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Nymphaea subg. Hydrocallis

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Nymphaea subg. Hydrocallis
Botanical illustration of Nymphaea amazonum
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Order: Nymphaeales
Family: Nymphaeaceae
Genus: Nymphaea
Subgenus: Nymphaea subg. Hydrocallis
(Planch.) Conard[1]
Type species
Nymphaea amazonum Mart. & Zucc.[2]
Species

See here

Synonyms[3]
  • Nymphaea sect. Hydrocallis Planch.
  • Nymphaea subsect. Hydrocallis (Planch.) Casp.

Nymphaea subg. Hydrocallis is a subgenus of the genus Nymphaea.[4][5][1]

Description

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Nymphaea rudgeana G.Mey. fruit with characteristic carpellary appendages
Nymphaea rudgeana G.Mey. fruit with characteristic carpellary appendages
Side view of nocturnal opening Nymphaea prolifera Wiersema flower
Floating leaf of Nymphaea glandulifera Rodschied with scale bar (5 cm) on a white background. The adaxial leaf surface is on the left side, and the abaxial leaf surface is on the right side.
Proliferating pseudanthium or tubiferous flower of Nymphaea prolifera Wiersema

Vegetative characteristics

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Species of Nymphaea subg. Hydrocallis are perennial, rhizomatous, aquatic herbs with contractile roots. The floating, petiolate leaves are orbicular to elliptic and have an entire margin.[4]

Generative characteristics

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The flowers are nocturnal and float on the water surface.[6][4] The carpels have enlarged, clavate carpellary appendages.[6][1] The flowers emit solvent-like, pungent, fermented, or fruity fragrances.[7]

Taxonomy

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Publication

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It was first described as Nymphaea sect. Hydrocallis Planch. by Jules Émile Planchon in 1853. Later, it was elevated to the status of the subgenus Nymphaea subg. Hydrocallis (Planch.) Conard by Henry Shoemaker Conard in 1905.[1][3][5][8][2]

Species

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Distribution

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The distribution of species within this subgenus extends from the southern United States through Central America, and the Caribbean to South America.[1]

Ecology

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Pollination

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Flowers of Nymphaea subg. Hydrocallis are pollinated by Cyclocephala beetles.[7][9]

References

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  1. ^ a b c d e de Lima, C. T., Machado, I. C., & Giulietti, A. M. (2021). "Nymphaeaceae of Brasil." Sitientibus série Ciências Biológicas, 21.
  2. ^ a b Nymphaea sect. Hydrocallis | International Plant Names Index. (n.d.). Retrieved January 23, 2024, from https://www.ipni.org/n/77303563-1
  3. ^ a b Missouri Botanical Garden. (n.d.-d). Nymphaea subg. Hydrocallis (Planch.) Conard. Tropicos. Retrieved December 2, 2024, from https://www.tropicos.org/name/100411299
  4. ^ a b c Wiersema, J. H. (1987). A monograph of Nymphaea subgenus Hydrocallis (Nymphaeaceae). Systematic Botany Monographs, 1-112.
  5. ^ a b Nymphaea subg. Hydrocallis. (2020, January 24). Wikispecies. Retrieved 13:29, January 23, 2024 from https://species.wikimedia.org/w/index.php?title=Nymphaea_subg._Hydrocallis&oldid=7353121.
  6. ^ a b Conard, H. S. (2015). The Waterlilies: A Monograph of the Genus Nymphaea (Classic Reprint). p. 200. USA: FB&C Limited.
  7. ^ a b Maia, A. C. D., de Lima, C. T., Navarro, D. M. D. A. F., Chartier, M., Giulietti, A. M., & Machado, I. C. (2014). "The floral scents of Nymphaea subg. Hydrocallis (Nymphaeaceae), the New World night-blooming water lilies, and their relation with putative pollinators." Phytochemistry, 103, 67-75.
  8. ^ Nymphaea subgen. Hydrocallis | International Plant Names Index. (n.d.). Retrieved January 23, 2024, from https://www.ipni.org/n/77303969-1
  9. ^ M Cramer, J., Meeuse, A. D. J., & Teunissen, P. A. (1975). A note on the pollination of nocturnally flowering species of Nymphaea. Acta Botanica Neerlandica, 24(5/6), 489-490.
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