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Nymphaea sulphurea

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Species of water lily

Nymphaea sulphurea
Botanical illustration of Nymphaea sulphurea in the publication "The waterlilies: a monograph of the genus Nymphaea" by Henry Shoemaker Conard
Conservation status

Data Deficient  (IUCN 3.1)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Order: Nymphaeales
Family: Nymphaeaceae
Genus: Nymphaea
Subgenus: Nymphaea subg. Brachyceras
Species: N. sulphurea
Binomial name
Nymphaea sulphurea
Gilg
Synonyms
  • Nymphaea primulina Hutch.

Nymphaea sulphurea is a species of waterlily native to Angola, Zambia, and the Democratic Republic of the Congo.

Description

Vegetative characteristics

Nymphaea sulphurea has stout, cone-shaped rhizomes. The suborbicular to broadly ovate, petiolate, 4.5-5.5 cm long leaves have an entire margin. The petioles are 38–46 cm long.

Generative characteristics

The flowers are 4.5–7 cm wide. The lanceolate sepals with acute apex are 2–3 cm long, and 1.5–1 cm wide. The dark sulphur yellow petals are 2.8–2 cm long, and 1.2-0.7 cm wide. The androecium consists of 40-50 stamens with bright yellow anthers. The gynoecium consists of 12-14 carpels.

Taxonomy

Publication

It was first described by Ernest Friedrich Gilg in 1903.

Type specimen

The type specimen was collected by Hugo Baum in Minnesera on 17 January 1900.

Etymology

The specific epithet sulphurea, from the Latin sulphureus, means yellow, and refers to the floral colouration.

Conservation

The IUCN conservation status is Data Deficient (DD).

Ecology

Habitat

Nymphaea sulphurea occurs in rivers, lakes, pools, and in deep waters.

References

  1. ^ Juffe, D. (2010). "'Nymphaea sulphurea'". IUCN Red List of Threatened Species. 2010: e.T185239A8373143. doi:10.2305/IUCN.UK.2010-3.RLTS.T185239A8373143.en. Retrieved 4 January 2024.
  2. ^ "Nymphaea sulphurea Gilg". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 4 January 2024.
  3. ^ Conard, H. S. (2015). The Waterlilies: A Monograph of the Genus Nymphaea. Classic Reprint. USA: FB&C Limited. p. 161.
  4. ^ Baum, Hugo; Kellen, Pieter van der.; Warburg, Otto (1903). Kunene-Sambesi-expedition, H. Baum, 1903 (in German). Berlin: Verlag des Kolonial-wirtschaftlichen Komitees. pp. 235–236. doi:10.5962/bhl.title.37083.
  5. "The Meaning of Latin Plant Names". The Seed Site. Retrieved January 4, 2024.
  6. Charters, M. L. California Plant Names: Latin and Greek Meanings and Derivations An Annotated Dictionary of Botanical and Biographical Etymology. Retrieved January 4, 2024.
Taxon identifiers
Nymphaea sulphurea
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