Biology:Nymphaea guineensis

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Short description: Species of water lily

Nymphaea guineensis
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Order: Nymphaeales
Family: Nymphaeaceae
Genus: Nymphaea
Species:
N. guineensis
Binomial name
Nymphaea guineensis
Schumach. & Thonn.[2]
Synonyms[2]
  • Nymphaea abbreviata Guill. & Perr.
  • Nymphaea rufescens Guill. & Perr.

Nymphaea guineensis is a species of waterlily native to the region spanning from tropical West Africa to Chad.[2]

Description

Vegetative characteristics

The leaves are 22 cm long, and 19 cm wide.[3] The leaves have an entire margin.[4] The abaxial leaf surface displays reddish colouration.[5][3]

Generative characteristics

The flowers are 13 cm wide. The petals are purple and pointed.[3] The globose, smooth fruit bears numerous subglobose, arillate seeds.[5]

Taxonomy

Publication

It was first described by Heinrich Christian Friedrich Schumacher and Peter Thonning in 1827.[2]

Type specimen

The type specimen was collected by Thonning in Ghana. Insects have damaged the preserved specimen.[6]

Placement within Nymphaea

It is placed in Nymphaea subgenus Brachyceras.[7]

Etymology

The specific epithet guineensis means "from Guinea".[8]

Conservation

The IUCN conservation status is least concern (LC).[1]

Ecology

Habitat

In Togo, Nymphaea guineensis occurs in ponds.[9] In Nigeria, it has been observed in temporary, shallow, bright, aquatic habitats, which are less than 50 cm deep, and dry out in between the rainy seasons.[10] In Chad, it has also been observed in deep waters.[11] In North Chad, a prosperous population has been observed in a semi-desert region.[12]

Use

In the Ivory Coast, the cooked seeds are eaten.[13]

References

  1. 1.0 1.1 Diop, F.N. 2020. Nymphaea guineensis. The IUCN Red List of Threatened Species 2020: e.T140427197A140427260. https://dx.doi.org/10.2305/IUCN.UK.2020-3.RLTS.T140427197A140427260.en. Accessed on 04 January 2024.
  2. 2.0 2.1 2.2 2.3 "Nymphaea guineensis Schumach. & Thonn." (in en). Royal Botanic Gardens, Kew. http://www.plantsoftheworldonline.org/taxon/605573-1. Retrieved 1 January 2024. 
  3. 3.0 3.1 3.2 Jones, M. (1994). "Flowering plants of the Gambia." p. 21. CRC Press.
  4. Gillet, H. (1962). "Végétation, agriculture et sol du Centre Tchad. Feuilles de Mongo-Melfi-Bokoro-Guera." Journal d'agriculture traditionnelle et de botanique appliquée, 9(11), 451-501.
  5. 5.0 5.1 Schumacher, H. C. F. (1827). Beskrivelse af Guineeiske Planter som ere fundne af dankse Botanikere, især af Etatsraad Thonning. pp. 248-249. http://www.biodiversitylibrary.org/openurl?ctx_ver=Z39.88-2004&rft.date=1827&rft.spage=248&rft_id=http://www.biodiversitylibrary.org/bibliography/51454&rft_val_fmt=info:ofi/fmt:kev:mtx:book&url_ver=z39.88-2004
  6. Hepper, F. N. (1972). Tropical African Plants: XXXI. Kew Bulletin, 26(3), 563–568. https://doi.org/10.2307/4120319
  7. Borsch, T., Loehne, C., Mbaye, M. S., & Wiersema, J. (2011). "Towards a complete species tree of Nymphaea: shedding further light on subg. Brachyceras and its relationships to the Australian water-lilies." Telopea, 13(1-2), 193-217.
  8. Cheek, M., Haba, P. M., Konomou, G., & Van Der Burgt, X. M. (2019). "Ternstroemia guineensis (Ternstroemiaceae), a new endangered cloudforest shrub with neotropical affinities from Kounounkan, Guinea, W Africa." Willdenowia, 49(3), 351-360.
  9. Yawo, K. (2019). "Contribution à la connaissance du commerce international de Pterocarpus erinaceus Poir (Fabaceae) au Togo, espèce végétale inscrite aux annexes de CITES (Master's thesis, Universidad Internacional de Andalucía)."
  10. Cook, G. D. K. (1968). "The vegetation of the Kainji Reservoir site in Northern Nigeria." Vegetatio, 15(4), 225-243.
  11. Gillet, H. (1963). "Végétation, Agriculture et Sol du Centre et Sud Tchad. Feuilles de Miltou, Dagela, Koumra, Moussafoyo." Journal d'agriculture traditionnelle et de botanique appliquée, 10(1), 53-160.
  12. Gillet, H. (1958). "Rapport sur une mission scientifique dans l'Ennedi et au Mourdi (Nord-Tchad)." Journal d'agriculture traditionnelle et de botanique appliquée, 5(11), 768-782.
  13. Aké-Assi, E., Kouassi, F. A., & N’Goran, B. K. S. "CONTRIBUTION À L’ÉTUDE DES PLANTES ORNEMENTALES SPONTANÉES À USAGE ALIMENTAIRE DU SUD DE LA CÔTE D’IVOIRE CONTRIBUTION TO THE STUDY OF SPONTANEOUS ORNAMENTAL PLANTS FOR FOOD USE IN THE SOUTH OF THE IVORY COAST."

Wikidata ☰ Q50855258 entry