Nymphaea sulphurea is a species of waterlily native to Angola, Zambia, and the Democratic Republic of the Congo.[2]
| Nymphaea sulphurea | |
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| Botanical illustration of Nymphaea sulphurea in the publication "The waterlilies: a monograph of the genus Nymphaea" by Henry Shoemaker Conard | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Order: | Nymphaeales |
| Family: | Nymphaeaceae |
| Genus: | Nymphaea |
| Subgenus: | Nymphaea subg. Brachyceras |
| Species: | N. sulphurea
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| Binomial name | |
| Nymphaea sulphurea | |
| Synonyms[2] | |
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Description
editVegetative characteristics
editNymphaea sulphurea has stout, cone-shaped rhizomes. The suborbicular to broadly ovate, petiolate,[3] 4.5-5.5 cm long leaves[4] have an entire margin. The petioles are 38–46 cm long.[3]
Generative characteristics
editThe flowers are 4.5–7 cm wide. The lanceolate sepals with acute apex[3] 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.[4] The androecium consists of 40-50 stamens with bright yellow anthers. The gynoecium consists of 12-14 carpels.[3]
Taxonomy
editPublication
editIt was first described by Ernest Friedrich Gilg in 1903.[2]
Type specimen
editThe type specimen was collected by Hugo Baum in Minnesera on 17 January 1900.[3]
Etymology
editThe specific epithet sulphurea, from the Latin sulphureus, means yellow,[5][6] and refers to the floral colouration.
Conservation
editEcology
editHabitat
editNymphaea sulphurea occurs in rivers, lakes, pools, and in deep waters.[1]
References
edit- ^ a b c 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.
- ^ a b c d "Nymphaea sulphurea Gilg". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 4 January 2024.
- ^ a b c d e Conard, H. S. (2015). The Waterlilies: A Monograph of the Genus Nymphaea. Classic Reprint. USA: FB&C Limited. p. 161.
- ^ a b 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.
- ^ "The Meaning of Latin Plant Names". The Seed Site. Retrieved January 4, 2024.
- ^ Charters, M. L. California Plant Names: Latin and Greek Meanings and Derivations An Annotated Dictionary of Botanical and Biographical Etymology. Retrieved January 4, 2024.