Species

Raoulia cinerea

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

Current Conservation Status

2012 - At Risk - Naturally Uncommon

Conservation status of New Zealand indigenous vascular plants, 2012
The conservation status of all known New Zealand vascular plant taxa at the rank of species and below were reassessed in 2012 using the New Zealand Threat Classification System (NZTCS). This report includes a statistical summary and brief notes on changes since 2009 and replaces all previous NZTCS lists for vascular plants. Authors: Peter J. de Lange, Jeremy R. Rolfe, Paul D. Champion, Shannel P. Courtney, Peter B. Heenan, John W. Barkla, Ewen K. Cameron, David A. Norton and Rodney A. Hitchmough. File size: 792KB

Previous Conservation Status

2009 - At Risk - Naturally Uncommon
2004 - Range Restricted

Qualifiers

2012 - RR

Authority

Raoulia cinerea Petrie

Family

Asteraceae

Flora Category

Vascular - Native

NVS Species Code

RAOCIN

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.

Structural Class

Dicotyledonous Herbs - Composites

Synonyms

None (first described in 1913)

Distribution

Endemic. South Island, mountains at the head of the Awatere River,

Habitat

Alpine in loose shingle, scree and sparsely vegetated rock pavement and fell field

Features

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.

Flowering

December – January

Fruiting

January – March

Propagation Technique

Difficult - should not be removed from the wild

Threats

A local, narrow range endemic common within its preferred habitat

Chromosome No.

2n = 28

Endemic Taxon

Yes

Endemic Genus

Yes

Endemic Family

No

Where To Buy

Not commercially available

 

Attribution

Description adapted from Allan (1961).

References and further reading

Allan, H.H. 1961: Flora of New Zealand. Vol. I, Government Printer, Wellington.

This page last updated on 15 Jan 2014