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Classification
Nomenclature
Scientific Name:
Olearia nummulariifolia (Hook.f.) Hook.f., Handb. New Zealand Fl. 127 (1864) – as Olearia nummularifolia
Description
Shrub up to 3 m. tall; branchlets stout, viscid when young, clad in white to yellowish stellate tomentum. Lvs close-set, very coriac., 5–10 × 4–6 mm. including petiole 1 mm. long, broad-obovate to suborbicular, glab. above when mature, below clad in white to buff or yellowish tomentum, margins ± recurved. Capitula solitary, 3–5 mm. diam., on short closely bracteate peduncles; phyll. in several series, imbricate, forming a narrow involucre c. 1 cm. long, viscid pubescentpilose to glab.; florets 5–12, ray-florets up to 5; achenes compressed, ribbed, 3 mm. long, glab. or nearly so except at tips; pappus-hairs 5–6 mm. long.
[From: Allan (1961) Flora of New Zealand. Volume 1.]
Biostatus
Indigenous (Endemic)
Phenology
Flowering: Nov.–Apr.; Fruiting: Dec.–Apr.
Bibliography
de Lange, P.J.; Gosden, J.; Courtney, S.P.; Fergus, A.J.; Barkla, J.W.; Beadel, S.M.; Champion, P.D., Hindmarsh-Walls, R.; Makan, T.; Michel, P. 2024: Conservation status of vascular plants in Aotearoa New Zealand, 2023. New Zealand Threat Classification Series. No. 43. [Not threatened]
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]
Hooker, J.D. 1864: Handbook of the New Zealand Flora: a systematic description of the native plants of New Zealand and the Chatham, Kermadec's, Lord Auckland's, Campbell's and Macquarie's Islands. Part I. Reeve, London.
Saldivia, P.; Nicol, D.A. 2025: Reinstatement, broader circumscription, and infrageneric classification of Shawia (Astereae, Celmisiinae), a large woody genus endemic to Australasia. Phytoneuron 2025-49: 1–43 (online). (Published online: 11 September 2025)
