Biology:Nymphaea jacobsii
| Nymphaea jacobsii | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Order: | Nymphaeales |
| Family: | Nymphaeaceae |
| Genus: | Nymphaea |
| Species: | N. jacobsii
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| Binomial name | |
| Nymphaea jacobsii Hellq.[1]
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| Subspecies[1] | |
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| Nymphaea jacobsii is endemic to Queensland, Australia[1] | |
Nymphaea jacobsii is a species of waterlily endemic to Queensland, Australia.[1]
Description
Vegetative characteristics
Nymphaea jacobsii is an annual or perennial aquatic plant with elongate to globose rhizomes. The broadly elliptic, 40 cm long, 35 cm wide, petiolate leaves have a dentate margin.[2]
Generative characteristics
The inodorous flowers extend up to 30 cm above the water surface. The sepals are 4.2–13 cm long, and 5.5 cm wide. The 12-24 white to deep blue, lanceolate petals are 1–11.5 cm long, and 2.5-5.5 cm wide. The androecium consists of 150-300 yellow stamens. The gynoecium consists of 12-25 carpels. The globose, 2.3–9 cm wide fruit bears numerous large, ovoid, 2.6–7 mm long and 2–3.5 mm wide seeds with 0.1-0.13 mm long trichomes.[2]
Taxonomy
Publication
It was first described by Carl Barre Hellquist in 2011.[1]
Type specimen
The Type specimen was collected by S. W. L. Jacobs and C. B. Hellquist in Lake Powlanthanga, Queensland, Australia on the 12th of June 2007.[3][2]
Subspecies
Two subspecies, namely Nymphaea jacobsii subsp. jacobsii, and Nymphaea jacobsii subsp. toomba Hellq., have been described.[1][2]
Placement within Nymphaea
It is placed in Nymphaea subgenus Anecphya.[2]
Natural hybridisation
A natural hybrid of Nymphaea jacobsii and Nymphaea violacea has been described, but not named.[2]
Etymology
It is named after Surrey Wilfrid Laurance Jacobs.[2]
Conservation
The NCA status of Nymphaea jacobsii is Special Least Concern (SL).[4]
Ecology
Habitat
It is found in lakes, and creeks.[2]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 "Nymphaea jacobsii Hellq." (in en). Royal Botanic Gardens, Kew. http://www.plantsoftheworldonline.org/taxon/77111425-1. Retrieved 2 January 2024.
- ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 Jacobs, S. W., & Hellquist, C. B. (2011). "New species, possible hybrids and intergrades in Australian Nymphaea (Nymphaeaceae) with a key to all species." Telopea, 13(1-2), 233-243.
- ↑ Holotype of Nymphaea jacobsii Hellq. [family NYMPHAEACEAE]. (n.d.). JSTOR. Retrieved January 2, 2024, from https://plants.jstor.org/stable/10.5555/al.ap.specimen.nsw921933
- ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedQueensland Government, 2022
Wikidata ☰ Q17253199 entry
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