Nymphaea alexii is a species of waterlily endemic to Queensland, Australia.[2]
Nymphaea alexii | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Order: | Nymphaeales |
Family: | Nymphaeaceae |
Genus: | Nymphaea |
Species: | N. alexii
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Binomial name | |
Nymphaea alexii S.W.L.Jacobs & Hellq.[2]
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Nymphaea alexii is endemic to Queensland, Australia[2] |
Description edit
Vegetative characteristics edit
Nymphaea alexii is an annual or perennial plant with 2 cm wide, globose rhizomes. The elliptic, 15 cm long, and 10 cm wide leaf blades have a slightly sinuate margin.[3]
Generative characteristics edit
The fragrant flowers extend up to 30 cm above the water surface. The androecium consists of 150 stamens with 17 mm long membranous filaments. The gynoecium consists of 8-16 carpels. The apex of the ovary often displays red colouration. The 4.5 cm wide, globose fruit bears elongate, glabrous, longitudinally ridged, 1-2 mm long seeds.[3]
Taxonomy edit
Publication edit
It was first described by Surrey Wilfrid Laurance Jacobs and Carl Barre Hellquist in 2006.[2][4]
Type specimen edit
The type specimen was collected by Jacobs and Hellquist in Queensland, Australia on the 17th of April 2005.[3]
Placement within Nymphaea edit
Etymology edit
Nymphaea alexii is named after Alex James Fussell, the grandson of Surrey Wilfrid Laurance Jacobs.[3]
Conservation edit
The NCA status of Nymphaea alexii is Special Least Concern.[1]
Ecology edit
Habitat edit
It occurs in shallow margins of lagoons, and in ephemeral billabongs.[3]
References edit
- ^ a b Queensland Government. (2022a, March 8). Species profile — Nymphaea alexii. Retrieved December 29, 2023, from https://apps.des.qld.gov.au/species-search/details/?id=30927
- ^ a b c d "Nymphaea alexii S.W.L.Jacobs & Hellq". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 19 July 2023.
- ^ a b c d e f Jacobs, S. W., & Hellquist, C. B. (2006). "Three new species of Nymphaea (Nymphaeaceae) in Australia." Telopea, 11(2), 155-160.
- ^ Les, D. H. (2011). "Surrey WL Jacobs (1946–2009) and aquatic plant research in Australia." Telopea, 13(1-2), 23-35.
- ^ Dalziell, E. L. (2016). "Seed biology and ex situ storage behaviour of Australian Nymphaea (water lilies): implications for conservation (Doctoral dissertation, PhD thesis." University of Western Australia, Perth, WA).