Nymphaea alexii
Species of water lily
| Nymphaea alexii | |
|---|---|
Conservation status | |
Special Least Concern (NCA)[1] | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Order: | Nymphaeales |
| Family: | Nymphaeaceae |
| Genus: | Nymphaea |
| Species: | N. alexii |
| Binomial name | |
| Nymphaea alexii S.W.L.Jacobs & Hellq.[2] | |
 | |
| Nymphaea alexii is endemic to Queensland, Australia[2] | |
Nymphaea alexii is a species of waterlily endemic to Queensland, Australia.[2]
Description
Vegetative characteristics
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
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
Publication
It was first described by Surrey Wilfrid Laurance Jacobs and Carl Barre Hellquist in 2006.[2][4]
Type specimen
The type specimen was collected by Jacobs and Hellquist in Queensland, Australia on the 17th of April 2005.[3]
Placement within Nymphaea
It is placed in Nymphaea subgenus Confluentes.[3][5]
Etymology
Nymphaea alexii is named after Alex James Fussell, the grandson of Surrey Wilfrid Laurance Jacobs.[3]
Conservation
The NCA status of Nymphaea alexii is Special Least Concern.[1]
Ecology
Habitat
It occurs in shallow margins of lagoons, and in ephemeral billabongs.[3]
References
- ^ 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).
