Alternanthera nahui

Alternanthera nahui, common name nahui,[3] is a species in the family Amaranthaceae, native to New Zealand and to Norfolk Island.[1]

Alternanthera nahui
Alternanthera nahui
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Amaranthaceae
Genus: Alternanthera
Species:
A. nahui
Binomial name
Alternanthera nahui

Description

It is a perennial herb that has a slender tap root. Its stems are 1.5–3.0 mm in diameter and tend to lie down.[3] It can be distinguished from Alternanthera sessilis by its narrower leaves, its keeled tepals, its shorter staminodes and style.[3]

Taxonomy

It was first described in 2009 by Peter Heenan, Peter de Lange and J. Keeling.[1][2]

Synonymy

There are no synonyms according to Plants of the World Online.[1] However, according to NZPCN it has, from time to time, been incorrectly referred as Alternanthera sessilis (L.) Roem. & Schult.[3]

Habitat

It is a coastal and lowland species found in both seasonally and permanently wet habitats.[3]

Conservation status

In the 2018 conservation assessment of de Lange and others under the New Zealand Threat Classification System it was classed as "Not Threatened", having a "large, stable population".[4]

References
  1. "Alternanthera nahui Heenan & de Lange | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 28 November 2019.
  2. Heenan, P.B.; de Lange, P.J.; Keeling, J. (2009). "Alternanthera nahui, a new species of Amaranthaceae indigenous to New Zealand". New Zealand Journal of Botany. 47 (1): 97–105. doi:10.1080/00288250909509795. ISSN 0028-825X. S2CID 85153162. pdf
  3. "Alternanthera nahui | New Zealand Plant Conservation Network". nzpcn.org.nz. Retrieved 28 November 2019.
  4. Lange, Peter J. de; Rolfe, Jeremy R.; Barkla, John W.; Courtney, Shannel P.; Champion, Paul D.; Perrie, Leon R.; Beadel, Sarah M.; Ford, Kerry A.; Breitwieser, Ilse; Schönberger, Ines; Hindmarsh-Walls, Rowan (1 May 2018). "Conservation status of New Zealand indigenous vascular plants, 2017" (PDF). New Zealand Threat Classification Series. 22: 54. OCLC 1041649797.
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