''Alternanthera nahui'', commonly known as nahui,
[ is a species in the family ]Amaranthaceae
Amaranthaceae ( ) is a family of flowering plants commonly known as the amaranth family, in reference to its type genus '' Amaranthus''. It includes the former goosefoot family Chenopodiaceae and contains about 165 genera and 2,040 species, maki ...
, native to New Zealand
New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
and to Norfolk Island
Norfolk Island ( , ; ) is an States and territories of Australia, external territory of Australia located in the Pacific Ocean between New Zealand and New Caledonia, directly east of Australia's Evans Head, New South Wales, Evans Head and a ...
.[
]
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.
Taxonomy
It was first described in 2009 by Peter Heenan, Peter de Lange and J. Keeling.[
]
Synonymy
There are no synonyms according to Plants of the World Online
Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew.
History
Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...
.[ However, according to NZPCN it has, from time to time, been incorrectly referred as '' Alternanthera sessilis'' (L.) Roem. & Schult, prior to the species description in 2009.][
]
Habitat
It is a coastal and lowland species found in both seasonally and permanently wet habitats.[
]
Conservation status
In the 2018 conservation assessment of de Lange and others under the New Zealand Threat Classification System
The New Zealand Threat Classification System is used by the Department of Conservation to assess conservation priorities of species in New Zealand.
The system was developed because the IUCN Red List, a similar conservation status system, had s ...
it was classed as "Not Threatened", having a "large, stable population".
References
External links
''Alternanthera nahui'' occurrence data
from Australasian Virtual Herbarium
The ''Australasian Virtual Herbarium'' (AVH) is an online resource that allows access to plant specimen data held by various Australian and New Zealand herbaria. It is part of the Atlas of Living Australia (ALA), and was formed by the amalgama ...
{{Taxonbar, from=Q21239043
nahui
Flora of New Zealand
Flora of Norfolk Island
Taxa named by Peter Brian Heenan
Taxa named by Peter James de Lange
Plants described in 2009