Species

Brachyglottis arborescens

Etymology

Brachyglottis: Name comes from the Greek words brachus meaning "short" and glottis meaning "the vocal apparatus of the larynx"
arborescens: becoming a tree

Common Name(s)

Three Kings Rangiora

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 - CD, IE
2009 - IE

Authority

Brachyglottis arborescens W.R.B.Oliv.

Family

Asteraceae

Brief Description

Canopy tree of the Three Kings Islands. Bark stringy. Leaves curled, large, dark glossy green and white underneath. Flowers in clusters of small white flowers. Seeds small, with a tuft of white hairs.

Flora Category

Vascular - Native

NVS Species Code

BRAARB

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 Trees & Shrubs

Synonyms

Brachyglottis repanda var. arborescens (W.R.B.Oliv.) Allan

Distribution

Three Kings Islands (present on all the main islands and also Hinemoa Rock within the Princes chain of islets and rock stacks.

Habitat

Meryta sinclairii forest and in coastal scrub. Sometimes found as an understorey shrub within the dense kanuka (Kunzea aff. ericoides) forest which dominates Great (Manawa Tawhi) Island.

Propagation Technique

Easy from fresh seed and cuttings. However, difficult to maintain as it is extremely susecptible to phytophora and verticillium wilt.

Chromosome No.

2n = 60

Endemic Taxon

Yes

Endemic Genus

No

Endemic Family

No

Life Cycle and Dispersal

Pappate achenes are dispersed by wind (Thorsen et al., 2009).

Where To Buy

Occasionally available from specialist native plant nurseries.

References and further reading

Thorsen, M. J.; Dickinson, K. J. M.; Seddon, P. J. 2009. Seed dispersal systems in the New Zealand flora. Perspectives in Plant Ecology, Evolution and Systematics 2009 Vol. 11 No. 4 pp. 285-309

This page last updated on 10 May 2014