Nuphar sect. Astylus | |
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Nuphar polysepala | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Order: | Nymphaeales |
Family: | Nymphaeaceae |
Genus: | Nuphar |
Section: | Nuphar sect. Astylus Padgett |
Type species | |
Nuphar advena (Aiton) W.T.Aiton | |
Species | |
Nuphar sect. Astylus is a section within the genus Nuphar native to North America.
Description
Upper and lower surface of Nuphar variegata leaf Broad-necked, deeply furrowed fruit of Nuphar sect. Astylus (left) and smooth, urceolate fruit with a slim, elongate neck of Nuphar sect. Nuphar (right)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, barrel-shaped, ovoid fruit does not have a prominent neck.
Taxonomy
It was described by Donald Jay Padgett in 1999 with Nuphar advena (Aiton) W.T.Aiton as the type species.
Species
- Nuphar advena (Aiton) W.T.Aiton
- Nuphar polysepala Engelm.
- Nuphar variegata Engelm. ex Durand
- Nuphar sagittifolia (Walter) Pursh
- Nuphar carlquistii DeVore, Taylor & Pigg
- Nuphar ulvacea (G.S.Mill. & Standl.) Standl.
- Nuphar orbiculata (Small) Standl.
- Nuphar ozarkana (G.S.Mill. & Standl.) Standl.
Etymology
The section name Astylus means without a style. 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 of north-central Washington, USA has been identified as member of Nuphar sect. Astylus.
Ecology
Pollination
The flowers are pollinated by flies, bees, and beetles.
References
- ^ Missouri Botanical Garden. (n.d.-g). Nuphar sect. Astylus Padgett. Tropicos. Retrieved December 9, 2024, from https://www.tropicos.org/name/50318742
- ^ 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/2181
- USDA, 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.
- ^ Padgett, Donald J . (1999). Nomenclatural novelties in Nuphar (Nymphaeaceae). SIDA, Contributions to Botany, 18, 823--826. https://www.biodiversitylibrary.org/part/163222
- ^ Padgett, D. J. (2003). Phenetic studies in Nuphar Sm.(Nymphaeaceae): variation in sect. Nuphar. Plant Systematics and Evolution, 239, 187-197.
- ^ 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.
- ^ 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
- Nuphar sect. Astylus Padgett. (n.d.-b). International Plant Names Index. Retrieved December 9, 2024, from https://www.ipni.org/n/318884-2
- 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#
- 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=astylus
- Gledhill, D. (2008). The Names of Plants. p. 60. Vereinigtes Königreich: Cambridge University Press.
Taxon identifiers | |
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Nuphar sect. Astylus |