Biology:Nymphaea nouchali var. zanzibariensis

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Short description: Species of aquatic plant

Nymphaea nouchali var. zanzibariensis
Nymphaea-colorata 0117a.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Order: Nymphaeales
Family: Nymphaeaceae
Genus: Nymphaea
Species:
Variety:
N. n. var. zanzibariensis
Trinomial name
Nymphaea nouchali var. zanzibariensis
(Casp.) Verdc.
Synonyms[1]

Nymphaea nouchali var. zanzibariensis is a variety of the water lily species Nymphaea nouchali Burm.f. naturally found in the region stretching from Southeastern Kenya to Southern Africa, including the Comoros and Madagascar. It has been Introduced into Florida, USA.[1][2][3]

Description

Flowering Nymphaea nouchali var. zanzibariensis
Sprouting Nymphaea nouchali var. zanzibariensis (Casp.) Verdc. rhizomes with scale bar (3 cm) on a white background

It is day blooming and nonviviparous plant. Its flower has dark blue to violet color and consists of 4-5 sepals and 13-15 petals. The shape is cup-like with a diameter of 11–14 cm. The round leaves are green on the top and have bluish-violet underside. Their size is about 20–23 cm and their spread is 0.9 to 1.8m

Cytology

The haploid chromosome count is n = 14. The genome size is 489 Mb.[4]

Taxonomy

Publication

It was first described as Nymphaea zanzibariensis Casp. by Robert Caspary in 1877. Later, it was included in the species Nymphaea nouchali Burm.f. as the variety Nymphaea nouchali var. zanzibariensis (Casp.) Verdc. published by Bernard Verdcourt in 1989.[1]

Usage

It is used as an ornamental flower and has the advantage of having a long flowering period. In addition it even keeps flowering when the temperatures drops to 18 C. It has been used to create several cultivars and hybrids.

References

  1. 1.0 1.1 1.2 "Nymphaea nouchali var. zanzibariensis (Casp.) Verdc." (in en). Royal Botanic Gardens, Kew. http://www.plantsoftheworldonline.org/taxon/955149-1. Retrieved 25 October 2023. 
  2. Nymphaea nouchali var. zanzibariensis (Casp.) Verdc. (n.d.). WFO Plant List | World Flora Online. Retrieved October 25, 2023, from https://wfoplantlist.org/plant-list/taxon/wfo-0001389645-2023-06?matched_id=wfo-0000382301&page=1
  3. Nymphaea nouchali var. zanzibariensis (Casp.) Verdc. (n.d.-b). Catalogue of Life. Retrieved October 25, 2023, from https://www.catalogueoflife.org/data/taxon/BPCK6
  4. Chen, Fei; Liu, Xing; Yu, Cuiwei; Chen, Yuchu; Tang, Haibao; Zhang, Liangsheng (2017). "Water lilies as emerging models for Darwin's abominable mystery". Horticulture Research 4: 17051. doi:10.1038/hortres.2017.51. PMID 28979789. 

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