Species

Lobelia roughii

Etymology

Lobelia: Named after Lobel, pioneer botanist

Common Name(s)

Scree Lobelia, Roughs Lobelia

Current Conservation Status

2012 - Not Threatened

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 - Not Threatened
2004 - Not Threatened

Authority

Lobelia roughii Hook.f.

Family

Campanulaceae

Flora Category

Vascular - Native

NVS Species Code

LOBROU

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 other than Composites

Synonyms

None (described in 1864)

Distribution

Endemic. New Zealand: South Island (Marlborough, Canterbury and Otago)

Habitat

Higher montane to subalpine. In rock-debris and stable and mobile screes

Features

Glabrous herb. Stems and leaves when bruised or broken exuding pale yellow acrid sap. Roots numerous, rather stout, far-spreading; stems and branches tough, ascending through rock-debris; branchlets appearing above surface, up to 100 mm long. Leaves thick, coriaceous, on broad flat petioles circa 5 mm. long. Lamina circa 10-25 x 10-20 mm; obovate to broad-oblong to elliptic in outline, cuneately narrowed to base; coarsely, deeply dentate; teeth very narrow-triangular, blunt, elongating to circa 6 mm. Flowers circa 10 mm long, on stout peduncles up to 50 mm long. Calyx 5-7 mm long, persistent; lobes linear, thick, obtuse, elongating to c. 8 mm in fruit. Corolla white, hardly > calyx, split to near base into 2 lips; upper lip with 2 narrow segments, lower 3-lobed to c. 1/2 way; anthers not awned. Capsule coriaceous, 10-12 mm. long, broad-obovoid to suborbicular

Similar Taxa

Recognised by the restriction to rock-debris and scree habitats; much-branched stems; by the elliptic to oblong or obovate deeply incised leaves which are mostly 12 mm long; by the stout peduncles which are up to 50 mm long; and white flowers

Flowering

December - April

Flower Colours

White

Fruiting

October - February

Propagation Technique

Difficult. Can be grown in a pot or a rock garden. Slow to establish and hard to maintain.

Threats

Not Threatened

Chromosome No.

2n = 14

Endemic Taxon

Yes

Endemic Genus

No

Endemic Family

No

Where To Buy

Not Commercially Available.




Attribution

Description modified from Webb et al. (1988).

References and further reading

Webb, C.J.; Sykes, W.R.; Garnock-Jones, P.J. 1988: Flora of New Zealand. Vol. IV. DSIR Botany Division, Christchurch.

This page last updated on 20 Dec 2013