been identified as member of ''Nuphar'' sect. ''Astylus''.

Description

Vegetative characteristics

Generative characteristics

Taxonomy

Species

Etymology

Distribution

Fossil record

Ecology

Pollination

References