Classification
 Nomenclature
Scientific Name:
Ewartiothamnus sinclairii (Hook.f.) Anderb., Opera Bot. 104: 95 (1991)
Synonymy:
  • Gnaphalium sinclairii Hook.f., Handb. New Zealand Fl. 153 (1864) – as Gnaphalium (Helichrysum) sinclairii
  • Ewartia sinclairii (Hook.f.) Cheeseman, Man. New Zealand Fl., ed. 2, 980 (1925)
  • = Helichrysum sinclairii Hook.f., Handb. New Zealand Fl. 153 (1867)
 Description

Perennial subshrub up to ± 4 dm. tall, much-branched from stout woody stock. Main branches c. 3 mm. diam. at woody base, clad in sub-appressed to floccose white tomentum, becoming glab. Branchlets slender, spreading to ascending, densely white-tomentose, terminated by cymose close clusters of capitula. Lvs imbricate, c. 6–10 × 2 mm., spreading from sheathing base, lanceolate- to obovate-spathulate, obtuse, hardly diminishing in size to base of infl., densely clad on both surfaces in white felted tomentum. Capitula c. 6 × 4 mm., in clusters of c. 25 forming a head 1·5–2 cm. diam. Pedicels short, stout, bracts us. aristate. Phyll. ∞, in several series; outer with floccose tomentum on back near hardened base, acute to aristate; inner less hairy, c. 4 mm. long, oblong, with white erect to subradiate tips. Achenes fusiform, hardly 1 mm. long, glab. or nearly so; pappus-hairs c. 3 mm. long, thickened and papillose at tips, minutely scaberulous at base.

[From: Allan (1961) Flora of New Zealand. Volume 1. as Ewartia sinclairii (Hook.f.) Cheeseman]

 Biostatus
Indigenous (Endemic)
 Phenology

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

 Bibliography
Anderberg, A. A. 1991: Taxonomy and phylogeny of the tribe Gnaphalieae (Asteraceae). Opera Botanica 104: 1–195.
Cheeseman, T.F. 1925: Manual of the New Zealand Flora. Edition 2. Government Printer, Wellington.
de Lange, P.J.; Norton, D.A.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Hitchmough, R.; Townsend, A.J. 2009: Threatened and uncommon plants of New Zealand (2008 revision). New Zealand Journal of Botany 47: 61–96. [Naturally uncommon]
de Lange, P.J.; Norton, D.A.; Heenan, P.B.; Courtney, S.P.; Molloy, B.P.J.; Ogle, C.C.; Rance, B.D. 2004: Threatened and uncommon plants of New Zealand. New Zealand Journal of Botany 42(1): 45–76.
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. [Naturally Uncommon]
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. [Naturally Uncommon]
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.
Ward, J.M.; Breitwieser, I. 1998: Systematics of New Zealand Inuleae (Compositae) — 4. A taxonomic review. New Zealand Journal of Botany 36(2): 165–171.