Classification
Class
Magnoliopsida Brongn.
Order
Gentianales Juss. ex Bercht. & J.Presl
Family
Rubiaceae
Genus
Leptostigma Arn.
 Nomenclature
Scientific Name:
Leptostigma setulosum (Hook.f.) Fosberg, Acta Phytotax. Geobot. 33 (1982)
Synonymy:
  • ≡ Nertera setulosa Hook.f., Bot. Antarct. Voy. II. (Fl. Nov.-Zel.) Part I, 112, t. 28 B (1853)
  • ≡ Coprosma setulosa (Hook.f.) Heads
 Description

Slender, forming mats or open patches up to c. 3 dm. diam. Stems and branches clad in subappressed, flattened, stiff hairs; sts nearly glab., except in axils of petioles. Lvs us. in rather distant pairs on filiform petioles 2–4 mm. long; stipules truncate, us. glab., bearing 2–3 glandular teeth, forming a cuplike sheath. Lamina with stiff hairs on both surfaces, ovate to broad-ovate to broad-elliptic to occ. subrotund (several forms often on one plant), (3)–5–10–(12) × (3)–4–6–(9) mm., obtuse or sts subacute, rather abruptly narrowed to base; margins slightly thickened, ciliate. Fls protogynous, axillary and terminal, sessile. Calyx setulose; lobes us. obscure but sts evident. Corolla elongate, flaring at mouth, 8–10 mm. long; lobes 5, us. hairy, narrow- to oblong-triangular c. 2mm. long, acute. Anthers far-exserted, sagittate, drooping; styles far-exserted. Drupe setose, fleshy when young, dry when mature.

[From: Allan (1961) Flora of New Zealand. Volume 1 as Nertera setulosa Hook.f.]

 Biostatus
Indigenous (Endemic)
 Bibliography
de Lange, P.J.; Rolfe, J.R.; Barkla J.W.; Courtney, S.P.; Champion, P.D.; Perrie, L.R.; Beadel, S.N.; Ford, K.A.; Breitwieser, I.; Schönberger, I.; Hindmarsh-Walls, R.; Heenan, P.B.; Ladley, K. 2018: Conservation status of New Zealand indigenous vascular plants, 2017. New Zealand Threat Classification Series. No. 22. [Not Threatened]
de Lange, P.J.; Rolfe, J.R.; Champion, P.D.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Norton, D.A.; Hitchmough, R.A. 2013: Conservation status of New Zealand indigenous vascular plants, 2012. New Zealand Threat Classification Series 3. Department of Conservation, Wellington. [Not Threatened]
Fosberg, F.R. 1982: A preliminary conspectus of the genus Leptostigma (Rubiaceae). Acta Phytotaxonomica et Geobotanica 33: 73–83.
Gardner, R.O. 1999: Systematic notes on Leptostigma setulosum (Rubiaceae). New Zealand Natural Sciences 24: 1–8.
Hooker, J.D. 1852–1853 ("1853"): The Botany of the Antarctic Voyage of H.M. Discovery Ships Erebus and Terror in the Years 1839–1843, under the command of Captain Sir James Clark Ross. II. Flora Novae-Zelandiae. Part I. Flowering plants. Lovell Reeve, London.