Classification
 Nomenclature
Scientific Name:
Olearia avicenniifolia (Raoul) Hook.f., Handb. New Zealand Fl. 127 (1864) – as Olearia avicenniaefolia
Vernacular Name(s):
Akeake; mountain akeake
 Description

Shrub or tree up to 6 m. tall; branchlets angular, densely clad in white tomentum. Lvs 5–10 × 3–5 cm. including petiole up to 5 mm. long, elliptic to oblong-lanceolate, entire, subacute, coriac., glab. above when mature, clad below in dense appressed white to buff tomentum, margins flat. Corymbs much-branched on long peduncles; pedicels slender. Capitula ∞, up to 6 mm. long; phyll. few, imbricate, glab. to pubescent, forming a narrow involucre. Florets 2–3 per capitulum, rarely more; ray-florets 0–2. Achenes pilose.

[From: Allan (1961) Flora of New Zealand. Volume 1.]

 Biostatus
Indigenous (Endemic)
 Phenology

Flowering: Nov.–Feb.; Fruiting: Dec.–Feb.

 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)