Raoulia cinerea
Biostatus
Native – Endemic taxon
Current conservation status
The conservation status of all known New Zealand vascular plant taxa at the rank of species and below were reassessed in 2022-2023 using the New Zealand Threat Classification System (NZTCS) – more information about this can be found on the NZTCS website. This report includes replaces all previous NZTCS lists for vascular plants. Previous assessments can be found here.
- Conservation status of vascular plants in Aotearoa New Zealand, 2023. 2024. Peter J. de Lange, Jane Gosden, Shannel P. Courtney, Alexander J. Fergus, John W. Barkla, Sarah M. Beadel, Paul D. Champion, Rowan Hindmarsh-Walls, Troy Makan and Pascale Michel Department of Conservation. Source: NZTCS and licensed by DOC for reuse under the Creative Commons Attribution 4.0 International licence.
2023 | At Risk – Naturally Uncommon | Qualifiers: RR, Sp
Category
Vascular
Structural class
Herbs - Dicotyledonous composites
Detailed description
Stock rather woody, stems rather closely branched, branchlets ascending, forming flat patches. Leaves closely imbricate, 3-nerved, ascending, incurved at tips, 5-7 mm long, linear, acuminate; basal portion membranous, c.1 mm wide, clad in loose tomentum; apical portion densely clad in appressed white tomentum, margins slightly revolute. Capitula up to 5 mm diameter; inner involucral bracts linear-lanceolate, acute, scarious, yellowish; apices pale brown, more or less pilose on back. Achenes hardly 1 mm long, narrow-oblong, glabrous to puberulous; pappus-hairs up to 5 mm long–some flattened towards base, others terete, all slender, not or hardly thickened at apex.
Distribution
Endemic. South Island, mountains at the head of the Awatere River.
Habitat
Alpine in loose shingle, scree and sparsely vegetated rock pavement and fellfield.
Threats
A local, narrow range endemic, but common within its preferred habitat.
Detailed taxonomy
Genus
Family
Synonyms
None (first described in 1913)
Endemic taxon
Yes
Endemic genus
Yes
Endemic family
No
Ecology
Flowering
December – January
Fruiting
January – March
Propagation technique
Difficult - should not be removed from the wild.
Other information
Where To Buy
Not commercially available
Etymology
raoulia: Named after Étienne Fiacre Louis Raoul (23 July 1815–30 March 1852) who was a French naval surgeon and naturalist. He published a book Choix de plantes de la Nouvelle-Zélande (“Selected plants of New Zealand”) in 1846. The genus was named after him by Joseph Hooker.
cinerea: Ash-grey
NVS code
The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.
RAOCIN
Chromosome number
2n = 28
Previous conservation statuses
The conservation status of all known New Zealand vascular plant taxa at the rank of species and below were reassessed in 2022-2023 using the New Zealand Threat Classification System (NZTCS) – more information about this can be found on the NZTCS website. This report includes replaces all previous NZTCS lists for vascular plants. Previous assessments can be found here.
- Conservation status of vascular plants in Aotearoa New Zealand, 2023. 2024. Peter J. de Lange, Jane Gosden, Shannel P. Courtney, Alexander J. Fergus, John W. Barkla, Sarah M. Beadel, Paul D. Champion, Rowan Hindmarsh-Walls, Troy Makan and Pascale Michel Department of Conservation. Source: NZTCS and licensed by DOC for reuse under the Creative Commons Attribution 4.0 International licence.
2017 | At Risk – Naturally Uncommon | Qualifiers: RR, Sp
2012 | At Risk – Naturally Uncommon | Qualifiers: RR
2009 | At Risk – Naturally Uncommon
2004 | Range Restricted
Referencing and citations
References and further reading
Allan H.H. 1961: Flora of New Zealand. Volume I. Government Printer, Wellington.
Manaaki Whenua/Landcare Research 2022: eFlora webpage for Raoulia cinerea. https://www.nzflora.info/factsheet/Taxon/Raoulia-cinerea.html. Date accessed: 16 April 2022.
Attribution
Description adapted from Allan (1961).
Some of this factsheet information is derived from Flora of New Zealand Online and is used under a Creative Commons Attribution 3.0 New Zealand licence.